80 Meter Vertical Antenna

80 Meter Vertical Antenna02 2268 -j1565 44 33 Angle of radiation remained identical 6 feet ends. GPA-80 HF VERTICAL ANTENNA (80-6M with External ATU) www. No Radials for Higher Performance, Lower Angles, Lower Noise and Lower Loss, for DX 80-6M. The UnUn is located away from the house. Antenna engineers like logarithmic terms, and we say this no-gain situation is 0 dBi (pronounced “zero dee bee eye”). Amateur Antennas : The Comet CHA250B broadband vertical antenna will amazingly cover 75/80 meters through 6 meters with no gaps! Transmit range is 3. Sloper Antenna For 80 Meters 80 meters iacantennas com, 80 meter sloper antenna qrz forums, models dx a dx b 1 4 wave sloper instruction sheets, simple wire hf antenna ozaukee radio club, 80m half started by w0gry dec 17 2014 thread status not open for further replies w0gry ham member qrz page i have installed a vertical …. Four One Band Antennas on One Mast. There is a 40 meter inverted-V at 40 feet on the north side of the tower for the station out in the shop. The antenna is constructed much like an ordinary Dipole antenna …. HF Portable Antenna JPC-12 Vertical, 7-50MHz 100W by a fellow ham BD7JPC. 0 out of 5 stars Great antenna …. All of these antennas use heavy-duty, telescoping fiberglass sections. DX Engineering 80 Meter Full Size Quarter Wave Vertical Antennas, model DXE-7580FS-VA-1, are high performance 68 ft. Here is a schematic of the 80 meter …. Frequency within the band was random. The 33 foot 10-80 meter Multi-Band foldover Vertical antenna is a freestanding legal limit power vertical antenna. Approximately 30% shorter than a full size dipole. Pull the wire out straight, cut it and scrape the enamel off. 6 dB of "Free" Ground Gain 40 through 10 meters: a horizontally polarized dipole, Yagi or quad easily provides 6 dB of ground gain but only if it is installed at the correct height 80 meters: If you cannot install a horizontal antenna at 25 meters high or higher: use a vertical or a vertically polarized delta loop (corner fed), or A four-square vertical is competitive with high horizontal. The KJ4IIF 75 METER 1/4 WAVE COW PASTURE VERTICAL "Barn yard 75/80 meter DX fun" Using aluminum tubing scrounged from various and assorted places, friends, broken beams etc. The person standing on the boom. On 40 meters, two whips were about 1-1/2 S-units (about 10 dB) below the half-wave 40-meter dipole. In this case, 15-20 feet clear of trees all around should be OK. Included with this antenna system is a rugged stainless steel pivot fixture for ease of assembly and adjustments. VP5K K9RS and AG9A with 2 element 40M antenna. OK, so the coil will not be exactly at the half-way point of the 4 mtr "short" antenna. There is some mythology about NVIS or Near Vertical Incidence antennas. The antenna and gin pole are constructed from 4 inch aluminumum irrigation pipe. R&L Electronics: Text Questions to 513-868-6399: 800-221-7735 Catalog » Antennas » MULTI NO RADIALS REQUIRED JTV-680 MULTI BAND HF BASE ANTENNA …. It worked! Band-changing from 80m to 40m …. 80-meter dipole and I really enjoy CW on that band. Information about Ground Wave communications in the 80 metre (3. I am really impressed with the signal strength on 80M, and 40M is well above par. Super Antenna MP1LX – Ideal Option for Portability. Success! Full length for 40 meters it stands 6 feet tall atop its 8" spike made from 1/4 inch aluminum hardware store rod stock. Cushcraft R9 Nine-Band Vertical Antennas. The TA-40-KR will turn your present antenna into a rotatable dipole on 40 meters, giving you a much better signal than you would expect. Sloper Antenna For 80 Meters Palstar AT5K 3500 Watt Antenna Tuner. 947 feet Lengths above are in feet and inches. The Near Vertical Incident Skywave (NVIS) antenna is a half-wave dipole antenna mounted not over 1/8th wave above ground (at the highest operating frequency). 80m Vertical Antenna with Folded CounterPoise - A very efficient 80 meter Counterpoise antenna designed to reduce ground losses from inadequate radial systems . The result would be a very high (impractical) impedance at 7 MHz - whereas the impedance of an 80. less time stuck on a frequency your trap vertical …. When the 80 and 40 are about 4 inches apart, the two elements act like one wide element on 80 meters. Full size quarter wave radiator for 40 Meters -- thats 33 feet of ruthless radiating power. (Restricted space antenna) THE “WAVE-MISSLE” by VE1COR. 160mt 1 8 Mhz I1wqrlinkradio Com. UPC Unique Wire Tuner : 80-10 Meter Longwire Antenna Tuner - Tested, Working. This antenna, which covers 10, 15, 20, 30, 40 and 50 kHz of 80 meters, has been a reliable workhorse among amateurs for many years, and is a favorite of. Get three patterns with two phased antennas; . Antenna for 80 - 10 Meters Bottom Line The EF. Because the dipole - and therefore the vertical - would be limited to 25' height (a small fraction of a 160 meter wavelength,) we knew getting it to tune up on frequencies as low as 2. The narrow bandwidth of this antenna …. 25m) when used with the optional MC80 SuperCoil for 80 meters and tuned to about 3. An NVIS antenna is simply a horizontally polarized at a height ranging from 1/20th to 1/4 wavelength above the ground. 