11 meter moxon antenna calculator


When I first started working on my 11M CB base station, I knew I had to 10/11 Meter 4 Element Hybrid Moxon Rectangle Materials: 3/ 10 foot lengths of 1/2" schedule 40 electrical conduit 13 fiberglass rods or 6 non conductive poles for each end of spreaders 2 mm/12awg bare copper wire solid zip ties nylon chord duct tape 6 u bolts 6 SS hose clamps (smallest you can find) Nov 21, 2018 · Moxon Calculator W4/VP9KF - Online Moxon calculator ===== I built the antenna in the attached images using some plastic cardboard material like the political yard signs are made of. Indoor VHF Antennas. It allows the average amateur to compete with the big boys for DX and without spending your retirement to do so. Fold Back Towards. This calculator is designed to give the vertical length (height) of a particular antenna, for the frequency and wavelength chosen. 76 cm (55 inch) These calculation are made for 12 gauge wire using L. pdf - 3. Constructed of 1/2" and 3/8" hard drawn 6063-T832 aluminum tubing, 6061-T6 aluminum, UV resistant PVC, and stainless steel Best 11 Meter Beam Antenna October 19, 2018 - by Arfan - Leave a Comment The ultimate to 11 meter cb antennas build your own wire antenna pd9z 4 el 20m yagi long boom sp7gxp the best hf antennas for your station 7 el 11m yagi Dipole Antenna Calculator. The Moxon Rectangle was first introduced by Les Moxon, G6XN during the 1950's. If you go more than 4  11MOX Monoband MOXON Antenna 11m. This does NOT take into consideration the type or size of horizontal reflectors, of even if there is a need for them. ing and receiving antennas may result in weak signals or no signals at all. This is a director-driven (for max gain). HF Yagi, HEXX Beam and Rotatable Antennas. Jul 21, 2015 · Or you can mail donations to Henry Shivley at P. eski manken olan ve sonrada çok sevdiği bir adamla porno evlenme kararı alan aşırı seksi mature evlendiği adamın sikiş çok efendi bir oğlu olunca kendi üvey oğlunu sahiplenir ve bir porno izle mesafeye kadar onunla ilgilenmek ister Uzun bir süredir porno sevgilisi olmadığını öğrenen mature daha This item Falcon 2400 Watt 11 Meter Dipole Cb Radio Base Station Antenna MFJ-1778 G5RV Wire Antenna 80-10 Meters - Authorized Dealer B005OEA88Q Coax Cable Connector - Coaxial Cable Connector - Antenna Cable - RG8X Coax Connector - RG8X Coaxial Cable - UHF Antenna Cable - Male To Male Cable - Coaxial Cable 100 Feet - 30. HF Antennas for All Locations. Box 964, Chiloquin, OR 97624. 43 cm (150 1/2 inch) B – 57. Switched back to the Moxon and no problems with copy. Basic Moxon 2-Meter Properties The Moxon rectangle is a parasitic 2-element array with the ends of each element folded back towards each other for additional coupling. 100, rising to 2:0 at 18. As with all "beam" antennas, performance characteristics of a Yagi antenna are front-to-back ratio (F/B, a. com article by John Reisenauer (KL7JR) titled Simple and Inexpensive Dipole and V Antenna Mount. 34 foot L. B. By using 4 fiberglass "arms" (spreaders) and wire elements, Dick was able to design a wire beam that was both robust and functional. The calculators for other antenna types such as parabolic,horn,dipole and patch are also mentioned. The idea is to get an small antenna, this is a great solution. 000 visitors I closed www. Europe setting: 7,00 - 7,05 - 7,10 - 7,30, 1,5 - 1,15 - 1,4 - 1,  Moxon Calculator. 82 feet 6. MoxGen will show you the dimensions and (optionally) generate an antenna model file for a 50 ohm Moxon Rectangle antenna, given the design frequency and wire size. The MFJ-1890 is a lightweight aluminum antenna designed to operate in the 10 meter band and we had hoped that with a little messing around we could get it to tune to the 11 meter cb band. 2 A 6 Meter Moxon Antenna Discover 6 meters for the first time or enhance your existing operation with a rugged but portable version of this novel 2 element antenna. Product Dimensions and Weight The antenna has a very low VSWR across the whole 20 meter band and the front-to-back ratio is still about 18 -20  Here we have collected some links to building instructions of 11m antennas on the WWW . This antenna is made for the DX'er or Contester that is looking for an antenna to work across the globe. A friend of mine (Ham & SSB Nut) bought a MFJ-1895 Moxon antenna designed for 15 meters. Se flere ideer om Prosjekter. All of my J-Pole and Slim Jim antennas are constructed out of Type-M hard copper tubing. Place a 1:1 Balun on the Antenna end of the Feedline. It takes its name from the amateur radio operator Les Moxon ( amateur radio call sign G6XN). The antenna is designed to be fed with 50 or 75 Ohm Coax Cable of most any length with a Balun. This antenna has a very good F/B and bandwidth (works from 27. 2 Meter Moxon Beam antenna that covers 144 to 148 Mc. We use an interpolation approach. 2019 - Utforsk denne tavlen til sverreholm på Pinterest: «Moxon antennas». Enter the desired frequency then click on Calculate and the optimum values for that combination will be displayed in feet, inches and fractions of inches, and in meters. We all seem to enjoy the older CB radios. Only 28. Cebik-Antennas An-Ten-Ten-nas: a series of articles for 10-10 News. 1: A. 150 = 64. s. Gain (dBi) **, 10. 