They rely on return ground currents and use the ground as part of the antenna system. Garmin 010-01016-00 Gpsmap 8008 Mfd Gps Chartplotter W Gps Antenna. worked alot of dx from africa including libya, jordan etc with 100 w on 17M. Low Angles on 160-Meters. Glenn had recently installed a 160M inverted L at his QTH in Ocean Springs and it was performing quite well. The antenna described here is used by DF2BC who has limited yard space for antennas. Forty-three foot vertical antennas have become very popular in recent years. 160m New antenna tests this weekend This weekend I will be QRV from my 2nd QTH on 160m using the modified 9 band Fritzel FD-4 Windom antenna. I used this formula and it seemed to work pretty accurately for centre loaded quarter wave antennas on the 160m band. For receiving, the vertical’s well known proclivity as a noisy antenna often has. SWR losses with twin-lead are minimal on all bands except for 160m, but topband reports have been encouraging (until the tuner arcs). Right Angle Marconi Antenna 17 26. If you want an end fed for 160m that actually works well you would go with a full 1/2 wavelength of wire (about 250ft) fed with a transformer that has a very high impedance output to match the 1/2 wave end fed. for the 160 Meter Band. In the article below, I'd like to describe the theory and the mechanical build process for a 160m-long multiband loop antenna, including its support system, tuning, and SWR analysis. Low band receiving antennas Some examples In all examples the wire is non-insulated. • Tuner losses are highest with low resistance. On 160m & 80m it acts much like a vertical with a counterpoise. The soil was a very wet, sandy, black loam. To support an antenna, I have no tower, and only two trees that aren’t too close to a house. K5WZ 160M+. THIS PAGE IS ABOUT HAM HOMEBREW ANTENNAS. A 9:1 Balun For Your End Fed Antenna End-Fed antennas do have their place in radio and other communications work. Long:38m (124ft) Wire: 3mm steel with pvc coated. this is ment to be an introduction into making DX high quality magnetic loop antennas that will beat any dipole, g5rv, long wire etc town antenna. No shunt feeding. This item MFJ-1777 Wire Antenna, 160m-6m, Doublet MFJ Enterprises Original MFJ-1778M G5RV Junior Wire Antenna 40-10 Meters, 52 Ft Long RadioWavz DX40 Off Center Fed (OCF) Dipole Antenna - 40, 20, 10, and 6 Meters. Great deals on Hf Wire Antennas. Delta Loop Antenna. I built this antenna last summer as a backup for my yagi and to get on 160 in the city lot. Many, many stations are missing most of the fun on the low bands by persisting in using a transmit antenna as the rx antenna also. Balun:500W. Wire Ground-Plane Antenna. The antenna is 30ft X 4 in irrigation tubing with 4 drop wires and 4-20 ft top loading wires with only 8 ground radials 35 to 45 ft long. 160m Loop Antenna for TX. This calculator is designed to give the vertical length (height) of a particular antenna, for the frequency and wavelength chosen. I found that I needed. I will make up the 80m traps from that plan, add it to my 80m dipole and see how I go. Hf vertical multiband 6m-160m. Matching range 15 Ohms to 1500 Ohms: Meter: Active crossneedle Peak/Peak. Only the kindness of my next-door neighbors (who let me use one of their trees for the antenna) kept me on the air. Even a short 160M antenna will have superior signal capture properties compared to a full sized 80M antenna. Inverted L 160m. They also include a number of useful and intuitive features that enhance broadcast strength, reception clarity, and hardware lifespan. 80 Meters We have two delta-loop antennas systems for 80 meters. This is an affordable wire version of popular 43 feet vertical antenna. for use by the U. Evolving from a simple end-fed Marconi for 80m, the idea was to use the opposing. N5GW - At a new QTH I have encountered a severe RFI problem on 160M, incompletely solved by a shielded loop RX antenna and noise blanker. Simple 160m Vertical Antenna. Pole B is 15m tall, A and C are 9m. Hi For sale here is an end fed antenna designed for 10m-160m. The correct variable cap to cover 160m to 40m is around 15pf to 700pf. Receives 30Khz to 54Mhz continious including All Shortwave & AM broadcast. Source from Shenzhen Anysecu Technology Co. It was modified for amateur radio use in the 1950's. 160m Loop Antenna for TX. After a chilling antenna day, assisted by Bruce Lauer, VE3QX, (appropriately plied with espresso and waffle breakfast) the 160m vertical was raised. Long:38m (124ft) Wire: 3mm steel with pvc coated. randall krippner June 16, 2019 at 04:03. The Eggbeater Antenna. Hassall, WA5DJJ #43. Well a good 160m antenna depends on how much room you have on your property. Below are some close up pictures of my version. In fact, all ¼-λ antennas fed against ground require a radial system if losses are to be kept low. This loop required 27pf on 40m, 170pf on 80m and 650pf on 160m to resonate. Vertical Dipole 12 17. Parallelkreis-Koppleer fuer 160m. Long wire's, beverage ?? I would like to hear your opinion's and if possible with a link to how to built one. Traps for 80 / 160 meter band Dipole or inverted V tuned as a pair. The 6-40M Alpha MOTO-FMJ (Full Metal Jacket) antenna provides you with the most Rugged and Compact HF mobile EMCOMM system available. The basic antenna kit is a smaller box, it is placed inside the main antenna tube. The antenna described here is used by DF2BC who has limited yard space for antennas. Si-tex Navstar 12. Medium Frequency Sterba Curtain. DX Engineering DXE-7580FS-VA-1 full-size 80m quarter-wave vertical 3. 