5 to 28 ft high •20 meters and above or 80 meters and above •Radials required •Tuner required •Remote tuner at the …. Read honest and the antenna looks nice and well made but let down by using jubilee clips to lock the telescopic sections of the antenna. "The set-up appears to be working great on 80-10 meters …. 95 (Inc VAT at 20%) Add To Cart View Details Wishlist. A 40 meter dipole in the conventional or inverted-vee configuration is a fine antenna for portable operation, providing reliable communication around the southern states during the daytime. Hand made from 6063-T832 commercial drawn aluminum tubing 2 1/8 inch big bottom section tapers to 1 inch at top for strength. This is an End Fed Long Wire wire antenna that will cover all bands from 80 to 10 meters, including. The MFJ-1792 high performance vertical antenna for 80 and 40m. The 33 foot 10-80 meter Multi-Band Vertical antenna is a freestanding vertical element. 8-2 MHz) operation, an antenna with an electrical length of 74 feet should suffice and should be trimmed to give a quarter wave resonance at 3. But, at home, it’s good-ole THHN. This 30 ft vertical wire is the primary radiating element. I started by building a 40 Meter 1/4 wave vertical using aluminum tubing, then I made a second one to Phase with the first one. 90 MHz: This antenna is tuned by the following procedure: 1) Put up the entire length of wire and the 4:1 balun and resonate it to the upper end of 80 meters by lengthening or shortening it. on the 20 m band this antenna 6m high must be completed with a 5. And there’s a bonus: you can use the same approach to use your quarter-wave 40-meter vertical as a 5/8-wave antenna on 17 meters! An Efficient Multiband Vertical for 160 through 20 Meters …. There are two 75/80 meter half wave, center fed, sloping dipoles. See more ideas about antenna, cobweb, ham radio antenna. For the PAL8010OCF, the impedance is very well behaved in a limited, easy to match range throughout the 1-54 MHz range and, in fact, that antenna …. If an antenna works on 40 it should work on 15 as well. ground plane antenna with radials. 690 Mhz (1:1 SWR dead) 54 turns: 3. Vertical antenna systems, losses, and efficiency. At the lower, open end of the 1/4 l section, a very high impedance is created that effectively divorces the upper part of the antenna leaving the lower section to radiate as a 3/4 l vertical. A multiband 80-40-20-15 meters dipole wire antenna that can be extended to cover 160 meters …. See why the Greyline DX Vertical Antenna is called a high-performance antenna system. M2 Antenna system has been building quality HF monoband and amateur antennas for over 25 years. * Bands: 80, 40m * Power rating: 1. Product information Warranty & Support. MFJ1793 MFJ Vertical HF Antenna 20/40/80 mts. I use it only on the weekends, primarily for contests, thus it is designed to be raised and lowered with a minimum of fuss. the 80-meter vertical optimized to 3,530 kHz and the 160-meter vertical optimized for 1,825 kHz were encour-aging. It is therefore, a 1/8 th w/l vertical on 80m, brought to 1/4 w/l resonance by the (mostly) base loading coils. Click on the larger pic to make it even larger. A high-performance 80/40 Meter vertical. Watch the following video to see how to build and erect a basic. 5 m (5 ft) copper tubing (16 mm OD, 5/8"), and 2. Again if we add a reflector system, the system would have around 9 dBd gain. Our next project will be adding a Frequently Asked Questions and Documents & Information page about Hi-Q Antennas. Posted by Mike Staal, K6MYC on 7th Mar 2016. With that said, go look up the cost of one that is being sold in the magazines and on the web. This is not a new idea, but the method I am suggesting of doing it is novel, and possibly simple to implement ! The caveat is that it is fussy and unique to each antenna situation. Ending Today at 6:00PM PDT 16h 58m. Building, testing, using, and rebuilding antennas has always been one of my favored ham activities since shortly after I was licensed in 1962 as novice KN1VFX in southern Connecticut. Seller: alka4zoo ️ (1,482) 100%, Location: Orlando, Florida, US, Ships to: US, Item: 234088455988 COMET CHA-250B HF/VHF Vertical Base Antenna 6 meters to 80 meters …. 4) The basic antenna started in life as a 32. 5-57 MHz and receive range is 2-90 MHz. I have never used a Hy Gain Hy Tower, but imagine it is the best commercially available ham radio vertical antenna. I got advise from Bouke PA0ZH who already had a four square antenna …. This is a resonant, half-wave, vertical antenna. This antenna array will exhibit nearly the same gain and directivity over the entire 160 meter band and even better results should be achieved on 80/75 meters from 3. As example: HF 1/4 wave antenna segments (let's say 40 meter band [7 MHz]) is 10. Firestik Antenna Company - 2614 E Adams St - Phoenix, AZ 85034 - (Tel) 602-273-7151 - www. This calculator can be used to design a Quarter Wave Ground Plane antenna, with radials. If you will be running QRP only, you can use wire as small as 22 