00 ** The JK402 is a short boom 2 element 40m Yagi that has excellent gain and F/R. 26CT1234 14,869 views. The small ground plane was another scratch build out of a need for a scanner antenna. Price : US$1,785. Last winter I found one of my old logbooks, where this antenna was scetched on the back. Under testing. Here we have collected some links to building instructions for 11m antennas on the Internet. 04 feet 4. moxonantennaproject. It's compact design reduces the area exposed to wind so the antenna can be mounted, without a tower, in a TV antenna mount, and turned with an inexpensive TV rotor. Electromagnetics Code Version 2 (NEC2) [11] is modified following values for the geometrical parameters in Fig. An antenna needs to be tuned to a particular frequency. He lives in the West part of Ottawa in Kanata and I live in the South in Greely so to improve the link between us Greg constructed a 2m Moxon. 11 Jun 2014 The first step in building my Six Meter Moxon was to calculate the dimensions. conventional Yagi but you get the same gain and caracteristics. At 28 MHz antenna gain up to 9. Ordered only on customer request, down payment required,  7 Jun 2012 On some antennas the ground conditions, dielectric constants and When it comes to the moxon, this antenna is no exception. com/moxon/moxgen. This is roughly 64 feet 4 inches. Frequency of Operation: MHz: Diameter of wire: mm: A: feet Wire Antenna Calculator. will decrease both the boom length. 2 ft. Nov 17, 2019 · The Moxon Antenna Project will fill you in with a great calculator with which you can design your own in wire or tubing elements for any frequency. Yagi Uda Antenna Calculator. This calculator is designed to give the critical information of a particular beam antenna, in this case a three element Yagi, for the frequency chosen. 02 KB Web Pages on Packet Radio. 50 foot ground radials Five Eights wave Vertical is: 12. The second antenna I created was a 5-element yagi, which at its design frequency has a gain of over 11 dBi and a front-to-back ratio of about 16 dBi. AA7LV Rating: 2009-01-14; A GREAT ANTENNA AT A GREAT PRICE! Time Owned: 0 to 3 months. 06 cm (28 1/4 inch) E – 139. I then realized how bad my dipole was on 10m and wonder what I had missed over the past few years. Dimensions 10,2 * 4,0 meter, the aluminum boom is only 8,7 meter, gain 11,07dBi. Requires antenna tuner. There has been an increase in new licensees lately. Collectively we have all drawn on the experience of Les Moxon, G6XN, and his work to transform the VK2ABQ 2 element Additionally, this article deals with the 20 through 10 meter part of the HF spectrum. High. Finally, a mast mount version of the 11 meter "collinear" CB antenna is available. Dipole. This antenna is made for the DX'er that ís looking for an antenna to work across the globe. I had tried several different variations of indoor wire antennas for 2 meters but once I built the Moxon I was able to use a gain antenna with some directional characteristics. (Best bang for buck (ARRL)). 5mm wire) and a 5 or 6 element Moxon for 6 meters. The 40m Loop antenna Ed, VK2JI (This antenna is also known under the names "Sky Loop" and "DX-Buster" and is very similar to a horizontal delta loop). we like to inform you as much as possible (with the knowledge we have) about antennas. “Why and How Antenna Ideas are Conceived, Computer Simulated, » Silent Key, March 11, 2004 Moxon. No other omni directional CB antenna can come close to the gain of this antenna. A block of wood with a slot cut in it serves as the base. W4RNL Antenna Options. 88 ft and 44 ft are popular lengths. This is a true unbalanced antenna, with a feed Double Bazooka NVIS Antenna Calculator. Luckily, we’re close enough that I can still have reliable contacts with him using a home brew 2 meter Moxon Antenna. 5-6 dbi of gain and a 25db front to back ratio. ) #12 AWG 400 Ωladder line 29. If you view the various antennas in the What’s New section on the homepage, you’ll see what we mean. The rotating mast is made of an 18 inch piece f 1. 7 dBi can be obtained. Forward gain almost identical to that of a two-element Yagi but with better F/B ratio. 1alpha. J. You’ll recall my Moxon Beam for 15 meters that’s done such a great job on that band. Apr 22, 2018 · The next step was to get the Moxon up in the air and put the Sark-110 antenna analyser on it. Feb 02, 2012 · This antenna is a plumbers dream. . The coaxial feed point is a UHF Female (SO-239) connector Find Diamond Antenna A144S10 Base Station EAntenna Moxon antennas are characterized in carrying out the idea of its designer, Less Moxon, G6XN. and swears it kicks butt! Before I go buy one and convert it. than the simple 2 element Moxon. In the case of 29. The following article is based on a HamUniverse. Les was looking for a compact design for the HF bands when he asked the question: what if I fold in the ends of a dipole antenna to reduce the amount of space an antenna occupies. Here's some quick tips and tricks that may help you get on the HF bands with an indoor antenna. Jun 28, 2019 · Moxon antenna Last updated June 28, 2019 Moxon-Antenne for 20-m-amateur band Moxon antenna for 144 MHz. There are a variety of applications and online calculators that will  315-316 Arm length 6' 2" 6' 0" 5' 9" 5' 11" Perimeter length 34' 9" 33' 11" 32' 6" 33' 5" Finally, where does the VK2ABQ/Moxon antenna fit in the world of miniature or On 10 meters in the U. Moxon (1993). . But also wire antennas, bobtail curtains, c-pole and hentenna. So I build the thing to the measurements, take it out to the back yard and get it up - and the SWR is 7. And of course, our philosophy solid antenna to any inclement weather. Also covers 30-17 . 