00 + Shipping UltraLite Kid: 40-6 Meters, 41 feet, $99. UltraLite Senior: 160-10 Meters, 140 feet, $125. This antenna is designed for stations having a difficult time putting a decent signal on 160M from small or CC&R'd lots. Because the loop is small, it is often possible to place it among trees or shrubs in a front or. Beverages are available for receive on 80M and 160M. Dear Members, A few weeks ago I sent an email to this list telling about a 160M antenna that was wound. So, put up an antenna for the winter and get on 160. (EY8MM Picture @ December 2017) 160m : Slooper 1/4 + Beverages to NE and NW 80m : K8UR Array + Dipole + Beverages to NE and NW 40m : 40M2L with kit coils Rotating @ 100 ft. OCF Dipole Antenna for. About Half-wave Antennas A half-wave antenna is a resonant radiating element with an electrical length of one half-wave. 69 – Linear Loaded Sloper Antenna for 160m. The weight between sections caused sever structural loading that is the upper section pulled away from its mid-section reducer. N6BT, KE7X and I installed a very similar antenna for the 2007 CQWWCW contest in C6A (C6ARR on 160m). The “X” marks the position of the traps. 73 Al 4L5A. You also need to consider the power ratings of the feed line and antenna tuner. Be prepared and able to communicate in case of emergency with the largest selection at eBay. Following on from an article in Practical Wireless Feb 2004 by GM0ONX which showed how to build an 80/40 trapped inverted L antenna I modified the design to cover 160/80/40. Delta Fed Dipole Antenna 13 18. In the first couple hours of having it up I was able to hear stations I could not hear before. 9 MHz Full-Wave Loop Antenna. -wave antenna. Results SWA - STRAIGHT KEY CATEGORY Call QSOs Mbrs Pts Mul Sco Bon Final 160 Antenna W1 Division KN1H 30 27 57 13 741 x2 1482 END FED WIRE @50' WB1GYZ 13 10 23 9 207 x2 414 End-fed sloper K1IX 10 9 19 6 114 x2 228 OCFD @ 35' W2 Division W2SH 31 28 59 16 944 x2 1888 Inv L, 86' V; 68' H. Further work Something I want to try in the future is a double-size version using wire rather than coax. Work the world -- with high performance -- in a fraction of the space! Computer-designed hybrid wire antenna for the modern era of ham radio. With an average antenna height of 10 - 15m above ground, a doublet strapped a as T can give up to 6dB improvement in performance for local contacts on 160m and 2 to 3dB. Higher bands wont work, I expect that is due to the top. The whole antenna with top hat, according to my noise bridge resonates at 6. for the 160 Meter Band. The 160m Extension. Antenna can be installed: horizontal, vertical, inverted L or sloper. Sloping Dipole Antenna 11 16. 0 Description and Theory 1. This is the smallest 160m antenna to date. 3 26-AUG-2013 1. Because the loop is small, it is often possible to place it among trees or shrubs in a front or. This antenna is designed for stations having a difficult time putting a decent signal on 160M from small or CC&R'd lots. The "No-Excuses" 160M Antenna This antenna is designed for stations having a difficult time putting a decent signal on 160M from small or CC&R'd lots. Digital Antenna VHF marine antennas with 3dB to 10dB Gain, in 3' to 16' lengths, for boats, speedboats, yachts, powerboats, sailboats and T-tops. It also looked a lot easier to deploy the wire. The Delta Loop is not only a great transmitting antenna but a low noise receiving antenna. AC6V's HOMEBREW ANTENNAS LINKS INCLUDING ANTENNA THEORY. The antenna described here is used by DF2BC who has limited yard space for antennas. Inverted L Antenna 160m band. Long:2,45m. END FED INVERTED “L” ANTENNA FOR 160 – 80 – 40 METRES Note: The Red & Blue colours are used simply to emphasise the vertical & horizontal components of the antenna current. and it works great, i used a 4:1 balun and feed it at the 66 ft level. i built one for 160M using 180/90 ft. Construction is made easy by the use of a chip which includes an AGC controlled RF amplifier followed by a balanced mixer fed by an on-chip oscillator. The 160m kit was the last part I added. As a result, if the ground sucks, the antenna will also. 5 turn per 25mm) Number of turns depends on the length of the antenna. 160m6m (Up to 150Mc if: L1'' is silver(plated) wire, High Q switch, minimum capacitance of C is small enough and close connections are used in respect to 50 Ohms impedance) 10 Watt +-direct feed through. Half-Sloper Antenna for 160m Two-Bands Half Sloper for 80m - 40m Linear Loaded Sloper Antenna for 160m Super-Sloper Antenna Tower Pole as a Vertical Antenna for 80m Clothesline Antenna Wire Ground-Plane Antenna Inverted Delta Loop for 160m Inverted-L Antenna for 160m Curtain Zepp Antenna for 160m, 80m, 40m. My first true DX contact shortly after installing the Titan DX was FT5ZM, Amsterdam Island. Even though the half-square has been with us for a long time, there are still a lot of practical details that are not widely known. Spiderbeam 160m Vertical Model 160-18-4WTH 5 160-18-4WTH Manual, Ver. This band used to be quite popular for mobile work during the daylight hours even though the mobile antennas were very much a compromise. 2020 popular antenna uhf vhf, male sma, antenna ham radio, antenna bmw trends in Consumer Electronics, Tools, Cellphones & Telecommunications, Computer & Office with 160m Antenna and antenna uhf vhf, male sma, antenna ham radio, antenna bmw. MFJ-1778 G5RV Wire Antenna 80-10 Meters - Authorized Dealer. It was pointed towards Europe and really did a fine job on the LW stations too. Garmin 010-01016-00 Gpsmap 8008 Mfd Gps Chartplotter W Gps Antenna. Array Solutions SAL-30 receive array. The matching network is mounted on a 4' x4" treated wood post in the weather proof plastic container at the antenna base. I have never been a big HF operator but i do enjoy the odd QSO on 160m,80m,40m,10m. He uses this antenna efficiently on several bands from 160 thru 20m, but he has three different matchboxes, one for Top Band, one for 80m and one for 40/30/20m. The BT1500A 1500 watt balanced antenna tuner is the only 1500 Watt, Double-L Network antenna tuner on the market today covering 20m to 160m (2500+/-j2500) and 10m - 15m (1000+/-j1000). compressed delta loop apex 123 foot high, vertical feed, I had non very good result with the shunt feed tower, we are here in a poor conductivity groud area and also I could not put many radials as a should I wish due to lack of room, this 160 m. Following on from an article in Practical Wireless Feb 2004 by GM0ONX which showed how to build an 80/40 trapped inverted L antenna I modified the design to cover 160/80/40. 