206 - X-Ray Monoband Antenna Gain=6. Fritzel used the shown dimensions of 13. The antenna is fed at a third of its length with a suitable HF transformer and coaxial cable. Ashok Use your search engine to find 'FD3 antenna' and 'FD4 antenna' - I see many hits. For a while now I used a 56 meter (184 foot) long horizontal loop, hung up in our back yard. HamSphere 4. ic7800 @ 100w microkeyer ii - heil proset elite - cushcraft r6000 and fd4 antennas - n1mm logger. 8-band antennas need 239 feet of ground space end-to-end. Posted on 23 July 2012. Visit my web site: The Fritzel FD4 antenna is a classical antenna in our series of HS4 Legendary Multiband Wire Antennas. 2. The FD-4 is still made with outstanding quality of materials. Szerző Téma: G7FEK antenna 80 méterre (Megtekintve 3197 alkalommal) hg0npj. Pilot kite 3. The asymmetrical dipole antenna developed and described by Windom (W8GZ) in 1929 has been used by many amateurs for many years as the FD4. 249. It covers 7 bands, 10-12-15-17-20-40-80m. FD4 antena ima problem sa napajanjem. ) If there is no roof, then 1/4 wavelength above ground is good for higher angle local skip work. During experiments with for example FD3 and FD4 types, I had noticed that there was a "Windom" point at a length of about 27 m. America. FD-4 antenna 3. The 4-band Fritzel model FD4 is a special version of a Windom antenna. America. Regardless of how high the antenna is, a roof, especially a metal roof, will have a negative effect on the antenna pattern if the. 13-20 describes a modified VS1AA OCFD with a 4:1 balun connected to a coaxial feeder. Military AS-2259/GR There are a number of different NVIS antenna plans on the internet that can be adopted to amateur radio use. 13-20 describes a modified VS1AA OCFD with a 4:1 balun connected to a coaxial feeder. Mike has with him two transceivers: TS-850SAT and IC-706. English Deutsch Français Español Português Italiano Român Nederlands Latina Dansk Svenska Norsk Magyar Bahasa Indonesia Türkçe Suomi Latvian Lithuanian česk. The half-size version is known as the FD3 40-20-10m antenna. I did follow the instructions and entered my Call and Locator, selected port S1 and connected FD4 antenna but nobody does receive me. Side kites lifting antenna ends 5. RF-1936/38 Portable Crossed-Pole Antenna Series MECHANICAL RF Connector Side feed with wing nut. 5. I have FT-891 and when i try on my FD4 antenna with 5W, i sometimes need more attempts at TX, so i spice it up to 20W to push it through. 7-m in the 1960s. H. If you make an FD3 or FD4 yourself and use this tuner, you can as well place a 1 ÷ 4 balun with good results. 13-20 describes a modified VS1AA OCFD with a 4:1 balun connected to a coaxial feeder. 7 Mllz arc available if the high fre- quency is directly coupled out. IDK about 160m, i don't have antenna for that and when i look, it's pretty dead. 3 K1POO 4. incl. The FD4 (FD3) Windom Antenna The 4-band Fritzel model FD4 is a special version of a Windom antenna. The VSWR bandwidth is as advertised. This version only includes the fsgame ltx download DirectX libraries and shaders. De ingetekende 13. Fritzel used the shown dimensions of 13. 5-70. WINDOM. It cover. 36 . 03. The resource is currently listed in dxzone. For the PAL-OCF8010 with 250 feet of RG213 feed line and an average height of 30 feet: Palomar Engineers PAL-OCF8010 Antenna manual 05242021 29. 0: Using (but not overusing) DX Spotting and Making Manual Logging Easier. Displaying 1 to 8 (of 8 products) Result Pages: 1. WINDOM. I have it mounted flattop up about 45 feet. Antenna 1946 da Louis Varney G5RV: Antenna morgain 40-80 mt: Antenna Morgain per 40/80: Antenna Windom: Antenna windom, I7SWX: Antennas FD3 & FD4 Multibands, I0SJC: Antenna Levy, I0JFE: Antenne doublet raccourci, F5Z: Antenne G5RV, F5ZV: Antennes Levy et center fed multibande, F5ZV: Coaxial fed multiband windom antenna,. As at the way things are now all that will happen is Olivia will get a number of FT8 stations annoyed. One would argue that the stations worked would simply mail some funds to these DXpeditions to offset the lost income included with QSL requests. Fritzel used the shown dimensions of 13. The Fritzel FD4 antenna becomes more popular in Europe and N. that's not what I'm trying to explain. As at the way things are now all that will happen is Olivia will get a number of FT8 stations annoyed. 