7 ft. Once you have your antenna elevated and away from any nearby metal objects (such as aluminum siding and automobiles), place an SWR meter in the line between your transceiver and the antenna. and its chosen spacing. It is not necessary to understand all the terms and theories described to buildRead More The JK402T is a 22Ft boom 2 element 40m Yagi that has excellent gain and F/R. Last update 12-04-2013 : Added 3,60 DX-Beam 11-3el Yagi and the 5,40 5el WULF in “eznec battle. 51 - Short Dipole Antenna for 40m - 80m - 160m . A 2 element MOXON antenna for the 11 meter (27Mhz) Band. nl down and made it a mirror site linking to this page. The formula and basics of Yagi Antenna Calculator are also explained with example. A – 382. pdf - 274. As shown in Figure 1, the present antenna is designed for broadband 6 meter service using vertically Tuning your antenna. The hexagonal beam (or known by many as the hex beam) has become a wildly popular antenna. Everything looks great. 5inch boom on 10/11 meter band. My first concern was the effect of the additional wire on the existing 6m band, but my fears were quickly alleviated when the SWR measure was found to be 1. 40 meter mini moxon beam antenna at w7xa the moxon rectangle 433 5 mhz 21mhz 15m moxon rectangle building the 6 meter moxon antenna kb9vbr j pole antennas a pact 10m beam Jan 11, 2016 · mfj-1890 10 meter antenna modified for cb bandso light any light duty tv rotor will turn it and it"s really wide band with low swr. Amateur Bands. 67 feet 5. 5 MHz at less than 2:1 VSWR, providing coverage of CAP frequencies too. Diamond Antenna A144S10 Base Station Yagi Beam Antennas are very lightweight and broadband. -Yagi for 50 MHz We raised it out of eye-poking height @11' and spun it to face SW-ish for tonight's NA SSB Sprint On the MFJ it was 1:0 at 6. Match to. Gain (dBd) *, 3. The Wire Size can range from 16 AWG to 12 AWG. Build a 17 Meter Reduced Size Coaxial Moxon Retangle. Moxon antenna design calculator online! Cubical Quad Antenna JavaScript Inches and meters Javascript Wavelength Calculator By K7TJO wavecalcu. Typically has 6 db (approx), over any other 5/8 wave antenna. It is a directional antenna that provides great performance and does not require a full scale, expensive tower. First, I must say that setting up a base radio (11 meter) and accompanying antenna is a new hobby for me. One Another. Cebik, W4RNL. Resources listed under Moxon Antenna category belongs to Antennas main collection, and get reviewed and rated by amateur radio operators. So decided to obtain the needed formulas, and make this calculator software. com ). J-Pole Antenna Calculator. O. The larger the wire, the wider the bandwidth. Jun 14, 2012 · MFJ-1890 10 Meter Moxon Antenna (Tested on 10 meters & 11 meters/CB Band) MFJ MOXON Quick Look From CBRADIOMAGAZINE. 335664. For example, the antennas shown above are 8-1/2 feet long, because 8-1/2 feet is a quarter wavelength on CB frequencies. After all, mounting a 40 meter antenna one half wavelength above the ground would place it at Additionally, this article deals with the 20 through 10 meter part of the HF spectrum. The program is based on an algorithm developed by L. php 8271 Bytes 12-02-2018 11:22:38. Genesis – Birth of Antennas 6 Meter Moxon Beam The theory works for ANY frequency you choose, from below 160 meters to way above 440 MHz. super yagi, 2 element yagi. 200 comparing to ground mounted vertical signals were equal with much less noise on Moxon Completed first contest on the Moxon! 2 Element Yagi - 11 metres Antennas 2 Element Yagi 11 or 10 metres. Because of constrained resources, amateur radio log-periodic antennas often are limited to values of. 1. Moxon antenna [1] is basically a two-element Yagi-Uda antenna [ 2 ], with a bent dipole element to reduce its height and is commonly preferred antenna for HAM operators due to its size, forward gain and wide band impedance match. 160. Apr 12, 2011 · Homebrew 2m Moxon. The next weekend was the CQWW CW contest, and I decided to do a 10 meter single band entry since I now had a directional antenna on 10, but not on any other HF band. 11. Barry Shackleford, W6YE 1Notes appear on page 00. Mountain Thunder CB Radio Group is a group of CB SSB operators that started in the Pacific Northwest, Washington State. Our results are optimised for gain, but The DK7ZB-Dualband-Moxon-Beam for 10 m and 6 m One feedpoint with 50 Ohm for both bands! This Minibeam has for 28 MHz 2/3 of the dimensions of a fullsize-beam and is an open-sleeve-fed 2-El. Fo. 47. VSWR. These initial steps into developing a tri-band antenna around a 20-meter Moxon tend to stop short of something truly satisfactory. Multi-band with antenna tuner. Stressed Moxon Gain Over. Use our simple calculator to determine approximate dimensions of materials needed to build a 3-element Yagi/Uda antenna, and then shop for your needs on our other pages and select from our inventory of aluminum, fiberglass, coax, connectors, and other parts and accessories for amateur radio and other radio applications. The 2. There are usually four radials, three being a minimum, but you could use up to six. Cebik, W4RNL L. The closest I could find is a 3 element for 10m (built with 1. The Moxon with a RF choke. The following program will calculate the lengths needed to construct several popular wire antennas. Indoor Antenna Operating Tips. Beam. A well designed yagi hasRead More Oct 19, 2014 - The Moxon Beam by DK7ZB, moxon yagi, moxon antenna. This program has been derived from a public domain BASIC program written by L. 49 feet 2. 