5 Mbps down (mostly a lot less) and 0. Antenna analysis. My comparison antenna is a 40 meter EDZ at 60 ft and very close to resonance at 3. bent antenna 11. You can go with a compromise antenna like a G5RV that will work reasonably well if you are strapped for grass and space, or build one of the other exotic designs that are spread out across the internet, like the Extended Double Zepp (EDZ) antenna that is two 5/8 wave antennas in phase with a vertical section made with ladder-line. The verticals were extremely competitive with the EDZ and as the sun moved West the verticals were 3 S units louder to Ca. 25 (5/4) λ long, center-fed and vertically spaced 5/8 λ apart, you can easily scale it to whatever band you like. 20 Meter Phased Vertical Antenna. The DB #455 The. The antenna consists of a printed dipole array enclosed in an aluminum base with a UV stabilized radome for superior weatherability. 40m 2-element Wire Beam: Parasitic Phased Array Conversion Updating the 4th-Generation Stealth All-Band Electrically Reversible Directional Array Jeff Blaine – ACØC Presented to the KC DX Club – 25 April 2011. Worked great - a bit lanky - 12 feet tall. AT-3B 71-7002 A. Vertical EDZ for 2, inverted-V EDZ for 6. dor de antenas antes de conectarse al equipo. eski manken olan ve sonrada çok sevdiği bir adamla porno evlenme kararı alan aşırı seksi mature evlendiği adamın sikiş çok efendi bir oğlu olunca kendi üvey oğlunu sahiplenir ve bir porno izle mesafeye kadar onunla ilgilenmek ister Uzun bir süredir porno sevgilisi olmadığını öğrenen mature daha. com Other 6 Meter Antenna Projects of Interest! 6 METER 5/8 WAVE VERTICAL ANOTHER 6 M J POLE DESIGN (Archives of the "Wayback Machine" 6 METER SLIM JIM 300 OHM METRIC 6 METER "SLICK SIX" DIPOLE 6 METER DUAL POLARITY (CB MOD) (A "Cool" idea by KD4WPC) 6 METER ROTATEABLE DELTA LOOP 6 METER ZIP CORD EDZ 50 OHM FEED. height AGL. The distance between one point to another adjacent point in a wave is known as the wavelength. This point controls the transmiuer feeds to four enormous curtain array antennas located around the pcrimeterof the 180 acre mountaintop complex. For your apartment you don't have too many options. Made from a 20-ft. I have also tried several horizontal and vertical combinations (everything you mentioned except a quad loop) on 30 meters. An endoscopic antenna is used to perform a seismic cross-hole tomography in the Excavation Damaged Zone (EDZ) of the new G04 gallery of the Mont Terri Underground Rock Laboratory (Switzerland) excavated in Opalinus clay. In my quest to find an easy-to-deploy all-band antenna, I have experimented extensively with the W3EDP wire antenna. Featured Shop Tours. EZNEC The use of W7EL's EZNEC comes with two calculating engines, NEC2 and NEC2D. Counter Switch NC. 25 (5/4) λ long, center-fed and vertically spaced 5/8 λ apart, you can easily scale it to whatever band you like. Here is my handiwork from last weekend. The catch is that EDZ antennas radiate mostly from the ends of the wires, not from the center. The is because the losses associated with a short antenna have little to do with the antenna itself. While there are antennas which are more complex than an inverted vee, there are still several issues to be considered. This means an EDZ for 15 or 10 meters is a practical portable antenna. 20 Meter "Vertical Zepp Dipole" Antenna by Carl H. These cores have an outside diameter of 1. By varying the length of the 450 ohm ladder-line feeding the antenna, we can achieve an SWR of less than 2:1 on all frequencies on all HF bands with the exception of the lowest part of 80m. About like turning a 100. Wire Antennas with Gain or EDZ's , etc. Thicker copper wire is usually the standard, but over the years I've learned that thinner gauge wire will hold out sufficiently. My comparison antenna is a 40 meter EDZ at 60 ft and very close to resonance at 3. This is significant enough to try it. David Hillman writes: And given our particular interest in markets here, one might enjoy the David Liss's "Benjamin Weaver" series. It can be re-optimized for conversion to coaxial end-feed. An EDZ can work well but the peaks and nulls vary on every band and wind in the trees can be an issue. Mechanically is an end fed but electrically will operate as a full half wave on your desired operating band. EndFed 40-6m Antenna and KIT 3/30/2018: Note: Throwing line for antenna kit will now be 100′ of mil grade 1. 1 - 40m dipole broadside gain patterns vs. 170' or so is an EDZ for 40m alrightit's a high-Z antenna so assume you'd feed it with ladder line; if so, you could short the shack ends of the line together to feed it as a top-loaded Marconi on 1. 500 MHz Introduction A Super J-Pole, also known as a vertically polarized omni-directional two element vertical collinear J-Pole, is basically a standard J-Pole antenna with an added half wavelength section on top. It is 148 foot of wire about 40 feet above ground between 2 tall trees. Post #1402. Signals sounds louder and cleaner and are at least 5 to 7 S-units stronger compared to that produced by the Cobwebb and Vertical which are both omni-directional and at the same height above ground. 'Twas the weekend before Christmas and all through the mall, No shoppers were shopping – no shoppers at all! That's right it's the last shopping weekend of the Retail Apocalypse and there are 9,302 less places to shop than there were last Christmas as that's the amount of store closings this year. BOGUS L#A U R E. left and right. Subsequently I ended up with a 20 Meter Extended Double Zepp that was arranged in an inverted Vee configuration with the apex at 26 feet and the ends at 10 feet. Environmental and Safety Acronyms Defined Environmental Health & Safety Acronyms. A-1 Ching-Kuo IDF, later F-CK-1A Indigenous Defense Fighter 10004 F-CK-1B A. Featured Shop Tours. Bell: Huey series: SR00267SE: Fabrication and Installation of a Bell Model 212 vertical tail fin and rotor, 42deg and 90deg gearboxes, and 212 push rod anti-torque control system: Bell: Huey series. The verticals were extremely competitive with the EDZ and as the sun moved West the verticals were 3 S units louder to Ca. No ground plane or counterpoise is needed. My article was inspired by an article in AR, and models the behaviour of a 10m vertical as a multiband antenna, including system losses. Signals were good on both bands for both sessions. Yagi was about 1. It is not intended to be all-inclusive, but rather as an introduction in plain language to the meaning of some otherwise arcane sets of initials and combinations of words. The Oliver Hazard Perry class