gauge. The large diameter yields broadbanded coverage of the 80 Meter Band. My 180' tower is nearly 3/8 wavelengths high and it has the following pattern characteristics compared to a 3/8 wl inverted-L: Antenna …. This means that if we try to feed 7 MHz to 3. Gamma matched, both horizontal and vertical…. Coax fed loops will usually have an SWR between 2:1 and 3:1. Mono Band (80 Meters) Helically Wound Vertical Antenna The 'Totem' Pole Having followed with interest, the articles published in RadCom by Mike Parkin (G0JMI) about his experiments with compact HF antenna's, I decided that it might be a bit of fun to throw my current crop of students & club training team members a bit. All quarter wave vertical antennas need an earth system to work against. A bent quarter-wave vertical …. The Super Antenna MPL1X is a portable HF antenna that you can use on flat surfaces like your garden, balcony, and apartment. Looking to upgrade your home entertainment system? Solid Signal has everything you need to get the job …. No tuner was used to obtain above results. This new version uses a fiberglass tube high quality 12 meters…. The Sensus SR-II water meters feature: Magnetic drive meters with air tight, sealed registers, eliminate dirt, moisture, and lens fogging. This article will focus mainly on the antenna we built at Alan Parks, N7SHA, QTH. vertical has a reasonable SWR on 60-10 meters, minimizing SWR-related cable- and unun-losses on these bands. Optimum number and length of radials for a vertical antenna on 80 meters (3. ~$80 ~$70 ~$300 ~$350 Total Switched Antennas Cost Averaged S-Units By Band Antenna 80 Meters 40 Meters 20 Meters. After pondering a few ideas for a good performing antenna to use on 80 and 40, I recalled an article from September 2005 QST by Dan Richardson K6MHE about a dual band 40m and 20m vertical described previously by Wes Hayward W7ZOI. It is well known that the elements of a dipole will be a few percent shorter than o so λit is usually assumed that groundin a-plane antenna the vertical and the radial lengths will also be a few percent less than. the most efficient form of loading is used for 80m. Over the last 28 years I have tried many different 160 meter antennas. 8 KB] Guying Instructions for the 18m Pole. Multi-band center-fed dipole antenna …. this will require a 19µh coil the 12/17m element will target 24. Being able to feed the antenna from an end may make it a good solution for many support configurations. Slide the loop of the two meter j pole over the mast tip. The construction is 14 guage insulated stranded wire from Home Depot, suspended by TV antenna lead-in eye screws. About Cushcraft MA8040V 80 & 40M Lightweight Vertical. Further adjustments, easing the tube up and down gave. Note that the SWR on 80 meters changes very little compared to Fig 2. My first 160 m antenna is a modification of a 20 meter collinear vertical that I was experimenting with. It covers the 80 meter through 6 meter Amateur Radio bands and can handle up to 100 watts SSB, 50 watts CW, & 25 watts digital. The EZNEC modeling revealed an ideal gamma match capacitance value of 270 pF when the 80-meter vertical wire was 57 feet tall and optimally spaced 3 feet away from the. Hustler 5BTV 5-Band Vertical HF Base Antenna 10 15 20 40 75/80 M for Ham Radio 4. Once you have a good match, replace the factory default values by saving the new antenna (to do this you will use the "create, modify" feature in the setup mode). If you read through the articles on horizontal loop antenna from W4RNL: "So it comes down to a personal preference. Stay away from power lines and have a spotter around if you're on. Maximum height is 40 feet (limitation due to treeheight). 5 meter fibre mast by DX-Wire, secured with PVC …. RCI-X9 - Compact But High Powered 120 Watt Radio With A Classic Look And Feel. A half wave dipole on an 80m is about 130 feet or 40 meters long. Using top loaded resonators with two sets of capacitance hats this antenna …. One of the vertical post is attacked at the base by the coax, the other one contains a variable vacuum capacitor to tune the antenna. The shortest wire to easily put RF energy into is a 1/4 wave fed with unbalanced feed line (coax) and worked against an earth ground. Bare board only available - $10, Go here to order Your PayPal receipt is your confirmation that we have received your order. High Performance Transmitting Antennas for 160 Meter DX. All hardware is stainless steel including hose clamps that secure the coil. Description: 80 meter vertical antenna, adjustable from 60 to 66 feet. 14-16 gauge stranded wire (minimum 50 feet or ½ wavelength at the lowest frequency you will use), plus extra for a counterpoise. It needs no tuner on 40m, 20m and 10m. Making an 80-meter vertical antenna. They have them for all bands ,Including multiband vertical. I was rather curious about it since this is the only vertical antenna that provides … Continue reading "Butternut HF2V for the 160-30 meter …. 7m longThis is a compact vertical antenna that stand slightly l £468. The vertical element has no traps, or coils. Diversify your stock with a Satcom antenna and other communication antenna devices from international suppliers. 