7-m in the. The J Pole HANDBOOK 1 of 15 8272007 8:18 AM Serving HAM Radio since 1959, On the Web Since 1995 Order Toll Free Monday through Friday,…Of course this will only help hams/dxpeditioners with net access or credit card accounts. FD4 (80/40/20/10 m) Een bijzondere vorm van een Windom antenne is een FD4 van Fritzel. About HF Linked Dipole Antenna Calculator. At 8mA I am able to achieve 27dBm of output (500 mW) at 144MHz. 0, but I wonder how to send WSPR or FT8. $99. That should be a good anchorpoint to mount my X200 and a wire antenna for HF. 80-10 meter OCF antenna layout. 0 Extras: Using the Editor to. rig is a codan 2110v 25w fd4 antenna 15ft above ground yyyy, ur station is amazing! do u qsl js8. vy good fr emcomm. antenna. g. 1971 - Dr. rig is a codan 2110v 25w fd4 antenna 15ft above ground yyyy, ur station is amazing! do u qsl js8. Just press the FIX switch the next 500 kHz range is available and a LED light. DL1JM did likewise. The Carolina Windom is described in (Straw 2007) who attributes it to Edgar Lambert (WA4LVB), Joe Wright (W4UEB), and Jim Wilkie (WY4R) who published a variation on the ‘original' Windom. By the way, a German ham told me that Herr Fritzel, the company founder, passed away recently. The FD4 antenna for 20/40/80 had a lot of interference on 80 that we could not trace to a source in the building. . 0, but I wonder how to send WSPR or FT8. DJ2KY di tahun 1971dan diproduksi secara komersiil dengan nama Fritzel FD4 antenna. until the next time frans pa3cgj: pa6nd102' G5RV standard length antenna with 34' of 3/4" ladder line and a RG8 12" dia, 10 turn coaxial choke, feed by RG8 coax. A weekend with good DX in morse After the frustration with Uganda in morse I switched to chasing different countries and propagation was good in the weekend. A shorter version FD3 for 40-10m operation is also developed. Most tuners would work better if the balun passed the line impedance through without stepping impedance down. 5m and 2. The windom antenna can also be hung as a. A Portable NVIS Antenna is QRP-Friendly. I hear one friend say me " Dipol antenna or multi band FD3 or FD4 need minimum 8 meter up the ground or roof" is correct ? I cant up 8 meter over the my roof max. De antenne wordt op eenderde van zijn The second leg is the "counterpoise". but nobody does receive me. However the waveform didn't look very good to me. The FD-4 is still made with outstanding quality of. WINDOM. The antenna is completely assembled and no adjustments are necessary, just screw in your coax and raise the antenna asThe Winegard Elite 7550 is the smart option and the best TV antenna for outdoor installation. Fritzel Antenna Source? 7. Other projects I would like to to : Build me a G7FEK antenna; Build a end fed half wave 20m vertical. As at the way things are now all that will happen is Olivia will get a number of FT8 stations annoyed. is the designer and trade mark holder, and primary source for Bury-Flex Tm low loss coax cable. The antenna is very well made and was received with all the parts required for a very easy and fast assembly. . Belakangan, karena di feed di titik yang melèncèng dari tengah bentangan antenna (OFF-center) seperti yang kemudian umum dilakukan, maka rancangan ante nna macam ini lantas disebut sebagai off-center fed atau OCF antenna. 0, but I wonder how to send WSPR or FT8. 7-m in the 1960s. Comes with an ante. The main category is Dipole antenna that is about Dipole antennas plans. Antenna made of soft PVC insulated HO7 V-K 4 wire. but it was nice to meet you. THE OCF FD4 (FD3) WINDOM ANTENNA 19 may 2011. It is a half-wave long on the lowest frequency, and is fed from a coax cable through a transformer inserted in. Both of these proved toA special form of a Windom antenna is a FD4 from Fritzel. egy egysávos antenna lenne és az Ohmos összetevő 50 Ohm környékén lenne akkor ha induktív reaktanciát mérünk, akkor egy azzal egyenértékű reaktív. BEST LONG-RANGE: Five. Fritz Spillner, DJ2KY, in 1971. The Fritzel FD4 antenna becomes more popular in Europe and N. << serial ‘ngobrol-‘ngalor-‘ngidul ihwal per-antenna-an bersama bam, ybØko/1 >>. In the total length of this antenna is 41m, height is