is a class of guided missile frigates named after the American Commodore Oliver Hazard Perry, the hero of the naval Battle of Lake Erie. AT-TC 3 Tse Tchan Also designated AT-3 0801 A. Zepp and 630M An Antenna for 630 to 10 Meters. Best reception from the base stations in the area (the nearest is about 10km away) by the directional antenna was about 0. So let's imagine an EDZ for 40m. On other bands it is less, 40 M for instance where the radiator is less than 1/4 wave. The basic EDZ will ordinarily be fed with an 1/8 wl tuned stub in the monoband configuration. Upper Oil Pan To Cylinder Block. When the equation (1) is to be applied to the vertical portion of the antenna, we shall call l = z', (7) where z' = vertical distance from jthe ground of the point P' on the antenna. top part of the antenna is bent over without any significant change in the magnitude of the current at the various points. A change of vertical component of velocity of 0. Let's now return to the EDZ. Zepp antennas for VHF by Aaron VK4VOX The Zepp antenna is a ground independent antenna consisting of a half wave radiator and a quarter wave tuning stub section that can be made from old plumbing supplies or a stood up as a vertical it will radiate an omni directional pattern. 700 Did the verticals work ? Absolutely, I got significantly better reports, 3 to5 S units from various European stations as compared to the dipole and I had the same results with CA. CW Equipment and Antennas Call Radio Antenna 4K6FO IC-746PRO 100W Ground plane vertical 7K1CPT K3 5W Dipole 9M6XRO FT-1000MP + Quadra amp 400W 2-ele Lightning Bolt Quad @ 27m + LF Butternut HF2V DL5CL Ten Tec Eagle 40m end fed DU7HF IC-725 70W Dipole @ 7 yards high EA5/YO9FXD TS-130S 100W Dipole EU1AA TS-180S. AB1DQ 7 7 14 6 84 x2 168 Gnd mounted vertical K1IEE 5 5 10 4 40 x2 80 OCF 100 40 meter EDZ at 27 Ft W4 Division before Sprint (@ 36 feet) on 40M. Made from a 20-ft. Disengage the BNC connector from the GI 275. Below that there is some gain loss. Reply Delete. This morning I swapped the MFJ-1886 with the NEW Wellbrook ALA1530LNP. Antenna analysis. 39 results for end fed antenna Save end fed antenna to get e-mail alerts and updates on your eBay Feed. Noisier than horizontal antennas Easier to hide in antenna restricted areas (can be disguised as flagpole or be a single wire in a tree). Το σεμινάριο θα πραγματοποιηθεί στις 9 Ιουνίου (προς εξυπηρέτηση και των συναδέλφων της περιφέρειας που τυχόν θα βρίσκονται στην Αθήνα). The vertical EDZ is a worthy antenna for those who can take advantage of it. 500 MHz: Radiation pattern and mounting details Vertical Dipole Array - includes 4 bay 2 meter dipole array. It can be fed with ladder line from the center insulator to tuner or it can use an impedance. VERTICAL ANTENNAS K4TR 160 METER VERTICAL "T" ANTENNA (MADE TO ORDER) This Antenna Is Taken From A Time Proven Design. The EDZ fits nicely. It can be re-optimized for conversion to coaxial end-feed. Lack of time has meant things have taken longer than expected. 40 inch respectively, and are made of material type nr. May 1, 2010 So, I like the EDZ and coax balun I built so much, I’m building a second EDZ and have completed my second balun. making the EDZ a bidirectional gain antenna. That series of reports was converted with some modifications into a series of seven articles in QEX magazine. Worked great - a bit lanky - 12 feet tall. Wire antennas for ham radio. The Monaco got a smaller standard V8 for ’72. 200 MHz, in modo da presentare un'impedenza piu vicina possibile a 75ohm: la scaletta era lunga circa 9,5 m. I used the KX3 all night, but I used two different antennas. 'Twas the weekend before Christmas and all through the mall, No shoppers were shopping – no shoppers at all! That's right it's the last shopping weekend of the Retail Apocalypse and there are 9,302 less places to shop than there were last Christmas as that's the amount of store closings this year. A telescopic antenna or a length of hookup wire will work quite well. 25 (5/4) λ long, center-fed and vertically spaced 5/8 λ apart, you can easily scale it to whatever band you like. The fact you have 120 ft of wire coiled up in a 30 foot length doesn't mean a thing. Magnetic Loop Antenna; Mobile Antennas. An automatic tuner should tune this antenna with no problem. Antenna gain is measured in either dBi or dBd. The Oliver Hazard Perry class is a class of guided missile frigates named after the American Commodore Oliver Hazard Perry, the hero of the naval Battle of Lake Erie. Signals sounds louder and cleaner and are at least 5 to 7 S-units stronger compared to that produced by the Cobwebb and Vertical which are both omni-directional and at the same height above ground. Such as it may be. The vertical EDZ is a worthy antenna for those who can take advantage of it. My success with using EZNEC to accurately tell what the gain will be has always eluded me. Please visit the QRZ web site for QSL information: In order to try and eliminate QRM between the KØI stations, I was hoping to arrange the antennas as follows: G5RV in the middle of the island, using the "trees" (and nests) for support. If coax feed is a must, a simple matching arrangement is shown in Figure 2. A telescopic antenna or a length of hookup wire will work quite well. Qt6-15 Automatic Hydraulic Block Maker Machine, Cabro Pavement Brick Making Machine! Receive a total of 8 items, consisting of the following: 4-100%Biodegradable Sugarcane Bagasse Disposable Bowls for Soup(2 pairs, 4. HF verticals are versatile, and can deliver both multiband and monoband performance. To extract the wave propagation between these 3 seismometers, we compute the cross-correlation functions (CCFs) of coda-wave and ambient noise for each pair of the zero-offset vertical (Hi-net-Surface1), finite-offset vertical (Hi-net-Surface2), and horizontal (Surface1-Surface2) arrays. I use this type of antenna extensively in the field with my little single band QRP rigs. [eclipsed78], built an automatic toroid winder (Internet Archive). HFEDZ 10M-80M END Fed Half Wave (49:1 EFHW) HF HAM Radio Antenna - $89. One of these was the one for the CW station. This calculator will help you to calculate the different wavelength of antennas based on the frequency. Page 1 of 5 - Pin-cushion Distortion - posted in Binoculars: Hello everyone, I have a question about pin-cushion distortion. Most modern amateur transmitters are designed to deliver their rated output power into a 50+j0Ω load, and some will only develop their rated output power into such a load. pdfUT ¤^ ¤^%PDF-1. For the 75 meter band a full wave loop antenna resonant at 3. I expect to have to do some tuning or matching if I add a 5/8 skirt of radials, but maybe not. Post #1402. Once again the antenna was shipped and received with in a few days. Elk Antennas 2m/440 5-element log periodic beam seen above the EDZ. A blog about Amateur Radio and Amateur Radio Antennas. The antennas I used there are shown beginning on page 10. While there are antennas which are more complex than an inverted vee, there are still several issues to be considered. 