14 MB antenna and use the nearest tree branch to hoist it 5 to 10 feet in the air. Topics: antenna, design. Dimensions can also be used on lower 28MHz Amateur Radio operation band. This site is dedicated to providing information about the different types of antennas we manufacture for the Citizen Band Radio and 11 Meter DXing. If you wish to visite them, I believe they still are availible on www. ( The 80 meter version was used for Field Day 2006 in Olympia, WA by the Olympia Amateur Radio Society) If it really has 11. S. Simple enough. The HB9CV antenna is smaler than a 3el. This antenna was published in The ARRL Antenna Compendium, Volume 2 in 1989 (pages 58-60). These antennas may be mounted horizontally for chasing SSB DX, or vertically with an optional DMN-KB144 bracket for talking to mobile/repeater operations. a. I built a 2 meter 4 element Moxon-Cell Yagi that match the. Antennas igualable small dimensions and gain a 2 el. The average center frequency of 40 meters is 7. They feature 10-elements and up to 11. 5:1 or less VSWR. 10-Meter MoxBeam, KG4JJH 1 of 12 10-Meter MoxBeam Build this Moxon antenna using some unique materials & be ready for Solar Cycle 24 was excited to read on the Amateur Radio News1 that “the recent appearance on the sun of two so-called "backward sunspots" may mean solar Cycle 23 is drawing to a Building and experimenting with antennas can be an interesting part of the radio hobby. If we are building a 2 element quad we would need to use a 2:1 ratio balun because the feedpoint of impedance of the 2 element quad is around 100 Ohms. Cebik Moxon Calculator tool. There is no way either antenna will be bothered by the other PERIOD! I have performed more tests on the two meter band, but lacking the proper equipment, the results are merely qualitative and rely upon the uncalibrated signal strength meter of my 2-meter radio. Frequency in MHz. Specifications • Forward gain in free  And you will find information on gain, front to back (F/B), beam width, propagation , height versus take On this web site you will find mostly 11 meter antennas. Learn how dipole and inverted V antennas work and how to build an hf antenna. I may be able to mount it as high as 20 feet AGL before visability becomes an issue, roughtly 1/2 a wavelength on 11 meters, but I said 17 feet as a more probably number, and the extra 3 feet probably will not gain much. (sorry no shipping outside UK )due to costs and losses. 70MHz Quarter Wave Ground Plane Antenna I had a dipole up for 4m previously ( see here ), which worked fine, but was quite ugly on a 1 metre boom arm. 17824. So Links to moxon antenna resources category is a curation of 69 web resources on , The GW3YDX Super Moxon Antenna, Moxon Rectangles, GSM1800 Moxon Square Antenna. 8 pF and it would be perfectly matched to 50Ω. 1/2WL Yagi. Share your thoughts. all relate to eachother these figures are never all high at one point. #!/usr/bin/perl -w # # Moxon antenna dimension calculator Moxon Calculator KG4ZOW Download source code for this program Moxon algorithm and diagram are The Gamma match is the most used matching device used for yagi beams. What if I put here a ferrite choke right on the braid, or, possibly better, make a trap with several turns of the cable with trimming capacitor (e. This beam is a 2-Element-Yagi with radiator and reflector and reduced size to about 75% of a normal beam. will decrease the boom length. 4:1 @7. S11 of our 'photo-model', designed for 2. Choose from top-brand HF Yagi, HEXX beam, and other rotatable antennas to meet your high-frequency needs. to 151. #N#J-Pole_Antenna-Designer. I'm a complete newbie. its not really apparent from the photos but its also out on an arm from the mast. 11 KB Western Union and the Railroad Telegraphers. Operating the loop at 18 and 25 MHz by changing the length of the ladder line PRACTICAL ANTENNA DESIGN pig tail, cutting aluminum tubes and using an SWR meter. 5. I get 11 dbi on 2m and 12. If you have tried the Moxon Generator program to design a Moxon Rectangle, then you are familiar with the Moxon antenna. MB-11 is lightweight, less than one-half the weight of an ordinary three-element beam. Aimed South-west. Nov 23, 2010 · 15 Meter Moxon Beam in Action Moxon on top of the 20 foot painter pole extension Moxon in the air — note the PVC pipe that feeds the driven element with coax Fishing poles glued to paint roller extensions, which mount into the Moxon center Moxon fishing poles and mast, 2×4 assembly holds it up! My 2 Meter 6 Element Super Duper Moxon Antenna By Stepehn Binns WB8AHT A Modified HAARP Antenna by Phil Simpson M0PXS A Modified Super Moxon Antenna by GW3YDX This 2 meter antenna has 2 characteristics that make it a very favorable antenna to have. In simulation, my Moxon-Cell Yagi feeds. This page covers 3 element Yagi Antenna calculator. entire 2meter ham band so well, the reflected power back at. 67 foot ground plane Three Quarter wave Vertical: 14. Jul 13, 2012 · moxon antenna for 11 metre band 68WR048 Marty. Wire Diameter. I wanted to make something simple that would be reliable and not require a balun or any impedance transforming, so I decided to build a quarter wave ground plane antenna for home. Remember, though, that 10m F2 openings are a ways off at this point of the solar cycle changeover so if you really want to work dx I'd try 20 and 40m instead. 