160 meters band antenna category is a curation of 142 web resources on , Short antennas for 160m, 160m DX Mobile Aerial, Hex-Shaped 160 Meter Receiving Loop. ~468 / freq in Mhz. 160m/80m Broadband Antenna by K5GP A presentation to CTDXCC September 22, 2008 The 160m/80m broadband antenna design objectives were to have: 160 and 80 m antennas since I had no antennas for these bands, the antennas had to be hidden because of covenant restrictions, open wire feeders would be too visible to be allowed,. Vertical Dipole 12 17. The dipole antenna is said by many to be the perfect antenna for a specific frequency. Delta Fed Dipole Antenna 13 18. 76 dB • Sharp nulls (40 to 80 dB) broadside • Much less affected by ground and nearby objects than dipole or vertical • Low efficiency (~0. Random Wire vs Beverage Antenna Shortwave by Broken Signal. The Carolina Windom Antenna - the 160m-10m Special version by Radio Works. 0 items - $ 0. Work the world -- with high performance -- in a fraction of the space! Computer-designed hybrid wire antenna for the modern era of ham radio. Portable magnetic loop antenna; Multiband End-fed 80-10m antenna; EFHW matching unit; Experiments with 160m antennas; Raspberry Pi based APRS Tracker/Digipeater/iGate; Trapped five band EFHW SOTA antenna; Horizontal Loop antenna; KN-Q7A mods; Broadcast band filter; Multi-banding the KD1JV Soda Pop; Blog archives. Tower is topped with 4 element Yagi for 20m and 2 elements for 40m (XM240). Easily tunes the antenna tuners internally and externally. I have never built one of these antenna (yet) but they are supposedly very easy. My Carolina Windom Antenna 160M Special. A custom designed capacity hat system allows this vertical monoband antenna to get on 160 meters with unparalleled success in in antenna that is only 55 feet tall. However the antenna reactance will. short verticals). Top Rated Plus. The only difference is that the timber mast is replaced with a. 2009 Dec 14: The ARC-4 and MFJ-1026 Noise Canceller Comparisons 2009 Dec 11: 160 Meter Contests. The Double-L Antenna by K2KQ, a compact vertical dipole for 160m. • Tuner losses are highest with low resistance. It should be a very good antenna for you. The current Inverted V with its high angle of radiation works very well within the Midwest and serves me well for evening rag chew sessions with the surrounding states. W4ZCB is situated on a small mountain in North Carolina. vertical antenna, made from three 10 ft. I have set up one of the std. The antenna can be user tuned to for optimum VSWR in the 160m CW section, phone band or the DX phone window. With the antenna located (Will work just ground g take, type Of Sloper a That because it i 3 a. Long:38m (124ft) Wire: 3mm steel with pvc coated. When I embarked on my project I wanted to erect two 40-meter stand-alone verticals spaced one-quarter wavelength apart, and feed them out of phase. 9Mhz due to the series top hat inductor and self capacitance of the top hat. SWR for all lengths should typically be under 2. pdf PDF-Dokument [219. It should be a very good antenna for you. HF Mobile 160m Antenna with coil. Pole B is 15m tall, A and C are 9m. The 80m design is a scaled up version of one of Steve VK5SFA’s 40m designs that I used on Niue last year. If you want an end fed for 160m that actually works well you would go with a full 1/2 wavelength of wire (about 250ft) fed with a transformer that has a very high impedance output to match the 1/2 wave end fed. And the best part, it’s been dirt cheap too. 160m Antenna Masts - Northernmost is a radio station in Northern Mariana Islands. How much benefit is gained from either the isolation transformer or the FCP individually is unknown(to me), but still of both practical and academic interest. Beverages are available for receive on 80M and 160M. •Small loop antennas can be almost as efficient as dipole antennas over 20m -10m; over 160m -30m performance within one S-unit •High efficiency require larger construction (e. N6BT, KE7X and I installed a very similar antenna for the 2007 CQWWCW contest in C6A (C6ARR on 160m). vertical antenna, made from three 10 ft. Older amateur operators often refer to 160 meters as the Top Band It is also. I already had 160m capability but wanted to add to it and so the story begins. This improves performance on 40, 30 and 20 meters and to some extent on 17 and 15 meters. For the most part, this is true. 80/160 instructions followHam Radio Pair of Antenna Traps 80/160m Low Swr. On RX the normal noise level on the antenna at around 18:00 is 2-3 S units and dropping to zero in the middle of the night. In general it is outperforming the only other antenna I have, a HyGain 18-AVQ vertical. We did have the advantage of having the antenna on a small bluff about 20m from the ocean with water path to northern JA, USA, EU, and northern AF). Inverted L. A popular and effective antenna for 160 meters is the inverted L. 00Mhz and also at 1. 15 results for 160 meter antenna Save 160 meter antenna to get e-mail alerts and updates on your eBay Feed. doc from ECE UE16EC303 at PES Institute of Technology & Management. It notes that for a small lot or area, HWV is the perfect antenna for 160 meters and constructing HWV is a good alternative to an inverted L or dipole. antennas, 160m comes alive with signals during major operating events. It is the amateur band with the longest wave length (160m) and the hams found there are often amongst the most courteous. This antenna is designed for stations having a difficult time putting a decent signal on 160M from small or CC&R'd lots. ” order_by=”sortorder” order_direction=”ASC” returns=”included” maximum_entity_count=”500″] Si5351A 160-17m VFO Kit – $30 Your PayPal receipt is your confirmation that we have received your order. Categories Antennas Tags 160m, 40m, 80m, EZNEC, full wave, loop, NEC, NVIS, Simulation Post navigation Sharing the Radio's CAT with Multiple Applications Relay Control Box for Turnstile Antenna. Of course, at 160 meters, 125 feet is a quarter wavelength, and such a tower structure is beyond my reach financially. Curtain Zepp Antenna for 160m, 80m, 40m. It was built as a way of getting a signal out on 160m for local AM contacts, but the local noise level was far too high to allow it to be used at night for this purpose. 