1 Specifications subject to change without notice 2011-02-22 500 Van Buren Street P. Place a 1:1 Balun on the Antenna end of the Feedline. The first idea limits us to a single antenna. You have a 1/8th wave vertical. Relics: Radio communications: 11 m Band Super J-Pole antenna centred at 27. The 1/4-wavelength antenna presents its "half-dipole" current distribution curve, while the 5/8-wavelength antenna provides a "half-EDZ" distribution curve. The EDZ is an excellent, easy to build, wire antenna that produces real usable gain with. My comparison antenna is a 40 meter EDZ at 60 ft and very close to resonance at 3. Can be multiband with traps. It can be re-optimized for conversion to coaxial end-feed. Dahlberg N7AGK Editors note: The author of this project arrived at these plans by experimentation so this antenna should be considered an experimental project by the builder. Here we have collected some links to building instructions for 11m antennas on the Internet. So my offering to FDIM 9 will also be a matter of 5: my personal selection of the top 5 HF wire antennas for the backyard and for multi-band operation. About the KØI Knife Island CXpedition. i had used to on 40m band whit good results. keyword-suggest-tool. Propagation on 20 was good. United States fn41jo Welcome to my remote using a IC7300 and a hustler 6btv, 20m edz,80m INVL{3500-3800}, PLEASE USE. Let's now return to the EDZ. Post a Review. Pick an antenna. The lower frequency GPR antenna (centered around ~ 1,500 MHz) was found to be most useful in identifying individual fractures, whereas the higher frequency antenna (centered around ~ 2,500 MHz) provided EDZ dimension estimates more consistent with those provided by other methods (as shown in Fig. Hello DX Friends! I just wanted to thank you for sponsoring the 2018 CQ DX Marathon Formula Class plaque! With my simple setup of 100w and a few wire antennas (1 Carolina Windom and 3 EDZ antennas plus a DXE 43' vertical), I was able to take home first place in 2018. The 5/8 vertical is half of a EDZ in length. • Can easily be. EndFed 40-6m Antenna and KIT 3/30/2018: Note: Throwing line for antenna kit will now be 100′ of mil grade 1. com offers the lowest prices for genuine 1996 Dodge Grand Caravan parts. "43" (a nickel-zinc mix). The larger the wire, the wider the bandwidth. Here is my handiwork from last weekend. Antenna design calculators category is a curation of 83 web resources on , Parallel Square Conductor Transmission Line Calculator, Analysis Of Antenna Mast Strength and Bending Stress, Full Wave Loop Antenna Calculator. A Short Note on Tilted Vertical VHF Antennas : The Case of the Curly Collinear : A 100-1000 MHz "Utility" LPDA : CAP Emergency-Beacon Direction-Finding Antennas : Some Notes on FM BC Antennas - Part 1: A Few Basics : Some Notes on FM BC Antennas - Part 2: A Few Possible Yagi Beam Designs : Some Notes on FM BC Antennas - Part 3: Some Ideas for. Box 550 Kemptville, ON K0G 1J0 Canada ISO 9001:2000 CGSB Registered Certificate 961004 T: 613-258-5928 T: 877-ANTENNA F. Joined: Jan 4, 2009 Messages: 3,181 Likes Received:. 2 meter/440 "j" using cb whipn6jsx 2 meter ultra cheap antenna 2 meter sling shot re-visited design a j pole for any band easy 2 meter ground plane + 2 meter 5/4 wave antenna the "ll cool j" 2 meters for a song 2 meter collinear by m3fvb 2 / 440 surprise! 2 / 440 vertical 2 meter dual bander (ultra. The Wire Size can range from 16 AWG to 12 AWG. Being nonresonant, exact length is noncritical. This antenna is basically two 5/8 wave antennas end to end. BNC (female) to PL259 adapter - allows the DBJ-2 to adapt to. See, for example, Rick Littlefield, "The 2-Meter PVC-EDZ Antenna, Communications Quarterly (Summer, 1997), pp. Any power that is not dissipated in the feed line, tuner or transmitter is radiated by the antenna. The L-Antenna : The B-Antenna : 17-15-12 and Simple : A Vertical Doublet for 30-10 Meters : Notes on Hatted Vertical Dipoles for 10 Meters : The M3KXZ 2-Element Vertical Phased Array : EDZ Beam Update : Feeding the EDZ : The Expanded Lazy-H : Curtains for the Extended Lazy-H : An Almost Universal HF Back-Up Antenna For the Antenna Farm That Has. Let's start with the calculations for making an EDZ. 1,2 This soft-ware allows you to design and optimize an antenna that exactly fits your situation and pocketbook. horizontal 16. It may have fallen from favor due to its ugly feed point impedance. 85 would be about 261 feet long. Parts like Radiator & Related Parts are shipped directly from authorized Mopar dealers and backed by the manufacturer's warranty. 20 Meter Phased Vertical Antenna. The coax connector is at one end of the dipole, where it is most needed. Discover the quality of our service. 1 MHz is 69. DA: 28 PA: 28 MOZ Rank: 28. Culp, W5SDC. V Beam antenna question I want to put up a 40M V Beam antenna to enhance communication in one direction only. While cut-and-try experimenta-tion is a very slow way to optimize antennas, modeling is so quick that a wide range of so-lutions can be investigated easily. Right folks, it's been a while since I embarked on my tri-band 20, 17, and 15m Moxon project for the beach. The drum rot…. 00 per item. The solar flare really messed up 20 meters in the afternoon but in the evening 40 and 80 meters were great. 