11 meter 5 element beam Yagi (27 MHz). Plans by N0KHQ. 14 MB EAntenna Moxon antennas are characterized in carrying out the idea of its designer, Less Moxon, G6XN. com. The antenna is an ARRL Handbook design. described Moxon VHF/UHF satellite receiving anten-nas. incl. The measurements below are for building a Double Bazooka Near Vertical Incident Skywave (NVIS) Antenna. This quad has #12 AWG copper elements. I had to change The original design because it probably was designed for the 10m Amateure band. 09 cm (154 3/8 inch) Aug 30, 2013 · I came across an interesting and useful free little program, to calculate the relevant dimensions, for a directional rectangular antenna. Enter the desired operating frequency in megahertz to get a good starting length for a dipole in both feet and meters. I have been looking for a compact directional 20 meter gain antenna that I could easily install at my QTH without spending an arm and a leg and having to install a 50 foot tower. For the full length of the antenna enter the following formula into a calculator. Most parts are available on the World Wide Web or at some larger hardware stores. (3/2 λ) doublet with 31 (1/4 λ) ft of ladder line, then fed with coax. qty description sub14402 1 2 meter matchbox 14414 2 1/2” square aluminum radiator 14420 1 1/2” square reflector sub14403 2 5/16 round tubes + spacers 14404 1 fiberglass angle 14407 1 alum. boom! OB2-40M, Moxon Yagi 40m. 4 dbi on 432! It appears that the SWR on 70cm is very dependent on the length of the 432 driver and its distance from the 144 driven element. Bands, 40. 0 SWR bandwidth is fairly narrow, so you need very accurate measurements constructing this antenna. VSWR . 24 Jul 2014 Free Online Engineering Calculator to find the Dimensions of a yagi Uda Antenna for a given Frequency Range and Length. " The antenna images for both calculators may look somewhat alike, but you both got different dimensions, and you suggest here that you both used 27. The addition of a 10- meter director and a 15-meter reflector yields some forward gain, but the feedpoint impedance makes large excursions, forbidding the use of coax. How About Building A 11 Meter Moxon Antenna For CB Radio Band Magnetic loopantenna calculator by Qrp, Ham Radio Antenna, Copper Tubing, Good Communication,  The Moxon Rectangle antenna is a very compact, high performance Yagi beam antenna. I then ran it through Eznec to make sure it was correct. 600 MHz) Dimensions 4,0 * 1,5 meter, weight about 1,5kg, gain 5,87dBi. Originally designed by Les Moxon G6XN, the antenna is stealthy and is an ideal solution for those whose space is limited or restricted, but also gives the user a directional antenna for a smaller footprint. made of the same coax)? cbradiomagazine. Dimensions . 160 Meters. Oct 08, 2010 · VA3OMP's 2m Moxon antenna Back in August I was doing some simplex D-Star and D-RATs testing with Greg, VA3OMP on 145. 25 galvanized TV mast, which I kept rather short to minimize torque and stress from strong wind. 5 across the band: Homemade 11 Meter Antennas homebrew 11 meter antenna Condos/Homes 640 x 902 · 149 kB · jpeg 10 Meter Vertical Antenna This DIY 10 Meter Vertical preparation know how to solar 358 x 686 ·. my 75 watt (50ohm) rig is virtually unmeasurable. apr. The main  I figured why not design a Moxon antenna for the CB Radio Band. minimum reflection, the original source code of Numerical. 20m 2 el. This is a World Wide Web front end for a public domain program written by W4/VP9KF using PHP. Based on Rothammel / DL6WU. To me, anything under a 2 to 1 SWR is great - especially when working with a homemade antenna. Cebik-Antenna-Options. Data policy · Disclaimer. For an overview of this antenna see the Cebik article The Moxon Rectangle: A Review. SWR below 2:1 > 1800 Khz The basic of the antenna lies within the “OWA” style familly. 46 dBi gain, which is about 3 to 3. Building the Moxon Antenna is fairly easy and lends itself to imagination. Can be matched to coax for single band operation 4 Element Yagi Building This article contains discussion of all the different antenna principles previously described elsewhere on this website. does anyone have any personal experience with Moxon antennas. a parabolic Moxon antenna for 144 MHz The Moxon antenna or 'Moxon Rectangle' is a simple and mechanically robust two-element parasitic array antenna. the lowest frequency antenna and you have the extent of the aperture boundary for that antenna. It takes its name from the amateur radio operator Les Moxon (amateur radio call sign G6XN) Les A. If you go back and look at the calculator you posted it does not look like the one 16. A remarkable 20 degrees C ! Spring time brings antenna Moxon rectangle in QST, L. 3,4 His 435 0MHz antenna was con-Moxon Mighty Mite Tiny terrestrial TV antenna pulls in over-the-hill stations and shows promise for the 70 cm band. backup plate 2 holes 14415 2 s. Dipole Antenna Calculator. 1–5 Decreasing. 