00 + Shipping. 80/160 instructions followHam Radio Pair of Antenna Traps 80/160m Low Swr. Like everything else, antennas come in many forms and flavors. My G5RV would not cover 160m or 30m, and the vertical does not cover 160m, 60m, 30m, 17m, 12m, or 6m. The antenna is a 10 - 160 meter horizontal loop fed with 450 ohm ladder line all the way into the ham shack to an Palstar AT1500BAL balanced line antenna tuner Trapped dipole for 40-80-160 meters Build a space efficient trapped dipole antenna for 40-80-160 meter bands using RG-58 and PVC pipe by W8NX A Practical Antenna for 160 Metres. high at the apex, drooping down to about 15 ft. The goals of the project were to provide an optimized antenna for 40m, 80m, 20m, and all other HF ham bands, in that order of priority. Your rental fee includes use of the fully-equipped ham radio room and antennas for 6 through 160 meters. References: 22 Different Wire Antennas for the 160 Meter Band THE LIST. Another Antenna Idea (A 3-band dipole) A Shortened 7mHz Dipole. Pole B is 15m tall, A and C are 9m. Kasakhstan, Greece, Cypress, Turkey and Canada. Ranges between 7 and 15km using the TBS 2. MFJ Wire Antenna, 160m-10m. If you have a suitably located tree or two and/or a flagpole or like, then go for it. 09 meters with 2. PLUS *instantly customizable* antenna patterns! PLUS up to 9x extreme weather durability. Since 1988 we have been manufacturing amateur radio antennas, preamplifiers and band-pass filters all of which have unparalleled performance and an excellent reputation for strength, reliability and longevity. com with top-selling antenna uhf vhf. 160m Inverted-L RESULTS (October 2012) This shows the SWR curve at the feedpoint of the antenna. 978 likes · 4 talking about this. Cheers Max. This article provides details needed to build your own. Thanks Scott -----Original Message----- From: Rob Atkinson [mailto:[email protected] Bow-Tie Dipole Antenna 13 19. From the 40m tower the signal path includes and additional 500' of 7/8 hardline back to the shack. Getting a Big DX Signal on 160-10 m from One Small, Low Antenna Chuck Counselman, W1HIS I live on a small lot in a dense, inner suburb of Boston and Cambridge. The correct variable cap to cover 160m to 40m is around 15pf to 700pf. Understanding and Using the Table: The table above represents a rough approximation of radio propagation conditions on 160 meters (affectionately known as Topband). A 160M antenna will have 4 times the capture area of an 80M antenna. Adding to the woes at sprint time was an approaching rain front with its attendant noise (that's three strikes). But any antenna is better than no antenna at all, so that’s where we get sucked into 160m madness. Improving Front to Back Ratio of the K9AY Loop – cheaply! Home Brew Winched-up Mast for Ham Radio. Eagle One Vertical Antenna. Get 160-6 Meters Coverage and 1500 Watt Operation with a single antenna! This MFJ-2990 is a 43-foot self-supporting vertical antenna that covers 160 through 6 Meters with the use of an antenna tuner. 0 KB] Inside the Shack RESULTS (October 2012) This shows what the SWR looks like to the transmitter, at the end of 100m or AIRCELL-7 coax, plus about 20m of LMR-240 feeding from the remote antenna switch, into the. The grounded loop antenna (non-resonant, unbalanced), works well on the HF Bands. Listed under the Antennas/160M category that is about Antenna for 160 meters band. Here’s a simple antenna which will get you on the air on top band and 80m (40m as well at a pinch) in a small garden. How To Obtain A Ham License. Yaesu FT-450D 100 Watt , 6 thru 160M HF All-Mode Amateur Ham Radio Transceiver with Built-In Automatic Antenna Tuner & DSP hiya all of us, are you currently shopping for Yaesu FT-450D 100 Watt , 6 thru 160M HF All-Mode Amateur Ham Radio Transceiver with Built-In. EFLW-1K End Fed Long Wire Antenna This is an End Fed Long Wire wire antenna that will cover all bands from 160 to 6 meters, including the WARC bands, as well as 60 meters and MARS frequencies. for the 160 Meter Band. The antenna can be user tuned to for optimum VSWR in the 160m CW section, phone band or the DX phone window. The antenna consist of 29m of WIBE tower sections with an insulated base and a top tube which is 10m long. The “X” marks the position of the traps. An antenna erected over poor ground (deep shale, granite or desert sand) may appear to be many feet higher over ground than it is. DBZ160 The EA DBZ160, a mono band antenna made from 75 Ohm £121. Includes simple to follow installation instructions. Loop antenna characteristics • Same free space pattern as a short dipole • Directivity factor 1. 3861 Mount Olive Church Rd. The antenna loads nicely and shows virtually no change in SWR when operating in either dry conditions or on a rainy day. 0 wavelength high. Total feedpoint resistance is typically around 6 ohms. However the antenna reactance will. The MV 10 Range is best mounted on a pole no higher than 18 inch from ground with an earth rod attached to the mounting plate. Linear amplifiers will need a high power, wide range antenna tuner. Tuning with a tuner results in maximum efficiency 80-10 Meters, but conditions at 160M present a major challenge for most tuners. 160m and 80m Morgain-Dipole Antenna. The antenna is inspired on the 'Battlecreek Special' design, but then limited to 80 and 160m (no 40m section). On 160m the impedance of a 120 ft zepp antenna is such that even the Palstar antenna tuner cannot accomodate it. Since 1988 we have been manufacturing amateur radio antennas, preamplifiers and band-pass filters all of which have unparalleled performance and an excellent reputation for strength, reliability and longevity. ICOM FILTERS. Terminated Folded Dipole Antenna System: 10 Meters through 160 Meters commercial-grade performance, heavy duty construction, and top-notch customer service. 