25 (5/4) λ long, center-fed and vertically spaced 5/8 λ apart, you can easily scale it to whatever band you like. This means an EDZ for 15 or 10 meters is a practical portable antenna. Even allowing for the losses in such systems, the vertical EDZ may be worth considering for some applications. Basic Antenna Modeling EXERCISE MODELS In. This double extended version provides 3 db gain over a dipole on the band it is designed for and each side or leg is about 5/8 wavelength long. CW Equipment and Antennas Call Radio Antenna 4K6FO IC-746PRO 100W Ground plane vertical 7K1CPT K3 5W Dipole 9M6XRO FT-1000MP + Quadra amp 400W 2-ele Lightning Bolt Quad @ 27m + LF Butternut HF2V DL5CL Ten Tec Eagle 40m end fed DU7HF IC-725 70W Dipole @ 7 yards high EA5/YO9FXD TS-130S 100W Dipole EU1AA TS-180S. 1,2 This soft-ware allows you to design and optimize an antenna that exactly fits your situation and pocketbook. The TA-5204-8-120 is a vertically polarized 120 degree sectoral antenna. El conmutador de antena de la derecha me permite escoger entre la antena circular, la EDZ y la vertical MFJ para 40/80 metros. Yagi-Uda antenna gain considerations. It has a new turret with floor, PAZ nuclear-blast protection and over-pressure NBC system, gamma ray detector, improved V-55 engine developing 580 horsepower (430 kW) (the engine output was boosted by increasing both pressure of injected fuel and degree of compression) and power-assisted. HOBBIES found the optimum shape for a very high gain Landstorfer-type antenna. Why Diamond misrepresents their antenna gain is anyone's guess. If you want to research it further look up extended double zepp antenna and 5/8 wave vertical antennas for AM broadcast and 2 meter ham band (which are 1/2 of the EDZ). The next antenna modeled was a 20 meter full wave vertical rectangular loop 8 feet high and 28 feet wide fed at the center of the lower side. 28 times this (936) = 1198 rounded off for the number to use in our formula = 1198/freqmhz. By the way, you find in modeling the EDZ antennas that gain does not drop off very much if you are slightly off of the exact EDZ length. The obtained materials were used as photocatalysts for methyl orange (MO) degradation by solar irradiation and visible light (λ > 420 nm). With this setup, the antenna will only work on ten meters. Wire Antennas: The Good, Bad, and The Ugly: bob raynor (N4JTE) on October 6, 2007 View comments about this article! Wire Antennas: The Good, Bad, and The Ugly: The following notes are from my experiences during the last 5 years of intense experiments with various wire configurations for the 80, 40 and 20 meter bands during the solar minimum. 1 m s L in 1 s makes dVz/dt amount to about -r 16 I. There are several features of the design of a Yagi antenna that affect its gain: Number of elements in the Yagi: The most obvious factor that affects the Yagi antenna gain is the number of elements in the antenna. One of the reasons for this is that most designs are for QRP antennas and not made to handle more than 5 - 10 W of power. 98 KB Want a Good Microwave Antenna-Drink More Coffee. This antenna is a square horizontal loop, 21m (69') per side, 84m (276') total length. The current station consists of an Elecraft K2. I also have installed an Extended Double Zepp (EDZ) cut for 20 meters. The antenna is designed to be fed with 50 or 75 Ohm Coax Cable of most any length with a Balun. VHF 5/8wave vertical antennas The 1/4-wavelength antenna presents its half-dipole current distribution curve, while the 5/8-wavelength antenna provides a half-EDZ distribution curve post 19 Apr 2020. The vertical EDZ is a worthy antenna for those who can take advantage of it. So, if you wanted an antenna to transmit at night on 75-meter ham band, say 3. 2) Vertical radiators must be a quarter wave, 5/8 wave, half wave or full wave in length. 2 dBi while a dipole is about 2dBi. The double extended Zepp is a dipole type Antenna consisting of two collinear 0. On the other bands its will have about the the same gain as a dipole. The other is the principle of obtaining omnidirectional patterns by phasing almost any crossed antennas 90 ° out of phase. Why Diamond misrepresents their antenna gain is anyone's guess. This 20 Meter Extended Double Zepp (EDZ) antenna should produce a 3-dB over the average half-wave dipole. It is 148 foot of wire about 40 feet above ground between 2 tall trees. Accessories - please email or call so we know exactly the adapter you need. The EFZ antenna system comprises much more that depicted the ARRL's diagram above. 2 dBi while a dipole is about 2dBi. W4THU claims the 20m EDZ will provide 4dB gain over a 1/2-wave dipole on 20m, performance similar to a dipole cut for 40m and 80m on those bands, and. Calculator antennas: i1wqrlinkradio. My goal was to test how well two different antennas that I made for field use compare to my base station antenna. One reason is that there are 2 vertical lobes in the radiation pattern, While it is possible to test the ground under the antenna (and even enhance it with a metal screen, if you're ambitious), the distant ground, which is. The Wire Size can range from 16 AWG to 12 AWG. 40 meter band antennas projects category is a curation of 208 web resources on , Helically wound antenna for 40m, The 40M Extended Double Zepp, Shrunken 40 Meter Phased Quads. Dragonfire Shop Tour. 98 KB Want a Good Microwave Antenna-Drink More Coffee. The antenna is designed to be fed with 50 or 75 Ohm Coax Cable of most any length with a Balun. Not if the feedline isn't part of the antenna and doesn't radiate. Installation of structural provisions for four antenna pods, two on the underside of the fuselage and one each on the tips of the rotorcraft wings. Antenna – WA3WSJ VBWFPA Vertical. More than 800 seismic traces were recorded between two vertical boreholes by combining 22 source and 48 receiver locations. Joined: Jan 4, 2009 Messages: 3,181 Likes Received:. Core Charge. 59 ohms SWR (50 ohm system) = 1. keyword-suggest-tool. 1 – 40m dipole broadside gain patterns vs. Be Cautious of emails requesting you to sign in to confirm your account. I'm trying to figure out how to make a vertical EDZ. These can be really long but if you have the room and tall enough supports this antenna will give you the same gain as a two element beam in two opposite directions. Two element 10 meter EDZ design I've been utilizing about every spare moment possible working on this EDZ-Yagi idea as pictured above. bent antenna 11. HF Vertical Antennas and Packages. Omnidirectional antennas radiate RF uniformly in all directions, with the power decreasing at elevations above or below the plane to reduce power waste and increase transmission distance. When portable, I use either doublets made from speaker wire or a Buddistick or more recently, EFHW antennas, which have been very successful. The Wire Size can range from 16 AWG to 12 AWG. An automatic tuner should tune this antenna with no problem. Bell: Huey series: SR00267SE: Fabrication and Installation of a Bell Model 212 vertical tail fin and rotor, 42deg and 90deg gearboxes, and 212 push rod anti-torque control system: Bell: Huey series. The 4 bay collinear antenna you suggested would be rather large at over 11+ feet wide and 16+ feet tall. For example, I have found that my 20m vertical end fed half wave antenna with the bottom 1m from the ground is an extremely effective antenna. Being nonresonant, exact