about 11m, and diameter of element is 2mm. The 4-band Fritzel model FD4 is a special version of a Windom antenna. #1 Trademark Search and Registration Service :: TUNNEL VOICE FD4 is a trademark and brand of Tunnel Radio of America, Inc. By serendipity, it also covers the 17 and 2 meter bands. The asymmetrical dipole antenna developed and described by Windom (W8GZ) in 1929 has been used by many amateurs for many years as the FD4. I0JXX 50 MHz Yagi antennas. The dual dipole wires do the job of providing guying support for the mast. Once I. I still young so I thinks this is normal, didn't we all start small. The Hobart FD4/150-2 garbage disposer offers a simple, efficient and economical way to dispose of food waste in restaurants, hotels, or hospitals, serving up to 500 meals per day, cafeterias, commissaries, or schools serving up to 1000 meals per day, or vegetable/salad prep areas of restaurants serving up to 2000 meals per day. This link is listed in our web site directory since Thursday Jun 23 2016, and till today " HF Linked Dipole Antenna Calculator " has been followed for a total of 1468. More recently, as described in an Appendix to a detailed discussion of Windom-type antennas 'The off-centre-fed dipole revisited: a broad-band, multiband antenna' by Dr John Belrose, VE2CV, and Peter Bouliane, VE3KLO (OST, What became perhaps the most popular multiband Windom design of all, was the German-made Fritzel FD4 antenna, described by the late Dr. antenna systems are easily carried and installed by two people in less than 15 minutes. The resource is currently listed in dxzone. 1. 6O6X. Sometimes, all you can use for 40 m field work is a low-slung portable dipole antenna. . A design for Ka-band satellite communication antenna in earth station is introduced. 8-m and 27. 6 dB less power than the center-fed. 5m (15 foot) mast of about 5cm (2 inch) diameter, that also serves as the outside of a low-loss coax feedline. 0, but I wonder how to send WSPR or FT8. SWR is actually better with 300-ohm transmitting line than with the 450 ohm line normally used. The complete details on how to use the module through SPI is given the data sheet below. Antenna Windom Links → . Free Shipping. 9 - A possible 40-meter beam arrangement using quarter-wave folded elements. And they seem quite slack . Today, many radio amateurs are using multiband Windom antennas with more thanTHE OCF FD4 (FD3) WINDOM ANTENNA FD4 (80/40/20/10 m) The 4-band Fritzel model FD4 is a special version of a Windom antenna. antenna systems are easily carried and installed by two people in less than 15 minutes. Len Carlson, K4IWL. Een bijzondere vorm van een Windom antenne is een FD4 van Fritzel. 00 €. The dimensions were the same as the multi-band Windom antenna, but fitted with a 200Ω (4:1) balun at its feed point and fed with 50 ohm coax at lower heights above the ground. Antenna Part#: PAL-OCF1606 OCF antennas are very convenient as they will allow multiple bands of operation with a simple wire antenna which is fed off center. My antennas - Hrvatski Radioamaterski Savez FD4 - Windom antenna | MyHam. I…However although the antenna wires are strain relieved at the Balun. THE OCF FD4 (FD3) WINDOM ANTENNA FD4 (80/40/20/10 m) The 4-band Fritzel model FD4 is a special version of a Windom antenna. 65m+17. . 8-m and 27. It is a half-wave long on the lowest frequency, and is fed from a coax cable through a transformer inserted in the wire at one-third from one end. Fritzel used the shown dimensions of 13. 2. . FDH 4000, 288 distribution fibers, no splitters loaded, LC/APC, dielectric, loose tube, 100 ft stub, distribution cable all 288f stub and input cable 24. I m stuck It is possible to get into a location where you can moveUniversity merilis tulisan tentang cara menala half -wave antenna dengan pengumpanan lewat single wire ini. 0: We discuss Antennas, DX'ing, Calling CQ, and other Topics. This antenna originated from darc QRV magazine in 1971 should be attributed to DJ2KT, works on 80 40 20 10 meters without ATU, based on the. 13-20 describes a modified VS1AA OCFD with a 4:1 balun connected to a coaxial feeder. Even if I had the space to put up an HF antenna where I live, the noise floor being a constant S9+20 would make actually using it quite difficult. 