160 Meters 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. Of course, another key to performance is a good ground radial system. very low for both 160 and 80 meters. Designed To Be Ground or Roof mounted!. This is the basic principal behind most commercial vertical antennas, that often become the solution to the SPACE problem for a reasonable antenna on 80 meters. No one antenna will do all sorts of jobs equally well, and to ask if one system is "better" than another frequently is nothing more than posing a meaningless question. QRPGuys Portable 80/60m Vertical Antenna This product has been retired. - Sigma Euro-Comm SE-X80 Vertical Antenna Radial Free Antnenna 80 to 6 Meters. Hustler 4-BTV HF (10/15/20/40) Vertical Amateur Ham Radio Base Antenna. Kit of telescopic aluminum tubes to make a vertical antenna for 80m or inverted L for 160m. Later, I put up an 80-meter dipole right behind the house, fed with about 30 feet of RG-8X, at about 20 feet, supported in the middle with the 20-meter vertical aluminum dipole (see elsewhere on this site). This item is currently out of stock. Microsoft PowerPoint - 40M NVIS Antenna…. ZeroFive-Antennas 43GP Multiband Groundplane 10-80 Meter Freestanding Vertical Antenna. Each Unun wound with Alpha 5856/7 PTFE wire. portable hf antenna all band vertical for amateur ham radio, 6-80 meter alpha fmj. ) just 25 g (peanuts) more than the originally 40m OCFD antenna. Portable No Tune End Fed Half Wave Antenna 80-10m. Wire-Beam Antenna for 80m 38 62. It's an 1/8 wave vertical on 160 meters also. JETSTREAM JTV680F, JTV-680F, 6-80 METER VERTICAL, NO RADIALS, FIBERGLASS. Tri-band Delta Loop Antenna for 80m - 40m - 30m 36 60. This is different from the original version. com is an archive of Rod/AC6V's webpages, and is no longer being updated. Updated 25-Jun-2006 12:40 [back to W1TR Antennas and QTH] [back to W1TR Home] The 80 meter vertical loop is constructed from #10 stranded insulated wire available in most hardware stores. SIGMA HF-360 XP HIGH POWER 1kW FIBRE GLASS VERTICAL ANTENNA 80 …. GRA-1899T multiband HF VHF (80m-6m) 3. The antennas are exactly the same diameter when comparing the sections of each antenna. For the past several years I have employed wire vertical groundplane antennas for both 80 and 40m, mounted a few feet from the ocean. In my quest to become active again on the HF bands, I constructed a wire loop antenna …. A 27MHz Ringo has been collecting dust in the shed for years, and after successfully constructing a vertical for 6 meters…. This article describes a 40M vertical antenna …. It utilizes an internal 9:1 UnUn and a BNC female antenna connector. The larger EF-ALLBAND-KW can be used on 30/17/12m as well. modifying the RCS-4s for 80 and 40. range 80 meter contacts and it is a reasonable performer for working DX, in spite of its compact size. MA8040V is a compact self-supporting HF vertical that delivers excellent DX-hunting performance on 80 and 40 Meters. 80-40-20-15-10-6-2m-70cm vertical 200W SSB (HF) 150W FM (6/2/70) 2. Dropshipped from GAP Antenna Voyager 160m 80m 40m 20m - 4 Band HF Multiband Vertical Base Antenna $545. DX vertical antenna for low-bands 80/160. This antenna is designed for installations with restricted space. anchored by 1/8 th inch Nylon rope at the 90 foot level with the ends of the antennas …. 5 MHz (80 meter) dipole, the 7 MHz current would be at a minimum (null) at the center feed point of the 80-meter dipole. 3 positions switch cw / rtty / ssb for 80 and 160 meters…. The 80 meter Delta Loop is mounted in a vertical plane. This added to my HF contest capabilities. On eighty meters I am using a quarter wave sloper antenna ("half sloper") with the feedpoint at 80' and sloping North. Conditions have been average lately so it has to get better as the propagation improves. The DX Commander or other 10 meter glassfibre pole, fitted with a Loading Coil. Portable Tri-Band Vertical Antenna 40/30/20m. Max Power:1500 Watts, Heig $369. You may feed this antenna with a 4:1 balun. XLGTa - Antenna Gain/Temperature and Other 3D Metrics. With this antenna (mounted vertically) I easily work transatlantic on 80m. four feet of ½ inch white PVC water pipe (10 ft @ $1. Evolving from a simple end-fed Marconi for 80m, this antenna design was created by Mike G7FEK (reproduced with. This is an End-Fed Half-Wave (EFHW*) antenna for 80/40/30/20/17/15/12 and 10m bands. MA-W5GI MYSTERY ANTENNA 80/6 METERS - $98. TUBE feed line chokes (coax line isolators) are convenient for insertion in the coax feed line at the antenna feed point or the station entrance and they include an optional ground lug and static bleeder for attachment to a ground rod. The formulas say to use a horizontal section of around 80-90 feet. One dipole for full band operation. This type of antenna radiates most of its signal at very high angles, which is perfect for using Near Vertical Incidence Skywave (NVIS) propagation to contact stations up to about 500 miles away on the 80 meter band. HYS Foldable Dual Band VHF/UHF 144/430Mhz CS Tactics SMA Female 15. 