length is noncritical. Propagation on 20 was good. Contribute to PiStuffing/Quadcopter development by creating an account on GitHub. Because the antenna is basically 1. (178 mm) 15 lb. Learning Unit 5 HF Wire Antennas with Gain Objectives and Overview: Take the student to the next step beyond the half-wave dipole and introduce wire antennas with enhanced directivity and gain. For example, I have found that my 20m vertical end fed half wave antenna with the bottom 1m from the ground is an extremely effective antenna. The basic EDZ will ordinarily be fed with an 1/8 wl tuned stub in the monoband configuration. What is a Stealth Antenna? A Stealth Antenna is one which is designed to vertical antenna or use a portable antenna. Requires ¼ wave radials for each band or many (60+) short radials. L'antenna così realizzata era accordata su 14. Hi, For sale here is our End Fed Half Wave (EFHW) antenna for 10m-80m. Automatic PVC Rapid Roll High Speed Roller Shutter Door! Receive a total of 8 items, consisting of the following: 4-1. It has a "reflector system" that consists of 3 nested reflectors, but not nested in the typical nested fashion. New K3 with 20 mtr EDZ antenna. I could just go with a wire one mounted on the side of my wooden tower and lead the twin lead & coax away at 90 degrees for 8' (the width of my tower). These beamwidths will change depending the height of the antenna above ground. With these two, I can operate anywhere from 80 to 6 Meters with no problems. Most modern amateur transmitters are designed to deliver their rated output power into a 50+j0Ω load, and some will only develop their rated output power into such a load. The second idea opens the door to adapting many possible antennas to omnidirectional work. A 100% original part with 6 months* exclusive warranty. Simply hang the far end from a. Don't neglect radials. Can be multiband with traps. Hello DX Friends! I just wanted to thank you for sponsoring the 2018 CQ DX Marathon Formula Class plaque! With my simple setup of 100w and a few wire antennas (1 Carolina Windom and 3 EDZ antennas plus a DXE 43’ vertical), I was able to take home first place in 2018. Larry, Theoretical gain of a 1/4 wave vertical antenna is about 1. 8 mm High Viz neon yellow. Good night for a change. My comparison antenna is a 40 meter EDZ at 60 ft and very close to resonance at 3. An EDZ' built for 20 meters is about 85' long. Pornind de la această schemă, au fost construite de către radioamatori diferite variante, pentru îmbunătăţirea performanţelor. The distance between one point to another adjacent point in a wave is known as the wavelength. It is highly reactive at about 120 ohms resistive. The antenna consists of a printed dipole array enclosed in an aluminum base with a UV stabilized radome for superior weatherability. This material is very strong yet can easily be coiled like a rope for portable work. BNC (female) to PL259 adapter - allows the DBJ-2 to adapt to. The weather was perfect and the new 40m vertical performed very well. Two element 10 meter EDZ design I've been utilizing about every spare moment possible working on this EDZ-Yagi idea as pictured above. The assigned Sales Representative for this part is Marshall Duskes who is standing by to help with tech specs, pricing and warranty information. 8, or about 133. As with all "beam" antennas, performance characteristics of a Yagi antenna are front-to-back ratio (F/B, a. The No-Tuner, All-HF-Band, Horizontal, Center-Fed Antenna is our old friend, the 80 meter halfwave dipole dressed up a bit. 160 Inverted L Antenna – by N4JTE. and I fed my antennas with 450 homs windowed open wire line, duly kept away from the boom of about 10 cm, with different. In consideration of the vertical section of the “Pressler Stollen” the profiles were chosen in two different lithological units. T-55 (Ob'yekt 155) – Produced 1958–1963, in Poland 1958–1964, in Czechoslovakia from 1958 to 1983. Its 40M Antenna Test Time! With the cancellation of 3Y0Z, I went out back and took down my two temporary antennas that I had up for Bouvet – the 2 element 20M yagi and the 40M doublet – which is a 17M EDZ. 3 Element 50MHz Long Yagi by ON6MU VHF Optimized Yagi Antenna for the 6-meterband (50 Mhz) RE-A50Y3. ) I made a tall aluminum 2 meter J-pole "extended double Zepp" (EDZ) antenna in northern New Mexico decades ago. Antennas - (1065 companies)constructions: omnidirectional and directional. 170' or so is an EDZ for 40m alrightit's a high-Z antenna so assume you'd feed it with ladder line; if so, you could short the shack ends of the line together to feed it as a top-loaded Marconi on 1. Brief rundown - my vertical tri-band Moxon has a "non resonant" drvien element (an EDZ). With this setup, the antenna will only work on ten meters. 9 Mhz = 257 Feet 8 inches. The fact you have 120 ft of wire coiled up in a 30 foot length doesn't mean a thing. The stake is now a smaller 6" stake which is easier to deploy. Installation of dual E-field antennas, Global 10085-2 in lieu of low "P"static H-field antennas used with dual Global Flight Management Systems (FMS) GNS-1000. Hello DX Friends! I just wanted to thank you for sponsoring the 2018 CQ DX Marathon Formula Class plaque! With my simple setup of 100w and a few wire antennas (1 Carolina Windom and 3 EDZ antennas plus a DXE 43’ vertical), I was able to take home first place in 2018. With this, I can work the rest of the bands from…. 5-534206-5 TE Connectivity Headers & Wire Housings REC 2X05P VRT T/H datasheet, inventory, & pricing. EZ Format by L. The next antenna modeled was a 20 meter full wave vertical rectangular loop 8 feet high and 28 feet wide fed at the center of the lower side. The larger the wire, the wider the bandwidth. Thank you for the plaque! I'm in the running again this year hopefully! Tough condx for 100w and wires this year but I'm forging ahead!. 50, United Kingdom: £10. An EDZ can work well but the peaks and nulls vary on every band and wind in the trees can be an issue. Last year I posted results from a series of experiments on ground systems for vertical antennas. Used my FT-897 with a Alpha Antenna End Fed up about 35 ft. A vertical area of 1. From the limited design information that I have found, I am thinking of 3/4 wavelength on each side with a horizontal separation angle of either 72 degrees or 120 degrees. Accessories - please email or call so we know exactly the adapter you need. 500 MHz: Radiation pattern and mounting details Stay safe and healthy. 