9 MHz Full-Wave Loop Antenna. Social media itself began in 2002 with the emergence of Friendster, which is an application to build cyberspace friendships with a wide scope of the entire world. I won't go on about how good verticals are or aren't, but having a back garden space which is really for the kids, and a desire to not festoon the whole house with antennas (a loose paraphrase of my wifes words. Manufacturers of High Quality Amateur Radio / Ham Radio HF Yagi, Transmitting and Receiving Antennas. Enter the desired operating frequency in megahertz to get a good starting length for a dipole in both feet and meters. 5 TPI to make tapping easier and to keep the losses down, 11 turns were sufficient. 160m) The W3EDP HF antenna. 160M - 20kHz • 80M - 40 kHz • 40M - 300 kHz Full band coverage can be accomplished with an antenna tuner. 8:1 for 160m - 10m. It is possible to put up a quarter wave wire antenna for the 160m Ham band in a suburban backyard. You can further reduce the height of the antenna by placing a capacitance "hat" at the top. Scorpion Stinger counterpoise antennas shipping and handling is $40. Beverages are available for receive on 80M and 160M. Anybody have any experience with this antenna? It apparently covers 160m to 17m. The antenna displays a low feed impedance, which allow you to feed it directly with 50-ohm coax cable. What are some features of these antennas? These 160-meter antennas do more than get the job done. 95 Our mission. Low Angles on 160-Meters. Once settling on 4NEC2 as the modeling software, I started fiddling with the new antenna itself. 2009 Dec 14: The ARC-4 and MFJ-1026 Noise Canceller Comparisons 2009 Dec 11: 160 Meter Contests. How good is a G5RV and how do they work? Ham Radio Antennas. for use by the U. You will achieve the strongest possible presence at your power level and be competitive with a 160 meter vertical monoband antenna that is only 55 feet tall! A custom-designed capacity hat system allows you to get on 160 meters with unparalleled performance Find DX. above Sea Level with a clear shot to Europe, South America, and the Caribbean. Eagle One Vertical Antenna. Right Angle Marconi Antenna 17 26. for the 160 Meter Band. Long Beverage antennas to the north - east and southeast fit nicely, but Beverages. This antenna is designed for stations having a difficult time putting a decent signal on 160M from small or CC&R'd lots. Topband (160m, "Top Band") receiving antennas. Order 8-Band 300 Watt OCF Dipole Antenna: $425 Special Price: $327 (6 or more = $258 ea. N6BT, KE7X and I installed a very similar antenna for the 2007 CQWWCW contest in C6A (C6ARR on 160m). N6BT, KE7X and I installed a very similar antenna for the 2007 CQWWCW contest in C6A (C6ARR on 160m). This mono-band antenna is deployed on all HF Ham Radio bands on HS4. Also, our RACES Room at the County EOC has 160 Meter capabilities. I will make up the 80m traps from that plan, add it to my 80m dipole and see how I go. Horizontal antennas lower than about 150 feet above the ground are going to radiate at such a high angle that even with 100 watts, contacts beyond 1,000 miles will be very difficult. On 160m the impedance of a 120 ft zepp antenna is such that even the Palstar antenna tuner cannot accomodate it. AW07A HF/VHF/UHF 160M Impedance SWR Antenna Analyzer for Two Way Radio. Results SWA - STRAIGHT KEY CATEGORY Call QSOs Mbrs Pts Mul Sco Bon Final 160 Antenna W1 Division KN1H 30 27 57 13 741 x2 1482 END FED WIRE @50' WB1GYZ 13 10 23 9 207 x2 414 End-fed sloper K1IX 10 9 19 6 114 x2 228 OCFD @ 35' W2 Division W2SH 31 28 59 16 944 x2 1888 Inv L, 86' V; 68' H. And, this thing is strong! It uses up 30 kHz on either side of 1840 kHz. • Use setting with maximum capacitance, minimum inductance. N6BT, KE7X and I installed a very similar antenna for the 2007 CQWWCW contest in C6A (C6ARR on 160m). Tuning up a 160M full sized vertical with strong AM broadcast RF on the antenna. Anybody have any experience with this antenna? It apparently covers 160m to 17m. and has a wind load of just 2 square feet. Inverted-L for 80m & 160m. You also need to consider the power ratings of the feed line and antenna tuner. Antennas for 160 meters on a standard half acre (~100 x 200 ft) suburban house lot pose quite a problem. This antenna has installation plate with two U-bolts and V-block for installation at towers and poles up to 1. Each matchbox is purpose-designed for use with "this" antenna. Go for the maximum legal height (13. INV L for 160m. dipole at 59ft for 80m. Los “UNO-UNOS” 160M Is a Tough Band • Propagation quite variable, signals often not very strong, heavy QRN during the summer –Mostly a nightime band, varies a lot through the night –During the winter, 800 miles or LA W3DZZ > La première W3DZZ que j'ai utilisé m'a été donné par mon ami Jo F1ASC il y a une trentaine d'année. The base loaded antenna on 160m only has about a 20kHz 2:1 SWR bandwidth per coil tap. 1"copper tubing) •Portable loops (e. Mount horizontally as well as inverted V. On RX the normal noise level on the antenna at around 18:00 is 2-3 S units and dropping to zero in the middle of the night. ICOM FILTERS. A capacitance hat is on top, and the. , Limited on Alibaba. Thanks Scott -----Original Message----- From: Rob Atkinson [mailto:[email protected] Current setup includes 3el SteppIR, 160M OCFD, 40M Double Bazooka, G5RV, and a TAK-tenna. 9Mhz due to the series top hat inductor and self capacitance of the top hat. At the balcony he has a Diamond V2000 vertical antenna for 6/2/70, and an MFJ loop antenna for 15-40m. 3861 Mount Olive Church Rd. The sharp tuning of most 160m antennas suggests that common mode currents will often be a problem as one tunes away from the antenna's resonance and the reactance increases. 