1971 - Dr. e. 5 mtr RG-58 panjang sebarang ke TX atau ATU 27 mtr Balun 1:6 Di Eropa, rancangan Multiband Windom dengan coax sebagai feeder line yang menonjol adalah rancangan yang dikembangkan oleh Dr. The FD4 (FD3) Windom Antenna The 4-band Fritzel model FD4 is a special version of a Windom antenna. Hari Delta Loop antenna for horizontal or vertical suspension, max. This is a pity, because most hams would put up a wire antenna especially for the lower bands where beam antennas are more difficult to erect. Documentation. A shorter version FD3 for 40-10m operation is also developed. New. Fritz Spillner, DJ2KY, in 1971. Just need an antenna. Fritzel antenna manufacturer address. Modified: 11/26/2021. Tehát amit lent mértem az közel sem az, ami az antenna talppontjában ( a balun alsó végén ) lenne. So I checked the frequency and had to adjust it (27MHz calibration) But still. VAT, plus shipping €63. 3V microcontroller or a 5V microcontroller but it should have an SPI port. 1. Antennas Direct ClearStream Flex Amplified UHF/VHF Indoor HDTV Antenna. On al the bands a SWR of 1:1!!! The FD4 (FD3) Windom Antenna The 4-band Fritzel model FD4 is a special version of a Windom antenna. This video provides background on what many of us believe to be the greatest off-center-fed dipole antenna ever created. Add to Cart Details. 1x Radioddity RA-FD4 8. *Note: The FD4 Windom is a 300Ω balun-fed antenna with lres = 41. Fritz Spillner, DJ2KY, in "Die FD4-Windom-Antenne," QRV, Stuttgart, 25, December 1971, pp. So. This result suggests that sequences outside the C and GMR35H08 elements restrict fd4/fd5 expression to the ventral imaginal discs. It is a half-wave long on the lowest frequency, and is fed from a coax cable through a transformer inserted in the wire at one-third from one end. WINDOM. 156. I did follow the instructions and entered my Call and Locator, selected port S1 and connected FD4 antenna but nobody does receive me. K1POO 4 Band Off Centre Fed Dipole (40-20-15-10m ) To demonstrate the accuracy of the MMANA-GAL model of the K1POO antenna, the results from the MMANA-GAL program and Rob’s (M0RZF) Vector Network Analysis are shown below. It is a convenient indicator of how well the transmitter load matches the output impedance for which the transmitter was designed, and it often is the first indicator of a. I made contacts with Azerbaijan, Suriname, Qatar and Thailand. At a first glance, the antenna looks like an Off-Center-Fed Dipole (OCFD). Ham radio call database for everyoneThe feedpoint of the 3-band antenna is not in the center, but more like a windom system: Off Center Feed (OCF). It is a modularized Amateur Radio Transceiver where operators build their own radio using plug-ins and virtual antennas. Produce baluns, delta loops, dipoles, ocf antennas and more. FD4's are by wide ranges. EMEA. pc is a toughbook cf19 wx is quit good,strong winds, 9 xxxx & yyyy are the names of the two participants. The AS-2259 consists of a pair of crossed dipoles on a common feedpoint. empfangen. 5. Balun C. The Fritzel FD4 antenna becomes more popular in Europe and N. America. 8-m and 27. Hari Delta Loop antenna for horizontal or vertical suspension, max. Added: 07/18/2019. It may cost a little more, but the Winegard Elite 7550 pays dividends, delivering a whopping 73. FD3 and FD4, trap. Study of the Off Centre Fed Dipole Antenna - G8ODE Short Long Feed point The Off Centre Fed Half-wave Dipole The Off-Centre Fed Half-Wave Dipole, more commonly referred to as the OCFD, is very popular because it offers good performance as a multi-band antenna using an antenna matching unit in conjunction with a 4:1 or 6:1 current balun. Fritz Spillner, DJ2KY di tahun 1971dan diproduksi secara komersiil dengan nama Fritzel. . Item number # 425fd42003. 0 Extras: Using the Editor to Customize Your Transceiver. 80,40,20,17,12,10m Seperate parts for balun, isolator, wires. 1x Radioddity RA-FD4 8. 5 PL Clovis FD1 Fire Dispatch. The last change around the mixer circuit is based on FT-7B's AGC design e. I did follow the instructions and entered my Call and Locator, selected port S1 and connected FD4 antenna but nobody does receive me. 4 (MHz)Fritzel FD4 antenna, described by the late Dr. Windom antennas for shortwave, with 1:6 balun and isolators, 200 or 1000 W. Furthermore, none of these designs offered 30 m. The dimensions were the same as the multi-band Windom antenna, but fitted with a 200Ω (4:1) balun at its feed point and fed with 50 ohm coax at lower heights above the ground. 