6 Meter EDZ Signal Squirter. This means an EDZ for 15 or 10 meters is a practical portable antenna. A full wave for 3. The vertical EDZ is a worthy antenna for those who can take advantage of it. Its 40M Antenna Test Time! With the cancellation of 3Y0Z, I went out back and took down my two temporary antennas that I had up for Bouvet – the 2 element 20M yagi and the 40M doublet – which is a 17M EDZ. Reduce complexity to simplicity with Electra. VERTICAL ANTENNAS K4TR 160 METER VERTICAL "T" ANTENNA (MADE TO ORDER) This Antenna Is Taken From A Time Proven Design. Using the standard formula, (468) for a half wave, we multiply times 2 = 936 for a full wavelength. Download whitepapers. Made almost half my contacts after 5. 500 MHz Introduction A Super J-Pole, also known as a vertically polarized omni-directional two element vertical collinear J-Pole, is basically a standard J-Pole antenna with an added half wavelength section on top. Joined: Jan 4, 2009 Messages: 3,181 Likes Received:. The standardized ERA bricks (EDZ for “elementi dinamicheskoj zashchity”) are mounted on the hull, turret front and hull sides. T-55 (Ob'yekt 155) – Produced 1958–1963, in Poland 1958–1964, in Czechoslovakia from 1958 to 1983. ) I made a tall aluminum 2 meter J-pole "extended double Zepp" (EDZ) antenna in northern New Mexico decades ago. This compares to only 3. This antenna will not work properly with a pi-network, L-network or T-network type unbalanced tuner with balun. Using the standard formula, (468) for a half wave, we multiply times 2 = 936 for a full wavelength. The last model was a 20 meter lazy H consisting of an 8 foot vertical radiator connected to the center of a 16 foot flat top, and a 36 foot horizontal wire counterpoise. left and right. Obviously, the hydrostatic equation properly may be regarded as the special form of the vertical equation of motion which applies if the acceleration is negligible. The No-Tuner, All-HF-Band, Horizontal, Center-Fed Antenna is our old friend, the 80 meter halfwave dipole dressed up a bit. The L-Antenna : The B-Antenna : 17-15-12 and Simple : A Vertical Doublet for 30-10 Meters : Notes on Hatted Vertical Dipoles for 10 Meters : The M3KXZ 2-Element Vertical Phased Array : EDZ Beam Update : Feeding the EDZ : The Expanded Lazy-H : Curtains for the Extended Lazy-H : An Almost Universal HF Back-Up Antenna For the Antenna Farm That Has. It has a "reflector system" that consists of 3 nested reflectors, but not nested in the typical nested fashion. My comparison antenna is a 40 meter EDZ at 60 ft and very close to resonance at 3. 1 - 40m dipole broadside gain patterns vs. About like turning a 100. This can be fed directly with 52 coax, and has a beamwidth of about 50 degrees. Your first Amateur radio antenna. Omnidirectional antennas radiate RF uniformly in all directions, with the power decreasing at elevations above or below the plane to reduce power waste and increase transmission distance. Jan 7, 2017 - 11 m Band Extended Double Zeppelin 'Zepp' (EDZ) antenna centred at 27. The assigned Sales Representative for this part is Marshall Duskes who is standing by to help with tech specs, pricing and warranty information. It needs to be inductively coupled so that the tuned circuit that feeds the transmission line can completely float from ground. Go and see the website-it's truly worth the trip!!! He has a great discussion of the Extended Double Zepp Antenna at: EDZ. I've tried to ask the site manager for EHam to allow me to change my original review of the Hustler 4BTV. Vertical Antenna Theory. I've never found Bobtails to work as well as some. My article was inspired by an article in AR, and models the behaviour of a 10m vertical as a multiband antenna, including system losses. Please practice hand-washing and social distancing, and check out our resources for adapting to these times. With 63 ground radials, each 52 feet long, this antenna operates much better than I had expected. It is a 30 foot antenna. Malen VE6VID. Antenna was a homebrew wire vertical with 4 above ground radials supported with a 10-Metre collapsible fibreglass German mast. 5-534206-5 TE Connectivity Headers & Wire Housings REC 2X05P VRT T/H datasheet, inventory, & pricing. When my old Wilson telescoping antenna tower collapsed several years ago I decided not to rebuild it because of extensive damage to the tower and antennas. Amateur Radio Antennas. The drum rot…. When used in a multi-vertical array, verticals can even provide low-band directivity. R-8 Vertical recently joined the mix and it's beingused most of the time now (20-meter EDZ) antennas, and the EZNEC models predict RE: [Elecraft] Folded Dipole Antennas You won't measure the 800 ohm resistor as it is fed thru a 1:16 balun. New K3 with 20 mtr EDZ antenna. 40 inch respectively, and are made of material type nr. Poljak, Dragan; Dorić, Vicko. However, the smaller one (FT140) has a slightly lower A L value ( inductance in μH per 1000. com 2004 marks my fifth full decade as a licensed radio amateur. Such as it may be. The antenna is designed to be fed with 50 or 75 Ohm Coax Cable of most any length with a Balun. This is significant enough to try it. Discone Antenna Calculator Based on formulas given in the ARRL Handbook:. When I got them Monday I noticed really severe pin-cushion distortion as I viewed terestial objects. Tomorrow I will also re-arrange my station a bit. Cheaper Wire For Ham Antenna Projects On The Squid Especially for listening to the lower bands in this crazy unpredictable solar cycle, I’m accustomed to building my own antennas. The EDZ azimuth plot shown in Figure 2 has a half power horizontal beamwidth of 34. Ham Radio Wire Antennas. My article was inspired by an article in AR, and models the behaviour of a 10m vertical as a multiband antenna, including system losses. The antenna is at DC ground to aid in lightning protection. This calculator will help you to calculate the different wavelength of antennas based on the frequency. Made almost half my contacts after 5. Such as it may be. Antenna analysis. Tomorrow I will also re-arrange my station a bit. I love the 2x5/8 wavelength "extended double Zepp" antenna design - like the CP-22 and the Diamond X300a. 50, United Kingdom: £10. The drum splits in order to load the toroid. The antenna was used on Zeppelins in the 1920's and 1930's, hence the name. The current station consists of an Elecraft K2. Link coupled tuner I had been using a MFj 969 tuner to touch up the SWR's on my coax fed dipoles to make sure they cover the entire band they were designed for, of course this was when I was really paranoid about SWR. Coax feed 6 meter extended double zepp zip cord antenna. HFEDZ 10M-80M END Fed Half