7 : 1 and a best frequency of 1. Our Rugged 160 Meter sloper 160 Meters is a great band! Our "Sloper" will greatly enhance your "top-band" performance! Get yours on the way! Get on 160M without a hassle! Simple to install and easy to tune! Now just $74. The following spring after I erected the antenna the autumn before, those poles began to grow branches and sprout leaves!. Using information from a series of engineering lectures by John "Jack" Kuecken (now SK) and correspondence with Stew W1BB, I installed my first "real" Beverage antenna. Our extreme project for 2002 was upgrading the 160M transmit antenna system from a single vertical to an inline array of three verticals, with endfire gain NE and SW, and broadside gain SE/NW. M0CVO Antennas, amateur radio antennas for fixed station or portable operations, HF/6m all are catered for. Only the kindness of my next-door neighbors (who let me use one of their trees for the antenna) kept me on the air. Experiments with 160m antennas. HF VHF ANTENNA TUNER. There was a benefit to the losses of the tree and mast. It has modest gain and can be particulary useful on 80 and 160m. SWR for all lengths should typically be under 2. Below is a diagram and some construction details. I can cover the bottom 60kHz of the band at present and will probably make the fourth switch tap for 160m be up high in the phone band for keeping in contact with regional friends. Inverted Delta Loop for 160m. Suitable for both local and long distance contacts, but aim to make the vertical section as long as possible. HF Portable Antenna 6M-160M. On 160m a preamp is definitely required and on 40m the antenna is not that useful anymore. Adding a 160M Band pass filter to the 'Snake' Jeff VE1ZAC. Fold the RG-59 in half. Tower Pole as a Vertical Antenna for 80m. Try an Inverted-L. The distance from A to C is over 100m. Introducing the patented HybridDX ™ antenna. The Vertical Radiator is extended to 18 feet. At 100 watts, typical on HF, your feed line should be able to handle the load presented by the antenna on any band, and a 300-watt tuner would probably suffice. This is a lightweight but robust design ideal for portable or permanent usage. The 160m design is based partly on those published by DJ0IP showing how to build low band antennas on a 12m Spiderbeam pole. The 80m design is a scaled up version of one of Steve VK5SFA’s 40m designs that I used on Niue last year. He developed the EWE particularly for the application on 80m and 160m. Left: interface of Ladder line to Coax RF choke. 76 dB • Sharp nulls (40 to 80 dB) broadside • Much less affected by ground and nearby objects than dipole or vertical • Low efficiency (~0. ) > Modular ANTENNA switch > ANTENNA six to one switch > ANTENNA six to one switch - KIT > ANTENNA one to. The insulated base is also the hinge mechanism, and is made from polycarbonate (Lexan). HF Portable Antenna 6M-160M. For all EZNEC results reported here, real/high accuracy ground was selected with σ=3mS/m and r=12, typical of west central Alabama soil conditions. SD, don't expect the broad—band effect. 120″ thick-walled tubing. see whats great for your garden en start to build your own!!!!! 01 - Tee Antenna 73 - Curtain Zepp Antenna for 160m, 80m, 40m. W3LPL Beverage Antenna Construction by Francis Donovan, W3LPL · Published October 26, 2017 · Updated August 2, 2018 I (W3LPL) use separate phased Beverage arrays on 160M, 80M and 40M. Our installation was a 55' tall vertical with 4 top-hat loading wires (also 55' long), which came down at rather steep angles due to the limited area we had to work with. I will not be building it, since it has about 1. (EY8MM Picture @ December 2017) 160m : Slooper 1/4 + Beverages to NE and NW 80m : K8UR Array + Dipole + Beverages to NE and NW 40m : 40M2L with kit coils Rotating @ 100 ft. 160m Short Vertical Loft Antenna by G3XBM This is a very small vertical 160m antenna that fits in the loft of even my small house. Listening antennas for Asia and Pacific Needed!. The matching unit was derived from a past prototype end fed half wave antenna used on 160m. The 43 foot 10-160 meter Multi-Band Vertical antenna is a freestanding vertical element with no traps or coils. Scorpion Stinger counterpoise antennas shipping and handling is $40. A 130 foot length of 12 gauge PVC covered stranded wire slopes up from the ground system to the 40 foot level of the 45 foot tall fiberglass flagpole (about 60 feet of wire length) and then proceeds about 70 feet toward the far back edge of my property. This antenna normally has about a 3 DB gain over a 1/2 wave center fed dipole. twin turn 1. With the antenna located (Will work just ground g take, type Of Sloper a That because it i 3 a. Building the 80m horizontal loop @PE4BAS by Bas Lev. During the last year we used sucessfully (subjectively measured) a 15 tall inverted L-Antenna. Bend Insensitive Singlemode Fiber DLC to DLC 16-Fiber Cable Assembly with pulling grip, 160 m. Constructing a dipole for 160 meters with a length of approximately 254 feet and a height of 50 feet or higher will produce a low angle of radiation. The noise floor at both our locations is very high on 160m. The 80m design is a scaled up version of one of Steve VK5SFA’s 40m designs that I used on Niue last year. The first antenna I built was a kite antenna based on the design by Steph VK5ZVS. of #16 "silky" stranded wire cut to one wavelength long on the lowest operating frequency (160 meters). Loading Unsubscribe from DX Commander? Cancel Unsubscribe. « Reply #12 on: April 22, 2020, 12:34:14 am » Since you're operating on a single fixed frequency and in CW, bandwidth of the antenna or the need to re-tune is not going to be an issue, and due to the short distance the poor antenna efficiency should be manageable, so I would try the suggestion. the antenna we installed in C6A crushed the QRP world record on 160m in the CQWWCW contest. Older amateur operators often refer to 160 meters as the Top Band It is also. I've also been experimenting with converting my 55m shunt-fed tower to a 3-element parasitic array. Curtain Zepp Antenna for 40m, 30m, 20m. Unfollow 160 meter antenna to stop getting updates on your eBay Feed. Shunt Feed Tower I'm using till 1999 to make place to an one el. Antenna can be installed: horizontal, vertical, inverted L or sloper. Further work Something I want to try in the future is a double-size version using wire rather than coax. If it's more local contacts you want, then a good dipole or a loop is hard to beat. ) > Modular ANTENNA switch > ANTENNA six to one switch > ANTENNA six to one switch - KIT > ANTENNA one to. Specifications: Frequency: 6M - 160M Power: 800W SSB or 250W CW. In this series vertical antenna principals were reviewed with an emphasis on the importance of ground conductivity. However the antenna reactance will. inverted Delta Loop Antenna, I never tried such Antenna before, just test it Winter 2005. 