11 meter moxon antenna updated - A moxon antenna for 11 meter band, suitable for 144 MHz, includes dimensions, antenna pattern, SWR and antenna gain  The Moxon antenna or 'Moxon Rectangle' is a simple and mechanically robust two-element to back ratio. After the most recent fox hunt I thought that a smaller antenna would be helpful, so I went for the moxon for 2 meter, material used: 32 mm PVC tube etc, coax cable, glue, tie wraps, 4 mm brass bar Nov 26, 2017 · It is a relatively small antenna with a gain of about 6 dBi, and has a mostly one-sided radiation pattern with a front-to-back ratio greater than 25 dBi. It is designed to have extra long range communications, due to its very low angle of radiation. Welcome to DX-antennas. Dec 08, 2010 · While I've scoured The Moxon Antenna Project site as well as Googled the subject I am unable to find any specific plans for a 4- element Moxon/Yagi anywhere. Dimensions A- 392. Jun 11, 2014 · Building the 6 Meter Moxon Antenna. With 100. The following is an article which I wrote and was published in the February 2013 edition of the Central Coast ARC "Smoke Signals" magazine. Jul 03, 2012 · Why build antennas out of copper and not aluminum or stainless steel. Six Meter CW/SSB Center Frequency: 50. The correct distance for zero interaction, then, is 64 plus 37 inches, or 101" total spacing. 2 meter moxon antenna MOXON ANTENNA: Invented by Les Moxon G6XN (SK 2004), is sort of a two element yagi with the elements folded and spaced to eliminate the need for an impedance match. 11 meter 27MHz CB  12 Jan 2020 The moxon antenna array pattern having single sidelobe Figure 8 antenna having a spiral geometry [10] with high gain and. , 11 meters, cb antenna, Since our antenna (the 4 element quad) has a feedpoint impedance around 50 Ohms and our coax is 50 Ohms, that means we want a 1:1 ratio. The measurements below are for building a simple Dipole Antenna. 4 M - STEREN 205-700 Figure 1: Two-element Yagi and general Yagi geometry. 385 mhz. dx-antennas. Moxon antenna design calculator. On channels 1 and 40 I had a max swr of 1:4 to 1:5 +/-. We raised antenna on mast and mast inside tower to get 11' N1WK. g0sxc, superyagi. Boom length: 11,66 Meter Gain: 11,64 dBI (@27,025 Mhz) FB <30 dB FR <24 dB Impedance: 50 ohms, direct fed SWR below 1:1. Since the Moxon is a Well tba02's, calculator shows to be entitled "Moxon Rectangle Basic Dimensions," not "Moxon Generator. cebik. The Moxon design has the end parts of the element bend at 90 degrees which helps Novel Circularly Polarized (CP) UHF SATCOM antenna [8– 10 ] is developed based on Moxon antenna (bent dipole element over a ground plane), and further extended for RFID and GPS applications. 68 coax| 8. Moxon antenna for 144 MHz The Moxon antenna or 'Moxon Rectangle' is a simple and mechanically robust two-element parasitic array antenna. Originally The design gives the antenna good forward gain and exceptional front to back. 45 GHz. html AWG Conversion algorithm from A horizontial moxon would be quite low profile compared to a Vertical Loop/Delta antenna. 8Mc. front-to-rear, F/R), gain (in the forward direction), feedpoint impedance (hence, SWR bandwidth), and side-lobes These characteristics depend in a complex manner on design parameters such as spacing between the elements and optimized moxon model om-144 2m directional antenna parts list part no. The boom length is a very short 40 inches. MFJ-1890 for ten meters spans a mere 12’ on a lightweight 50” boom. Element sizes full size. I’ve been looking for something that would work on 20 and 10 meters as well, and maybe 40 meters. 300 Ohm Twin Lead with the ends shorted is an option for even greater bandwidth. MB-11's miniature size saves you money and trouble. I once described the Moxon rectangle as a "niche" antenna. 5 ft. For the lower ham bands, 40 through 160 meters, few of us will have the opportunity to install antennas that are more than a small fraction of a wavelength above ground. The main category is Moxon antenna plans that is about Links to moxon antenna resources. Want a Good Microwave Antenna-Drink More Coffee. Make sure to use an accurate SWR meter that's rated for opera- On the 11 meter antenna I centered my SWR curve at channel 20 which was if I remember correctly 1:1 to 1:2. SE1720M Moxon antenna for 17 or 20 Meter operation. 10-32x1” screw 2814 2 #10 stainless hex nut If you have the dipole cut to the frequency spectrum of 11 meters and are using standard HF coax, a Balun will not be needed. Antenna Diagram. I've never taken part in this, but thought that I might make the effort this year. 11 meter 27MHz CB Homebrew Moxon Antenna Schinken, Wie Man Plant Moxon Antenna Plan for 27MHz CB and Freeband Operation. We also hold the Old Radio's on Saturday Night Log In. 9 dBi gain and you put 100 watts into the antenna, it will behave like 1548 Watts in the forward direction. The End Wire Size can range from 16 AWG to 12 AWG. 34 coax| 4. Wireman # 551 RG-8X Coax Balun To antenna tuner via RG-8 / 11 Length not critical. shows us how to craft an easy to reproduce 6 meter Yagi that covers the whole band. Jan 26, 2020 · X Beam Antenna Calculator Posted on January 26, 2020 by Sandra Wire antennas for ham radio the yagi uda antenna an ilrated primer duo security the moxon beam by dk7zb yagi antenna dg7ybn antennas spiderbeam high performance lightweight antennas Homemade 2 Meter Antenna meter antennas homemade http www qsl net html 2 meter 640 x 345 · 20 kB · jpeg 1 4 Wave 2 Meter Ground Plane Antenna Responses to “My homemade Homemade 11 Meter Antennas homebrew 11 meter antenna Condos/Homes 640 x 902 · 149 kB · jpeg 10 Meter Vertical Antenna This DIY 10 Meter Vertical preparation know how to Latest WWV data: 2020-05-04 11:01:51Z. Jerry, K5OE: Home Brew Amateur Antennas . Here is the plan for the 10 meter Moxon antenna, centered on 28. This two-element Cubical Quad antenna is designed for use on either the 10-meter ham band or the 11-meter Citizen's Band. A larger Moxon beam might require a larger The antenna was used for portable use, a couple of years, and was finally given away to an italian radio amateur visiting Norway in a camper. 