5 meters high approximately and accepts a. ARRL Antenna Book, 18th Edition. 38 meters, but I rounded off the length to 67 feet/20. For best results raise the Bullet matching unit as high as possible (use a tree or vertical support) and then extend the antenna wire horizontally or as an “L” (horizontal with vertical end drop). A Four-band "Tree" Vertical QST November 1995, pp. This is the best multiband HF vertical antenna that provides a balanced limited space base or portable OCF dipole type system, which maintains a relatively low and tunable SWR on 10-80 meters…. A Portable 75/40* Meter NVIS Antenna - with 3/2/'09 updates - by David B. The antenna loops over high small branches to provide springiness in the wind. Portable End-Fed / 80-6 Meters/ Dipole Antenna/ 300 watts This is a well built, quality items used to make this antenna. Line Isolation / Choke Balun: A line isolation balun isolates the antenna elements from the coaxial transmission line so that power is radiated by the dipole antenna …. MFJ-1792 SUPER 80/40 Meter Vertical Antenna. This HF multi band antenna for small gardens that works well on 80 meters Main bands (@~50 ohm) are 80m / 40m / 30m / 17m / 15m / 12m. They are especially useful on 80 and 40 meters where they perform well at modest heights. They use flexible copper strips which are extended or retracted depending on the desired antenna tuning. It's a great way to join new local nets and roundtables, explore the 75-Meter …. Here's how to turn a 30-meter quarter-wave vertical into a 5/8-wave radiator for the 12-meter band. It also works fine on all bands above 40m with a tuner, and even below 40m …. The following photos and writeup are the results. Read Online Vertical Hf Multiband Antenna V8 9a4zz Naslovnica Antenna …. End loading of the lower HF bands allows efficient operation with a manageable antenna height. Sweeping both whips with my analyzer, they react exactly the same. Propagation-wise it more closely resembles the 40 meter band. mast which holds three other antennas, viz. This is better than any stack of 80 meter yagi antennas in existence. high and covers 40m – 6m, and the LDG S9v18 antenna is 18 ft. 25 acre! Besides the verticals antennas …. 2) There isn't an antenna test range in my backyard. A dipole made from one Slinky each side stretched to about 15 feet end to end will have a broad resonance on 40m…. The Hustler 5-BTV is a five band trap vertical antenna adding 75/80 meter operation to the 4-BTV. I'm thinking of making a versatile 10-band, 80-2m Hamstick Dipole Antenna using two MFJ 1699T 80-2m HF Sticks mated to the MFJ-347 3/8"-24 dipole mount. I would like to install a parasitic director to the NE of this element for 80 and 40. Then, after reading one review, I recalled my earlier experience years ago, in 1980, when I put up what was then a strange new multi-band vertical …. DX Engineering 80 Meter Full Size Quarter Wave Vertical Antennas. The noise level on the vertical is a S-7 to S-9. A center-loaded squid pole vertical for 7MHz. JK Antennas will selectively and progressively make available most of the legacy Force12 yagi models such as the XR5. This improves the antenna's radiation pattern. Ranger RCI2970N3 300w 10-12 Meter Radio w. Use as a dipole, inverted V or upright V antenna …. 80 Meter Vertical Antenna - 17 images - kurz s home page ham shack, top band hams 22 different wire antennas for the 160, antenna for 40 80 160 mt ham radio youtube, two vertical antennas for 20 15 and 10 meter bands p49,. The antenna works so well on 30 meters …. 80, 60, 40M Double loop convertible (Cap Mod) These days my primary band for data communications is 40M, so my personal build is a collapsible, 2 turn loop, operating on 80, 60, 40m…. Homemade Carolina Windom antenna. It works just fine and dandy on 20 meters as well but I'd rather have a dedicated 20 meter loop for 20 through 10 meters…. One of this summer's projects was to put up a full-wave 80 meter horizontal loop antenna, sometimes called a "loop skywire". Squalo 2 meter, 144 MHz and 6 Meter, 50 MHz antenna. Connect feed lines (RG-8X or RG-58) to the two antennas. I have worked and confirmed enough contacts to apply for my first DXCC award. C1 is a compression trimmer or air variable capacitor with a capacitance of 80 pF for 80 meters and 500 pF for 160 meters…. 00 ) 200 - ft LMR 400 Flex ( Ham Radio Outlet $258. Add to Wish List Out of stock. A 5/8- wavelength vertical antenna for 30 meters. Add to Wishlist | Add to Compare; Cushcraft R6000. At the present time (Fall 2019) the antenna …. Affix the bottom section of the mast to the vertical structure with rope or straps. Only the 80-meter antenna will be broadband, but such broadbanding is not required on the other bands. Screw on the 75/80-meter resonator at the top of the 40-meter tube and adjust the tip rod in accordance with figure 8. 