Wave (49:1 EFHW) HF HAM Radio Antenna - $89. As a matter of fact it probably has much more loss than a resonant antenna the same physical length that is lumped loaded, or that an Inverted L would have. Extended double zepp antenna youtube. Let's now return to the EDZ. Remove the two screws securing the antenna (if installed per Figure 5-14 only). Lack of time has meant things have taken longer than expected. Post #1402. (3-1-2000). Alla fine della scaletta collocai un balun con rapporto 1 : 1 (del tipo di quelli descritti in ogni trattato sulle antenne ed accessori), avente funzione di simmetrizzatore. Culp, W5SDC. 500 MHz: Radiation pattern and mounting details Stay safe and healthy. Digital Antenna Tuning (digitalno antensko podešavanje) Pritisnite taster / za biranje opcije i pritisnite OK za potvrdu. This means an EDZ for 15 or 10 meters is a practical portable antenna. “Wait till next year†rides. The radiator is 45 feet of genuine #14 black polyethylene coated Flex-Weave wire. This antenna really has no name. 9 Mhz would be about 529 feet long. Jan 7, 2017 - 11 m Band Extended Double Zeppelin 'Zepp' (EDZ) antenna centred at 27. Short dipoles and verticals (like a 44-ft vertical) will almost always model with very good efficiency. Dipole Antenna Calculator. After having marginal results on 17 meters using my Alpha-Delta DX-EE with a tuner, I put up a resonant dipole. 1 m s L in 1 s makes dVz/dt amount to about -r 16 I. Made from a 20-ft. With my simple setup of 100w and a few wire antennas (1 Carolina Windom and 3 EDZ antennas plus a DXE 43' vertical), I was able to take home first place in 2018. My Top Five Backyard Multi-Band Wire HF Antennas L. Thanks to a interesting article about the so called Half Extended Double Zepp (HEDZ) by W5DXP we managed to get our EDZ working om both 80m and 160m. EDZ-818 Electronic Flight Instrument System and MDZ-818 Multifunction Display System a) ED-800 Electronic Display 1) EADI Displays and Annunciators 2) EADI Warning Flags 3) EADI Comparison Monitoring. Comparisons Between Ground Surface and Elevated Radials" « Reply #17 on: June 13, 2011, 08:46:27 PM » If you look at buried radials as a part of the circuit between a Marconi vertical and its mirror at the ground, in many areas a foot of earth acts as a lossy resistance in the buried radial circuit, giving elevated radials an advantage. My comparison antenna is a 40 meter EDZ at 60 ft and very close to resonance at 3. An endoscopic antenna is used to perform a seismic cross-hole tomography in the Excavation Damaged Zone (EDZ) of the new G04 gallery of the Mont Terri Underground Rock Laboratory (Switzerland) excavated in Opalinus clay. Cebik, W4RNL 1434 High Mesa Drive Knoxville, TN 37938-4443 e-mail: [email protected] Antenna Nut Socket Set Special pin sockets for removing and installing bezel nuts when servicing antennas, aerials and remote control mirrors. org The … K6MYC on Antenna Testing. The DB #455 The DB, Jan 3, 2020. Propagation on 20 was good. The antenna was placed 5m above the roof top. Since it only takes a relay to switch my new 17M EDZ from being a horizontal antenna to a Marconi T for the low bands, I will get it wired up and then do serious A-B tests. This material is very strong yet can easily be coiled like a rope for portable work. No counterpoise needed but grounding is recommended on permanent installations. This morning I swapped the MFJ-1886 with the NEW Wellbrook ALA1530LNP. Antenna for UHF VHF Links. Autonomous Raspberry Pi, Raspian, Python, piDrone. The L-Antenna : The B-Antenna : 17-15-12 and Simple : A Vertical Doublet for 30-10 Meters : Notes on Hatted Vertical Dipoles for 10 Meters : The M3KXZ 2-Element Vertical Phased Array : EDZ Beam Update : Feeding the EDZ : The Expanded Lazy-H : Curtains for the Extended Lazy-H : An Almost Universal HF Back-Up Antenna For the Antenna Farm That Has. The J Pole is a variation on the EFZ where the nominal half wave radiator is rotated to vertical to achieve vertical polarisation. Country (država) Pritisnite OK za ulaz u biranje države u kojoj instalirate TV prijemnik. If the signal is behind the antenna, the radiations at the dipole and from the reflector subtract, giving a weaker signal at the receiver. That way the system does not depend on this ground structure for some meaningful RF performance. The antenna consists of a dipole array enclosed in an aluminum base with an ASA UV stabilized radome for superior performance and weatherability. Antenna analysis. The EDZ azimuth plot shown in Figure 2 has a half power horizontal beamwidth of 34. Page 1 of 5 - Pin-cushion Distortion - posted in Binoculars: Hello everyone, I have a question about pin-cushion distortion. More than 800 seismic traces were recorded between two vertical boreholes by combining 22 source and 48 receiver locations. The radio is useless without a decent antenna. Parts like Radiator & Related Parts are shipped directly from authorized Mopar dealers and backed by the manufacturer's warranty. Revision 1 Changes (2 separate Revision 1 reports issued) Separates BE‑300 Pilot Type Rating from BE‑1900 Type Rating reference AFS Memo dated November 6, 1991. For years the handbook has shown the 130 foot center fed "doublet", using open wire line to be a recommended multiband antenna. Jan 7, 2017 - 11 m Band Extended Double Zeppelin 'Zepp' (EDZ) antenna centred at 27. pdf), Text File (. This new antenna would be a good antenna to compare against the verticals. Dahlberg N7AGK Editors note: The author of this project arrived at these plans by experimentation so this antenna should be considered an experimental project by the builder. When the equation (1) is to be applied to the vertical portion of the antenna, we shall call l = z', (7) where z' = vertical distance from jthe ground of the point P' on the antenna. Showcasing pt cruiser touring edition available for sale. The vertical antenna is specifically designed to operate on 160 meters. All appears well constructed and is as good as I hoped, both in construction and in operation. Beware folks! The Internet is full of speculation from some seemingly reputable folks. See more ideas about Ham radio antenna, Ham radio and Ham. Discover the quality of our service. Customer responsible for return shipping on core items. While cut-and-try experimenta-tion is a very slow way to optimize antennas, modeling is so quick that a wide range of so-lutions can be investigated easily. However, on some bands the Butternut antenna has higher gain, 20 M for instance, where the antenna is longer than 1/4 wave. A rig should always have a DC ground, of