11 Mounting the antenna to the mast. Moxon antenna design calculator: Calculation Results. G5RV – 102 ft. I have a design (in 4nec2x) , for 470-806 long range reception. I mounted my 6 meter Moxon beam on an inexpensive TV style antenna rotator, which is, in turn, mounted on a 30 foot Rohn galvanized steel push-up mast. Antenna software 4NEC2 graphs reported a gain of 15 dbi. B. Key Words;11 meter CB radio and Classic CB radio, vintage CB radio, SSB CB, CB links, CB DX, Old CB Radio Night Log In, Mountain Product Code – 11M2MOXON . and do they really work well on 11 meter band. Efficiency Fiberglass Fishing Poles, Wonderpole, Cut to 11' 6" Length Each Wire. Archived from the original on 2018-11 -24. Rs. For 2 meters, the coil is 4 turns of coax at 5 inches in diameter. DATE REVIEWED DATE ADDED. The Moxon-Beam was introduced by L. A 11 Meter Helical antenna: Antena dipolo para 11 metros: Calculator Antenna quad: Antenna HB9CV27: Antenna Tuning Unit (ATU) For 27-MHz CB Radios: Antenna doppia zeppelin modificata per 11mt: Antenna super quad 11mt: Antena Pulsar: Coaxial-Antenna - 1,79 meter for 27 MHz: Calculator Antenna quad: Delta loop de 26-30 MHz 10-11m: Dipole antennas Six Meter Wire Antenna Sizes. VIEWS TITLE DATE ARCHIVED DATE PUBLISHED DATE REVIEWED DATE ADDED CREATOR. Moxon (G6XN) in his book "HF Antennas for all Locations " (RSGB- Publications, Great Britain 1993). Generally, that length will be very accurate, and the antenna will work well with no further tuning. . No two Moxon’s are identical save the dimensions of the elements and spacings. It is made with very high quality materials and the best in its class in the market in terms of mechanical A Simple 2m Moxon Antenna. Cebik's papers on antennas and antenna modeling. The pattern of left is for a two-element 20-meter quad 35 feet high (1/2 wave high). I'm building the antenna from 7/16th's inch and 3/8th's inch tubing. Elevation Plot on 20m Measurements to build a Moxon 8 element: This is the Moxon 6 element + 2 extra elements, so you can start The Moxon antenna or 'Moxon Rectangle' is a simple and mechanically robust two-element parasitic array antenna. height versus take of angle, SWR- bandwidth, stacking and coax demping. Calculate Dimensions  14 Jun 2012 11 meter Moxon Antenna suitable for 27MHz CB. 5 MHz the initial dimensions turned out to be 356 cm high, 58 cm My SWR-meter is best at low SWR's so a reading of more than 2 can be actual 3 or worse. €190. Thoughts have turned (no pun intended) to directional antenna's, having looked at the Yagi and Quad antenna designs, I then stumbled across the Moxon Rectangle, this 2 element antenna offers similar gain figures to a 3 element Yagi, with better F/B ratio's. , 11 meters, cb antenna, Moxon Rectangle Generator. The detailed construction drawings, sheets and After avidly reading up on the Moxon forum, I raised the antenna and the SWR still looked no better, At 20 feet I got 1:9 at 18. antenna with 3db gain over a dipole Formula: L ft = 1170/f MHz Feed with open wire line and a tuner, this antenna will function on 20-6 meters May need 6 meter tuner (easy to build) since some tuners, especially auto-tuners, may have a limited matching range on this band. The third rectangle is director 3 and director 4. Jun 20, 2011 · Moxon 8 element: This antenna has a good F/B and very high gain. Get a strong, clear signal with less noise from 2 meters through 40 meters with your choice of single- and multi-band Yagi antennas with up to 16 elements. I used the Moxgen program to get the measurements of the antenna. HB9CV – 2 Element Yagi for the 11 meter band . The Moxon antenna or 'Moxon Rectangle' is a simple and mechanically robust two-element parasitic array antenna. 6 dBi gain. Cebik, W4RNL and published at. F/B (dB), 15 - 18. A Short Boom, Wideband 3 Element Yagi for 6 Meters L. The Moxon Rectangle comprises of 2 elements, a driven element and a reflector element. Type-M, also known as Red Copper is primarily used in the plumbing industry for supplying drinking water in homes and businesses. John Simpson, KG4ZOW Download source code for this program Moxon algorithm and diagram are from http://www. , such a pattern, which can yield a forward gain  A 2 element MOXON antenna for the 11 meter (27Mhz) Band. Loading Unsubscribe from 68WR048 Marty? How to assemble a moxon antenna in 10 minutes - Duration: 9:54. Downloads • Links. You may want to combine it with a folded Dipole. v0. The radiating element is a quarter wave (λ/4) and the radials are 12% longer. Doublet – Multi-band antenna that is not resonant on a particular band. Eggbeater II Omni LEO Antennas. 200 MHz till 28. 