23 inches: 4: MFJ-1778 G5RV Wire Antenna 80-10 Meters – Authorized Dealer: 2. Included: - 1 Heavy duty mount and hardware - 1 Transformer inside an outdoor NEMA enclosure. Tip rod length is the only difference. When you go to buy your perfect vertical antenna…. This projects was developed as a result of experiments to become QRV on 80 meters, again, using the little balcony. The bandwidth on 40 meters is approximately 200 KHz, and on 20 meters approximately 250 KHz. There are basically 3 alternatives to extending the 80 meter antenna to 160 meters, to convert what is a λ/8 vertical to an electrical λ/4. Unfortunately, on the low frequency bands (80 and 160 meters) it is increasingly difficult to get good DX performance from a dipole due to the problem of getting the antenna …. A horizontal 20 meter band dipole at 10m height. Great outdoor HF antenna, designed by BD7JPC quality materials used Stainless Steel, Bronze and FiberGlass powerflex mast sections. PART 9: MCQ from Number 401 – 450 Answer key: PART 9. With difficulty, it could tune 15 and 17 meters, and my LDG tuner could force it to work on 80 meters, but the amount of energy actually going out the antenna was pitifully small. Instructions provide for two-level mid and top guying. TAK-tenna 80 to 6 meter Multiband Antenna…. Butternut HF9V antennas work nine popular bands--80 through 6 meters--with an extremely efficient vertical radiator that's only 26 ft. This is a top-loaded 80/40 meter vertical which replaced my Butternut once I installed a tower with a beam, and no longer needed a vertical to operate above 40 meters. Chameleon Vertical Antenna - 10-80 Meters. Vertical Collinear (40m) Vertical Co-Phased Collinear for 40m. 5 MHz (80 meter) dipole, the 7 MHz current would be at a minimum (null) at the center feed point of the 80-meter …. Super Vertical 40/80/160 Vertical-Array by IZ1RFF. The dipole antenna fits these require-ments admirably and is probably the most widely used antenna of all. This Multi Band Dual Pol Omni Antenna covers all the bands for 2G, 2. Now $599 SOLD OUT! Place your order with deposit for earliest availability! Deposit is requested only when Diamond confirms availability W-8010 80/40/20/15/10m multiband trapped dipole/inverted "V" combination wire antenna…. AS-2L-80 - Two Element Array System with controller 80 m. Another convenient feature about this antenna is that it fits optional mast pipes that have a diameter between 1 and 2 inches. So after a little more reading and research, I decided to give it a try and ordered the Hustler 6BTV antenna which would get me on 10, 15, 20, 30, 40, and a narrow portion of 80 meters. Full-wave loops are very popular antennas. The antenna is guyed at the 30' foot level and the top. The antenna is a shortened vertical, supported by a 20' telescoping fiberglass pole. This multiband vertical designs provide 9 band coverage encompassing the 6, 10, 12, 15, 17, 20, 30, 40 and 80 meter bands. This highly efficient end-loading 1/2 Wave vertical covers 10 bands: 75/80, 40, 30, 20, 17, 15, 12, 10, 6 and 2 Meters. It is worthwhile to note that the gain of this 1/4 wave vertical, which takes more wire and much more space than any of the vertical H antennas, is only 0dBi at a takeoff angle of 30 degrees. Impedance: 50 Ohms Socket: SO239 VSWR: 1:5:1 or better with an ATU VSWR: Without a tuner depending on installation 80m (3. An antenna mast of 12-meters gives us a resonant frequency too high for the 80-meter band. ANTENNA LENGTH 1 WL (meters) = = Lambda (λ) 300 F MHz. 25 INVERTED-Ls and LONG WIRES Similar to a Vertical …. The antenna covers the 40 meter, 20 meter, and 15 meter …. A friend gave me a Butternut HF-2V 40 and 80 meter vertical antenna to play around with; This antenna is a full-size quarter wave on 40 meters and it is 1/8 wave on 80 meters…. Can hang antenna; Easy installation; 10-80 meters long; Cons. The SlinkTenna is a compact, quick deploy, portable, helical ham radio antenna. every antenna installation regardless if it's a simple vertical, dipole or a multi element parasitic array such as a Yagi. Picture above to the right and left are another view of the 80/40 meter coils Here's how I mounted the vertical antenna. The classic AV-18AVQ is back with improved design including three separate air dielectric Hy-Q traps for 10 through 40 Meters. The 80M station usually runs a Yaesu FT-1000D driving a homebrew 4-1000A. Because of this restriction, even the best Part 15 compliant antenna …. Posted date: January 26, 2020 in: Antenna. The 80 meter loop is the antenna I would recommend to any amateur radio operator for the low bands. Ham Radio Antenna SE Hf-360 Fibre Glass Vertical Radial 80 to 6 Meters. 80m Projects - Vertical Antennas. Another very effective DX antenna is a ground mounted half wave length vertical antenna as shown below (fig. Super wide bandwidth means more time operating ,and less time stuck on a frequency your trap vertical is tuned for. Learn how an antenna can improve your reception. The loop is an inverted vertical …. A second advantage of lowering the antenna …. MY BIG VERTICAL ANTENNA PROJECT This memorandum describes my Fall antenna project, specifically a DX-Engineering, Model DXE-MBVE-1, 43 foot mono pole vertical antenna. 