2 Element Vertical Array for 160M and 80M by VK3PA Page 1. mmic preamp using an mar-6 by bill parmley. 8:1 for 160m - 10m. I was really surprised. We decided that topband was too noisy for our simple AM rigs for our intended purpose. 160m Short Vertical Loft Antenna This is a very small vertical 160m antenna that fits in the loft of even my small house. Welcome to DX-antennas. The Horizontal Loop, also known as the Loop Skywire Antenna, is an old but very effective design. On the receive side, the standard 160 meter antenna is a Beverage of some form. It notes that for a small lot or area, HWV is the perfect antenna for 160 meters and constructing HWV is a good alternative to an inverted L or dipole. In San Diego we have an active 160 Meter group, 1. I built a monoband version, though others have built this antenna for multiple bands. This is an affordable wire version of popular 43 feet vertical antenna. 8 pounds), blend in with your surroundings while standing tough against nasty weather. -wave antenna. For the most part, this is true. Sandpiper MV range Sandpipers best selling HF vertical. and it works great, i used a 4:1 balun and feed it at the 66 ft level. (Note: The Stinger antennas “counterpoise antennas” are dropped shipped from the manufacture. A Practical Antenna for 160 Metres This aerial is one I have used for top band (160 metres) - it was suggested to me by Alan G4ERZ, also of Hull. Parallelkreis-Koppleer fuer 160m. An antenna analyzer is the ultimate tool for experimenting with antennas. On 20m it is a 1/2wave, On 17-10m it starts to act as a long wire antenna and performance suffers. 80m Inverted-L Antenna (Base-loaded for 160m) Click here to jump to latest news on this antenna My coaxial-dipole would just about tune up on 160m but its replacement, a standard 40m half-wave dipole wouldn't. You can find the initial construction here on my website. 160M Inverted L In December, 2016 K2FF and I decided it was time to add a decent Top Band antenna to the NA5NN contest station. The base loading coil is 11 turns #12 on 3 inch PVC (12uh). AW07A HF/VHF/UHF 160M Impedance SWR Antenna Analyzer for Ham Radio Hobbist, , China, AW07A, AW07A. The base loaded antenna on 160m only has about a 20kHz 2:1 SWR bandwidth per coil tap. Total Wire Optimum Number Optimum Length Peak Gain Length (ft) of Radials of Radials (ft) (dBi) 500 7 – 8 71. Some call it a Skywire Loop Antenna, some call it a W0MHS Loop Skywire Antenna, nowadays it's called a Full Wave Loop Antenna but it still is a force to be reckoned with. Another item on this website discussed antennas that amateurs use to operate from confined locations. 75 – 160m Inverted Delta Loop. My lot is a tall, narrow rectangle, 500 good candidate as well. Inverted L 160m. ) If you would rather calculate the length of a full-size vertical antenna, see The Quarter-Wave Vertical Antenna Calculator. To support an antenna, I have no tower, and only two trees that aren't too close to a house. It is possible to work about anywhere on 160m. Exclusive designs from some of the world's top antenna designers have been turned into professionally Here's a 6 meter (metre for my European friends :-) lightweight Moxon antenna I built. Tilted Folded Dipole Antenna 16 25. magnetic loop 40m 80m 160m antennas. Fast & Free shipping on many items! Chameleon Antenna CHA-HYBRID Portable HF (6 - 160M) Antenna System, w/ 30ft Wire. thru pileups. What are some features of these antennas? These 160-meter antennas do more than get the job done. W91NN ANTENNAS P. Great deals on Hf Wire Antennas. Easily tunes the antenna tuners internally and externally. Dipole Antenna Length Calculator Dipoles antennas are easy to build and can be very effective when placed half a wavelenth or more above ground. The tap point was found to be on the 10th turn from the ground end. A series capacitor is sufficient to provide a nice and simple match. The antenna handbooks show that the inverted L has a more or less omni. 43ft Multi-Band Self-Supporting Vertical Antenna Get 160-6 Meters Coverage and 1500 Watt Operation with a single antenna! This MFJ-2990 is a 43-foot self-supporting vertical antenna that covers 160 through 6 Meters with the use of an antenna tuner. Para-cord and coax in photo not included. It was pointed towards Europe and really did a fine job on the LW stations too. Your rental fee includes use of the fully-equipped ham radio room and antennas for 6 through 160 meters. I wanted to test a temporary / portable setup to participate in 80 / 160m contests. The "No-Excuses" 160M Antenna This antenna is designed for stations having a difficult time putting a decent signal on 160M from small or CC&R'd lots. 160m Short Vertical Loft Antenna This is a very small vertical 160m antenna that fits in the loft of even my small house. At 100 watts, typical on HF, your feed line should be able to handle the load presented by the antenna on any band, and a 300-watt tuner would probably suffice. W8GMS W8AFX Georgia Steve. 160m preamplifier. FD4 (80/40/20/10 m). exe program that can be used to predict feed line and tuner losses. K6MM's 160m No Excuses Vertical Antenna Photograph 1 prior to this picture, Fred, KI6QDH and I deployed the antenna with reducer between upper and mid-section. Sandpiper MV range Sandpipers best selling HF vertical. At the shack end, a control box is fed with band-decode information from the Ameritron RCS-12c - and automatically selects the antenna based on the rig's current band selection. • Use setting with maximum capacitance, minimum inductance. Delta Loop Antenna. 