7-m in the 1960s. until the next time frans pa3cgj: pa6nd 102' G5RV standard length antenna with 34' of 3/4" ladder line and a RG8 12" dia, 10 turn coaxial choke, feed by RG8 coax. Antena ta zostałą opracowana na użytek wojska przez United States Navy pod koniec lat 40-tych. The main category is Dipole antenna that is about Dipole antennas plans. Now, how was a Windom antenna developed? It began with a center-fed, half-wave dipole. You have to use the the S2 port as others have advised. , using a shorted stub to act as an automatic switch for various bands. NOTE: In my oldest Fritzel Catalogue 1970/71 the 4 cm diameter traps of the (<1983) antennas FB-13 FB-23 FB-33 were only suitable for an PA-input: 1 kW AM / CW and 2 kW. Mivel az antennaszálak kimérését közel se tudtam azzal a precizitással elvégezni, mint a balun és a trafó elkészítését, nem lepett meg az első mérés eredménye. Délután 4-re már állt az FD4 antenna és az azt tartó pecabot. ( 3 ) Estimated Ship Date: Monday 11/20/2023. 2 29. 3 MHz. COM in Germany because the exchange rate for euros was low. I did follow the instructions and entered my Call and Locator, selected port S1 and connected FD4 antennaadding two wires to the basic FD4, 4. vy 73 de Ron DG1HVW F4ATM Laurent schrieb: Hello, i need all lenghts of wires and balun type ( 1/6 or 1/4 )to make a Windom antenna 10m to 80m. I made contacts. The 4-band Fritzel model FD4 is a special version of a Windom antenna. VAT, plus shipping €63. NVIS Antenna Strategy • Portable and field antennas will be less efficient due to space, height and setup time • “Command post” or “Net Control” antenna should be as efficient as possible • Gains of up to 6 dB (i. The base sat on the tile floor. 38m) split. I suggest that new frequencies be promulgated, a few KHZ further away from FT8 on the popular bands , such as 40m, 20m 17m 15m. A shorter version FD3 for 40-10m operation is also developed. 2350 103. vy good fr emcomm. Part Number: MFJ-1779A. az FD4-emnél is szarabb. This has also been the case in Germany. FD4 Antenna - 80-10m 3 el Beam TH3MK4 - 20-10 m Vertical UHF. America. « u: 31. This Windom antenna was marketed in the late 70's and early 80's as Smithe's Windom. The Fritzel FD4 antenna is a classical antenna in our series of HS4 Legendary Multiband Wire Antennas. By the end of the 70's interest in the Windom. It had the same dimensions as the VS1AA multiband Windom antenna, but fitted with a 300Ω balun in its feedpoint and fed over coax. 6 band windom anten 80-40-20-17-12-10m Let's make an antenna so that it is easy, inexpensive, no material problem, working in every band and efficient. More recently, as described in an Appendix to a detailed discussion of Windom-type antennas 'The off-centre-fed dipole revisited: a broad-band, multiband antenna' by Dr John Belrose, VE2CV, and Peter Bouliane, VE3KLO (OST,What became perhaps the most popular multiband Windom design of all, was the German-made Fritzel FD4 antenna, described by the late Dr. He will be active for the next three years from the Slovak Ambassy in Baghdad. The FD4 (FD3) Windom Antenna. Conclusion: The ON4BAA-300 Windom achieves a lower VSWR than the traditional FD4 Windom on the 80, 30 and 15m bands by feeding the antenna closer to one wire end than usual. I know this is an old thread - but Hofi in Germany still manufactures the antenna. name xxx qth winterthur near zurich this is my first qso on js8, funny . D. So here at my home there is also room for improvement. Entered for fun between tourist trips to beach with XYL and other things one has to do on holi-day. Very close to the 300 Ohm impedance of a Windom antenna such as the system used in Fritzel's FD3 and FD4 antennas. Regardless of how high the antenna is, a roof, especially a metal roof, will have a negative effect on the antenna pattern if the. com. Comes with an ante. Only good results on 80 and 160 meter bands in combination with a MFJ 969 de luxe versa antennatuner. 