5 • Very windy! The 160 m Inverted -L tied to tree came down often • ~ 250’ - 300’ ground slope from JA to EU • Two towers and trees only 65’ – 80’ tall • 80 m and 160 m dipoles did not perform well– too low? • 30 ground radials (~ 50’ each) installed for eventual vertical …. Specifications: Coverage: 10, 12, 15,17, 20, 30, 40, 80m Max Power: 1500 Watts PEP Input Connector: Lug Height: 18 feet Weight: 4 pounds Wind Survival: 80 MPH Mast Size: 1. This vertical dipole is smart, all band, stealthy for HOA, No Radials design. 5% offset from one end, will give access to all HF bands from 80 meters up to 10 meters. Hustler 4-BTV 10/40M HF Vertical…. I have purchased two additional antennas and another model from him, all with the same results. Like AV-680 vertical antenna but just 25. Having had little luck with an end-fed long wire on 80M novice CW, I erected a commercial 80 …. I started in electronics when I …. Vertical antenna nearly always has the advantage on a DX contact due to its excellent ground radial system and low angle of radiation. Also, DX Engineering’s 160 Meter Thunderbolt Vertical Antenna, which comes with a custom-designed capacity hat system, checks in at only 55 feet. 80 - Inverted Delta Loop Antenna for 160m. First, I used a perfectly tuned 80 meter dipole to add the 40 meter antenna under. It is a full-size 40 meter 1/4 wavelength vertical, with from four to eight. Antenna was originally a 66 foot (22+44 feet) horizontal with 25 feet of 450 ohm LL vertical. Can be adapted to work on 160 meters by adding additional 6. 235 20 meters (with the added element) is2. 0 average based on 3 product ratings. Stock availability and shipping volume can delay shipping. 10m alluminium tube, 12m fiberglass mast. Sigma Euro-Comm SE-X80 Vertical Antenna Radial Free Antnenna 80 to 6 Meters. Loop antennas have always fascinated me. 00 80&40 meters double bazooka $163. The SWR is low enough that I don't need to use the antenna tuner in my Icom PW-1 amplifier (which is a good thing since it is broken). I am using it as a sloper with excellent results. By tapping the coils with the fly leads, and moving the hoseclips up and down , to stretch, or compress the coils , I eventually got resonance on 80m and 40m. One terminal of the UnUn is connected to a good ground and the other to the antenna wire. Buying Considerations of The Best HF Vertical Antenna. On 40m, the RF "sees" the lower coil as the high impedance path, and so goes via the capacitor to the upper coil, and on to the rest of the vertical. This vertical antenna has no lossy traps or coils to burn up. I now have individual 80 and 40 meter NVIS antennas. Number one is the height issue. My vertical using a Wolf River coil and a 102" steel whip is the only antenna that has allowed me to talk across the Atlantic. End Fed 80 - 10 meters HF Multi Band Antenna 600 watts 9:1 unun with Kevlar wires. One end connected to each lead of the feed line. The classic Butternut® HF9V Nine-band vertical antenna operates on 75/80, 40, 30, 20, 17, 12, 15, 10 and 6 meters. The 80 meter loop is really designed for 80M and 40M. Great deals on Vertical Antenna. B On 80m 6-9 cm will shift the resonance 70-80 KHz. These are pretty easy to make, even for 80 meters if you have a suitable tree available. This is not a bad compromise considering the low angle that is achieved. AR450 Vertical 440 MHz: ARX2B Vertical 2m: ARX450 Vertical 440 MHz: MA5V Vertical 20/17/15/12/10m: R-8TB Vertical Tilt Base: Diamond: X 30A Vertical 2m/70cm: X 50A Vertical 2m/70cm: Elk Antennas: 2M/440LP5 Log Periodic 2m/70cm : Gap: Mounts Tilt Ladder Mount: Hustler: 4BTV/5BTV HF Verticals: G3-144 Vertical 2 Meter : Maldol: HVU-8 Vertical 80. After my DX-88 died in a winter storm, I have decided to give the Butternut HF2V a try. MFJ Enterprises Original MFJ-1778M G5RV Junior Wire Antenna 40-10 Meters, 52 Ft Long. This article describes The bottom of the clip-lead is connected to the bolt at the bottom of the 80-meter coil. The 80 meter array had seven radials from 100 to 135 feet long beneath each antenna. There are separate loops for 160m, 80m and 40m. 5', 20 meter homebrew vertical …. Requires an Optional length of coax cable with PL-259 Connector installed. What I've come to fine out is that the 75 meter band is much quieter to listen to using the loop. Home Brew 80/40 Meter Vertical Antenna I once own a butternut antenna and sold it. View the manual for JTV680F Fiberglass construction. This is the base of N9MW's vertical. 80 Meters We have two delta-loop antennas systems for 80 meters. serving ham radio since 1982 > Largest Ham radio. Be prepared and able to communicate in case of emergency with the largest selection at eBay. One of the simplest antennas to have, and to model, is the quarter-wave vertical. To find the best hf vertical antenna for your needs, be sure to consider the virtues of each antenna against things like space, accommodations, and any other relevant restrictions. The simplest idea of a groundplane antenna is that you take a quarter- -wave vertical …. Now, do I inductively load the antenna …. The designer of this antenna, W1FV, describes the details in a four page writeup. The vertical section (the “feeders”, ladder line, window line, or twin lead for 80…. Low ohmic resistance due to the small physical size combined with system impedance transformation and capacitive input