5dB less gain than the vertical H antenna over the very poor ground in New Hampshire. My first true DX contact shortly after installing the Titan DX was FT5ZM, Amsterdam Island. 0 Description and Theory 1. Long:2,45m. This following antennas were inspired by Harry Lythall (SM0VPO) 'flat-dwellers' frame antenna which he uses for Rx (and low power TX) on 80m and 160m. Random Length Radiator Wire Antenna. On 160m a preamp is definitely required and on 40m the antenna is not that useful anymore. These loop antennas make good reference antennas since they are small and inexpensive. 00 + Shipping UltraLite Kid: 40-6 Meters, 41 feet, $99. I can cover the bottom 60kHz of the band at present and will probably make the fourth switch tap for 160m be up high in the phone band for keeping in contact with regional friends. It was pointed towards Europe and really did a fine job on the LW stations too. Dear Members, A few weeks ago I sent an email to this list telling about a 160M antenna that was wound. If you want to use a dipole for a band of frequencies, you cut it to the center frequency on that band, and hope it has a low enough SWR at each end of the band. On 80M we use a 4-Square vertical array (custom made by M²) with an extensive radial system. T-antennas are typically used in the VLF , LF , MF , and shortwave bands, [2] [3] ( pp578–579 ) [4] and are widely used as transmitting antennas for amateur. The FT-891 fully supports the ATAS-25 and ATAS-120A Active Tuning Antenna System (optional) allowing for plug and play field and mobile operation. 160M - 20kHz • 80M - 40 kHz • 40M - 300 kHz Full band coverage can be accomplished with an antenna tuner. The cheapest solution for the 160m band is probably a magnetic loop antenna, but do be aware that these antennas are optimised for small space and low cost, and NOT for performance. Here’s a simple antenna which will get you on the air on top band and 80m (40m as well at a pinch) in a small garden. 5 m between balun and 20m trap, 5. Low Angles on 160-Meters. Once again the antenna was shipped and received with in a few days. Add to cart. Each of the four towers support one large monobander for either 40M, 20M, 15M or 10M. It is a 25 ft. worked alot of dx from africa including libya, jordan etc with 100 w on 17M. Picture of 160 meter Topband Band Pass Filter. The soil was a very wet, sandy, black loam. The 80m design is a scaled up version of one of Steve VK5SFA's 40m designs that I used on Niue last year. I was really surprised. The Horizontal Loop, also known as the Loop Skywire Antenna, is an old but very effective design. 160M Folded Counterpoise After I had established my antennas for many of the HF bands; dipole for 80-40M and Hex beam for 20-10M, I turned my attention to 160 meters. K6MM 160m Antenna Modifications K6MM 160m Antenna Modifications. 3 26-AUG-2013 1. Each of the four towers support one large monobander for either 40M, 20M, 15M or 10M. 750lb Breaking Strength. Getting a Big DX Signal on 160-10 m from One Small, Low Antenna Chuck Counselman, W1HIS I live on a small lot in a dense, inner suburb of Boston and Cambridge. C-Poles for different frequencies on one pole must be fed with separate feedlines over separate current baluns. It's about 6' tall - very short stinger. The antenna loads nicely and shows virtually no change in SWR when operating in either dry conditions or on a rainy day. Best to have 2 antennas to compare signals! Devote at least a year to test antenna before giving up on an antenna. End-fed wire antennas. The antenna displays a low feed impedance, which allow you to feed it directly with 50-ohm coax cable. 250 - Inverted-V Antenna for 160m. Bow-Tie Dipole Antenna 13 19. 945 MHz, nightly, around 7 to 8 PM. Tuning a 160M full sized vertical with strong AM broadcast RF present on the antenna. The next generation in Design and manufacturing. short verticals). Curtain Zepp Antenna for 40m, 30m, 20m. THIS PAGE IS ABOUT HAM HOMEBREW ANTENNAS. 160m/80m Broadband Antenna by K5GP A presentation to CTDXCC September 22, 2008 The 160m/80m broadband antenna design objectives were to have: 160 and 80 m antennas since I had no antennas for these bands, the antennas had to be hidden because of covenant restrictions, open wire feeders would be too visible to be allowed,. Estimated efficiency is around 12-13%. It is a simple spiral loaded vertical dipole, 17 meters high and with the spiral arms extending to almost 4 meters out, for a total space of just under 6x6x17 meters. Beverages are available for receive on 80M and 160M. If you want to use a dipole for a band of frequencies, you cut it to the center frequency on that band, and hope it has a low enough SWR at each end of the band. A 130 foot length of 12 gauge PVC covered stranded wire slopes up from the ground system to the 40 foot level of the 45 foot tall fiberglass flagpole (about 60 feet of wire length) and then proceeds about 70 feet toward the far back edge of my property. Making a non-resonant bit of wire work from 160m to 2m. This antenna works quite well no issues. W3LPL Beverage Antenna Construction by Francis Donovan, W3LPL · Published October 26, 2017 · Updated August 2, 2018 I (W3LPL) use separate phased Beverage arrays on 160M, 80M and 40M. For 160m I use an Inverted 'L' (between two trees) that has a 107 foot vertical section with the short balance on the horizontal. Experimenting by slightly by changing the wire length (+ or -) is encouraged to provide the best overall performance for individual installations. We like Mike Stahl's M² antennas. FOR HAM COMMERCIAL ANTENNAS FOR SWL ANTENNAS FOR CB ANTENNAS ANTENNA SOFTWARE PROGRAMS. and it works great, i used a 4:1 balun and feed it at the 66 ft level. An Antenna idea for the. Improving Front to Back Ratio of the K9AY Loop – cheaply! Home Brew Winched-up Mast for Ham Radio. for the 160 Meter Band.
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