1971 - Dr. HamSphere is a highly realistic shortwave simulation based on SDR (Software Defined Radio) technology. Contact. I've certainly experienced postal theft of my SAE + GS mailings and was only able to secure some difficult to get countries though email discussions and the kind co-operation of the DX stations/ Managers to send me cards at their expense or having them identify a secure route. Free Shipping. The FD4 is almost ready, but the weather hasn’t cooperating lately. Belakangan, karena di feed di titik yang melèncèng dari tengah bentangan antenna (OFF-center) seperti yang kemudian umum dilakukan, maka rancangan ante nna macam ini lantas disebut sebagai off-center fed atau OCF antenna. A kitelepülés során esténként mindig rádióztunk több-kevesebb sikerrel. Antenna tuner for 10 to 80 m, but also suitable for 50 and 70 MHz bands. Dipol - FD3 - FD4 (1/1) TA4AU: Hi All. com in a single category. America. More bandwidth can be obtained with the rolled up ribbon stub system («fig). Add to Cart. It is a half-wave long on the lowest frequency, and is fed from a coax cable through a transformer inserted in the wire at one-third from one end. The Fritzel FD4 antenna becomes more popular in Europe and N. The antenna consists of asymmetrical length horizontal. Rengeteg volt az autó és az ember. 2023-10-25. The dipoles are cut for roughly 6. One of the most versatile and inexpensive wire Antenna for 10-80 meter Band. All groups and messages. Mike has also erected a 20m high vertical for 80 and 160 meters and a 8 element LP for 20-10 meters. WINDOM ANTENNA. 2002 - 2023 i1wqrlinkradio. This video provides background on what many of us believe to be the greatest off-center-fed dipole antenna ever created. Tether for side kites 7. , DJ2KY modified the VS1AA antenna design by replacing the single feed wire with balun and a coax feeder. 0m and lshort = 13. Belakangan, karena di feed di titik yang melèncèng dari tengah bentangan antenna (OFF-center) seperti yang kemudian umum dilakukan, maka rancangan ante nna macam ini lantas disebut sebagai off-center fed atau OCF antenna. TA4AU. Ultra Vizion HD Digital TV Antenna: $44. WINDOM. 204 - Low Radiation Angle Full-Wave Loop Antenna for 80m. 00 €. 200 - Inverted-V Beam Antenna for 30m. 8 m long 300 Ohm ribbon line. The G5RV has a reasonable SWR on 80, 40, 20, 15, and 12 meters. America. Fritz Spillner, DJ2KY, in "Die FD4-Windom-Antenne," QRV, Stuttgart, 25, December 1971, pp. Sark100 antenna analizátor. From time to time OZ0RF is active from Copenhagen in JO65FR. If anyone has experience, poradte. Hari Wire Groundplane Antennas. A shorter version FD3 for 40-10m operation is also developed. Ne postoji dobro multiband rešenje. 00. Fritzel used the shown dimensions of 13. I was able to get an excellent deal on a lightly used IC-718 that includes a tuner and power supply. It is a long half wave on the lowest frequency and is powered by a coaxial cable through a. OK2SWD. See physical description below. Good Signal 15 dB above noise. One would argue that the stations worked would simply mail some funds to these DXpeditions to offset the lost income included with QSL requests. The AS-2259 Antenna. The half-size version is known as the FD3 40-20-10m antenna. University merilis tulisan tentang cara menala half -wave antenna dengan pengumpanan lewat single wire ini. HamSphere 4. Which seem the wrong type of connector to me. Fritz Spillner, DJ2KY, in "Die FD4-Windom-Antenne," QRV, Stuttgart, 25, December 1971, pp. Today’s versions, based on the original Windom, include the common OCF and Carolina. This is a pity, because most hams would put up a wire antenna especially for the lower bands where beam antennas are more difficult to erect. Do long wires work better than say a standard half wave or quarter wave antenna?Ask an Elmer discusses this very interesting question by one of our viewers. 0, but I wonder how to send WSPR or FT8. . S. America. Simply push the waste into. 1971 - Dr. The Windom - Off Centre Fed Half Wave Dipole Antenna. This has also been the case in Germany. If the installation site permits, a dipole antenna in a vertical "Vee" configuration has radiation patterns suitable for NVIS applications -- and can have useful low-angle radiation, as well. 5 and 28 Mhz. The resonance of the antenna at about 15-m height was close to 3. 0 29. 154.