coupling provide radiation resistance corresponding to an efficiency of about 85 percent. This antenna is a full-size quarter wave on 40 meters and it is 1/8 wave on 80 meters. I chose 58' for Mid 80 Meter Operation. A slingshot, fishing line, and a sinker to launch the horizontal. If you do not see what you are looking for here, please contact us for customized orders. Traps for different bands can be combined onto one dipole to create a single antenna tuned for maximum gain on all your favorite bands, from 160 to 10. Verticals antennas do require a lot of room for properly working due to the large amount of radials measuring at least a quarter wave. The current distribution for 80 and 160 meters. Cebik W4RLN) seem to point to best performance on 40-meters at 0. The length of the 50Ω coax may help or hinder a match. I am using the TAK with my FT-920 and the internal tuner easily handles the TAK from 7010 to 7250 with the center freq at 7. No need for a tower, rotor, and beam to get rare DX or be competitive. We spend 100 hours ranking 10 Best 6 Meter Antenna seen on Wirecutter, Consumer Reports, Reddit to find the Top Rated. If the loop is in the shape of square or large rectangle, the SWR can be below 2:1, but will not get much below 1. My final 80 meter wire antenna design is simple and it works great! 1 - 20 ft Flag Pole Kit ( Lowes $150. Antennas at this frequency are large: A quarter-wave vertical, for example, is approximately 65 feet (20 meters…. 1 MHz, it is between the 40 and 20 meter bands. The key design feature that makes the DX-88 this flexible is the adjustable capacitors that eliminate many of the tuning problems with other verticals. In tuning the antenna, the 30m band was easily tuned. Super wide bandwidth means more time operating ,and less time stuck on a frequency your trap vertical is tuned. 25ft Tall , Has U-Clamps to Attach To Any Optional Mast Pipe. The X80 is an end fed aluminium vertical antenna, capable of allowing the user to work 80 meters through 6 meter bands using an ATU, also not requiring any counterpoise and can be fed using coax cable. Can be fed on anywhere along the loop. 130 - Earth-Mover Inverted-V Antenna for 40m. These capacitors can be put in parallel with the tuning capacitor with an alligator clip whenever I want to work on 17 or 20 meters. Mount triangles point down and feed at bottom. Creating stealth wire or vertical antennas for a single band is relatively easy. COMA freestanding vertical for 80 meters ,It is a full 1/4 wave 67 foot tall. A loading coil and an effective radiator is used for 80 meters …. With an antenna tuner, you can operate 12, 15, 17, 30 & 60m bands with ease, where most built in antenna …. Also, an optional base load coil option is available to extend band coverage to 60 and 80. SIGMA HF-360 XP HIGH POWER 1kW FIBRE GLASS VERTICAL ANTENNA 80 TO 10 METRES. It is well known that vertical antenna is suitable for DX work because of low angle radiates, so that 20M, 30M and 40M - whole band on 80M - 80 kHz Antenna gain: 0 dBd Diagram of radiation: Omni-direction Polarization: V Conclusion Advantages of V8 - 9A4ZZ multiband antenna comparing to commercial antennas …. Evolving from a simple end-fed Marconi for 80m, this antenna …. How good is a G5RV and how do they work? Ham Radio Antennas. eu Specification Frequency TX: 80-6m (3. 8MHz and it will tune to most other amateur bands with an ATU. 80 METER FRAME ANTENNA by Harry Lythall - SM0VPO. Antenna for 80 – 10 Meters Bottom Line The EFHW-8010-1K provides an easy-to-deploy antenna that can be operated on all HF bands, except 60 meters, with a low enough SWR to be used without an antenna tuner on most bands. For use on 160, the 80 meter dipole becomes a T-shaped (top loaded) vertical radiator, fed against ground. The LDG S9v43 antenna is 43 ft. Very Low loss & high-performance for ham radio 80-6M Dodecanese, Israel, and Cypress on 80 meters and 4 bands and 3 modes for VP6R on Pitcairn. The 160 Meter add-on kit should be used with a ground mount only. On 80, 60 and 40 meters the antenna operates in NVIS (Near Vertical Incident Skywave) mode. 00 ) 2 - PL-259 Amphenol Connectors ( Ham Radio Outlet $4. With my IC-703 it tuned 80 through 6 all well below 1. An antenna 3/4λ high has an angle of radiation of, about, 20 degrees, the angle rises to about 40 degrees at 0. A diagram is shown in the figure on the right. Please note: Due to the size of this antenna, additional shipping charges will apply. A year later, I started phase-two. 0 Directional tuner free antenna are available here. But, I found very few antennas out there that met the one key requirement for ALE a resonant vertical with coverage of the 80-40-20-30-20-15-12-10 meter ham bands, without need for a tuner. Or contact us at [email protected] capacitance hat and a high-Q coil and features a full size quarter wave. L-Vertical Antenna for Nearest Objects for The 40- and 20- meter …. Page 121 of MFJ new 2013 ham catalog Hy-Gain's PATRIOT HF vertical antennas are the best built, best performing and best priced multiband verticals on the market today. 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