course. My antennas are similarly modest. honeywell edz-705 efis honeywell fz-700 digital flight control computer sfena attitude indicator with jet ps-835 battery honeywell primus-870 weather radar honeywell dc-811 radar control panel honeywell directional gyro c14a fairchild a100s cvr davtron digital clocks keystone door pin kit stc sr01113ny-d. SAMCO Fabrication Shop Tour. Simply hang the far end from a. The book is a general introduction to modeling techniques with NEC-2 by L. A rig should always have a DC ground, of course. El conmutador de antena de la derecha me permite escoger entre la antena circular, la EDZ y la vertical MFJ para 40/80 metros. Omnidirectional antennas radiate RF uniformly in all directions, with the power decreasing at elevations above or below the plane to reduce power waste and increase transmission distance. This antenna is a square horizontal loop, 21m (69') per side, 84m (276') total length. You've reached the page for Short Antennas for 160 Meters by Grant Bingeman, KM5KG. Relics: Radio communications: 11 m Band Super J-Pole antenna centred at 27. The peak current at a position well above the top of the short antenna is said to give the longer monopole a lower-angle of radiation and additional gain. The antenna is working fine now on 80m. Since efficiency is not ve ry important here (output power should be kept under 100 mW), the length of the antenna can be kept short. CW Equipment and Antennas Call Radio Antenna 4K6FO IC-746PRO 100W Ground plane vertical 7K1CPT K3 5W Dipole VK5BUG TS-690S Inv L + 28MHz EDZ-Loop VK6MAB IC-7000 100W 3 el small yagi YO2MJZ IC-730 100W Dipole YO3GNF IC-7600 Vertical BB-10V YO6CFB FT-100D 100W FD4 YU5T FT-101Z 100W Dipole. One per Cam. You can also L shape it or zig zag it or slope it if you are limited on room. Counter Switch NC. For 160 meters a full wave loop antenna resonant at 1. Δημήτρη Βελισσάρη sv1 edz. (650 S/N 650-0001 AND ON) CESSNA. top part of the antenna is bent over without any significant change in the magnitude of the current at the various points. dor de antenas antes de conectarse al equipo. It is located the Virunga Volcanic Province (VVP) in the Democratic Republic of the Congo, part of the western branch of the East African Rift System. 2 The impedance of the EDZ will also vary. Upper Oil Pan To Cylinder Block. This point controls the transmiuer feeds to four enormous curtain array antennas located around the pcrimeterof the 180 acre mountaintop complex. Nyiragongo is a stratovolcano with a 1. 5 Mbps down (mostly a lot less) and 0. This antenna tuned to better than 1. honeywell edz-705 efis honeywell fz-700 digital flight control computer sfena attitude indicator with jet ps-835 battery honeywell primus-870 weather radar honeywell dc-811 radar control panel honeywell directional gyro c14a fairchild a100s cvr davtron digital clocks keystone door pin kit stc sr01113ny-d. The main one is that the antenna feed impedance is around 2500 ohms and very little RF current flows into the RF earth or counterpoise. Extended 6-Meter Double Zepp This is a very inexpensive and easy antenna to build and has been used for many years in Europe by 6 meter operators with great success. The vertical EDZ is a worthy antenna for those who can take advantage of it. Or you can mail donations to Henry Shivley at P. A telescopic antenna or a length of hookup wire will work quite well. keyword-suggest-tool. WARNING to those whose antenna tuners don't provide a DC ground to both ladder line leads: Perhaps due to the fiberglass poles, this antenna collects large amounts of static electricity which gets carried down the ladder line to my shack. Thicker copper wire is usually the standard, but over the years I've learned that thinner gauge wire will hold out sufficiently. Wire Antennas with Gain or EDZ's , etc. This is the best wire antenna I have tried. Please visit the QRZ web site for QSL information: In order to try and eliminate QRM between the KØI stations, I was hoping to arrange the antennas as follows: G5RV in the middle of the island, using the "trees" (and nests) for support. Cheaper Wire For Ham Antenna Projects On The Squid Especially for listening to the lower bands in this crazy unpredictable solar cycle, I'm accustomed to building my own antennas. Delta Loops for HF "You'll love lower noise and relative gain over a dipole's ears" Stephen D. Below that there is some gain loss. Portable End-Fed 160-10 Meters Dipole Antenna George on 24th Feb 2020 This is the 4th or 5th product that I have purchased 4 or 5 items from ni4l. 39 results for end fed antenna Save end fed antenna to get e-mail alerts and updates on your eBay Feed. An EDZ can work well but the peaks and nulls vary on every band and wind in the trees can be an issue. The antenna was placed 5m above the roof top. Poljak, Dragan; Dorić, Vicko. In addition, Brown's analysis of the ground currents surrounding the base of the vertical antenna also makes interesting reading (Ref 111). With a Marconi T style antenna, you get a classic lower angle, vertical pattern. You can receive a refund by returning a suitable old core. Find All Band Zepp Antennas related suppliers, manufacturers, products and specifications on GlobalSpec - a trusted source of All Band Zepp Antennas information. A telescopic antenna or a length of hookup wire will work quite well. This antenna has a 9 to 1 un/un and requires 30 ft of coax feedline. 500 MHz: Radiation pattern and mounting details. About like turning a 100. The Par Electronics EF-SWL is an end-fed short wave antenna optimally designed for 1-30 MHz reception. 20 Meter "Vertical Zepp Dipole" Antenna by Carl H. The most productive bands were 20 and 40 meters CW with approximately 150 QSO's there. A huge, computerized, antenna-switching matrix occupies a large room directly behind the four transmitters. The antenna is designed to be fed with 50 or 75 Ohm Coax Cable of most any length with a Balun. In consideration of the vertical section of the “Pressler Stollen” the profiles were chosen in two different lithological units. 160 Meter Antennas. This morning I swapped the MFJ-1886 with the NEW Wellbrook ALA1530LNP. Yet, many amateurs still do not know much about it. King Shocks Tour. [eclipsed78], built an automatic toroid winder (Internet Archive). Counter Switch NC. The 88' EDZ was homebrewed and the Butternut is a commercial antenna, of course. When measuring the wire it is very important to get each of the two sides as close. Should the need arise Lo switch antennas due to malfunction or. Unfollow end fed antenna to stop getting updates on your eBay Feed.