67MHz. Note : It is quite possible, that other calculators deliver slightly different results. up-solid down-solid. You can read more about it on my Moxon page. 91 feet 3. This link is listed in our web site directory since Tuesday Jan 6 2015, and till today "Moxon Antenna Calculator" has been followed for a total of 2368 times. Aug 21, 2013 · I modeled this with 4nec2. at 1. The result is a beam with a very broad beamwidth and a very high front-to-back ratio, with a gain similar to that of a standard 2-element Yagi. inches, AWG, millimeters, wavelengths. A thorough reading and understanding of the other sections are necessary to comprehend all the terms used on this page. I'm trying a moxon for 6 meters. The images below compare the signal strength of a source as seen by the j-pole (left) and moxon (center) to that seen by the yagi (right). However, unlike the Optibeam 40-meter antenna, our 17-meter Moxon is not loaded. Fold the Ends to. The MFJ-1890 10-Meter moxon antenna This rugged close-spaced 2-element Yagi has a driven element and reflector with the tips folded toward each other to minimize turning radius. 100 Mhz 147. Jun 07, 2012 · So, the feed point remains in the middle of element, providing a perfect match, but the cable leaves the end of antenna (or the corner of Moxon). "A 6 Meter Moxon antenna". Do you want a small yagi? You also want the best gain possible. About Moxon Antenna Calculator The resource is currently listed in dxzone. What it does is: A Yagi almost never has an impedance of 50 ohms. It certainly needed a trim! While we are at it below is a picture of my Delta loop for 20m, but this will come down to be replaced by the Moxon when its completed. At Lightning Antennas, we have over fifteen years of experience in the craft of manufacturing and worldwide distribution of the most advanced CB Quads on the market. 4 M - STEREN 205-700 This item Falcon 2400 Watt 11 Meter Dipole Cb Radio Base Station Antenna MFJ-1778 G5RV Wire Antenna 80-10 Meters - Authorized Dealer B005OEA88Q Coax Cable Connector - Coaxial Cable Connector - Antenna Cable - RG8X Coax Connector - RG8X Coaxial Cable - UHF Antenna Cable - Male To Male Cable - Coaxial Cable 100 Feet - 30. Performance of this antenna is very close to that of a classical monoband Yagi. In this case it is 5 ft 4 inches, or 64". This alternative employs 1/8-wavelength stubs somewhat after the fashion of the OptiBeam 40-meter-20-meter combination. A Moxon Rectangle (Yagi) for 14MHz - 20m. and the number of elements. However, it now appears that the array may profitably occupy quite a few niches, if not an entire shelf in the antenna store. Feedline. This two-element quad has 11. Share This Collection. 03 twinlead Quarterwave Vertical is: 4. Loop Antenna 1 λon 15 m (approx. 02 cm (4 3/8 inch) D – 71. Nov 16, 2011 · Building a 10M Moxon Antenna Since the 10 meter band is now well and truly open I’d love to have a yagi for a bit of directional activity, but unfortunately I don’t think I will get the official stamp of approval so I’ve been pondering what else I could use similar to a yagi. After all, mounting a 40 meter antenna one half wavelength above the ground would place it at Aug 20, 2017 · There is a third alternative for a nested pair of Moxon rectangles--using our designated 17-meter and 12-meter pair. 150MHz, so this is the frequency we will stick with to build our 40 meter Bazooka. 17 Feb 2011 Here's another 11 meter Moxon Antenna plan suitable for 27MHz CB, Freeband and Gain, Radiation Pattern (mounted at approx 30feet). You can find information here from vertical antennas to loops and from Moxons/Yagis to Quads. Moxon antenna plan for 27 MHz CB and freeband operation Contains dimensions for a 3 element yagi and a 4 element LFA Yagi for 11 meters. k. The elements are loaded Capacitively which shortens the overall length while still maintaining a good gain, F/R across the 40M band. A carefully optimized and constructed moxon can easily exceed the gain and bandwidth of a sloppily designed and constructed yagi. A capacitor of 0. com in 2 categories. SKU. Obviously a Figure 1. The 6 meter Moxon is built from 5/ 8 inch OD and 1/ 2 inch OD aluminum tubing with 3/ 8 inch OD solid aluminum for the corners. The simple formula is 460 ÷ 7. Since then it has been a very popular limited space Yagi do to its very compact size. 05 twinlead Quarterwave in space is: 4. The 4NEC2 forward gain is reported to be 15 dbi. Designed as a 20m antenna. com website. Extended Double Zepp – Longer than a dipole This project to construct a vertical Moxon antenna for the amateur 20m band was inspired by the work and experience of Pete Mills, M3KXZ, and the Moxon Antenna Project group (www. 00. Moxon beam for 2m (144MHz) I was reading Practical Wireless the other day and found a piece about the PW 2m QRP contest on Sunday June 13 2010. John Simpson, KG4ZOW Download source code for this program They are good at turning you into "The Squirrel in the Substation". 1 > 400 Khz. So I decided to take a stab at making one cut for 2 meters. You can also view a variety of different hubs and designs here. In other chapters i told that Gain, bandwith, F/B etc. Jun 11, 2014 · The Moxon Antenna, designed by Les Moxon G6XN (SK), is a compact two element beam antenna with about 5. I had to adjust the elevation to 20 feet. g. pdf - 502. Four elements gives the highest gain to size ratio of any type of beam in existence. Some are based on look-up tables, some completely hide their algorithms. October 27, 2015 at 10:41 AM Ahh, the good old quarter wave ground plane! This calculator can be used to design a Quarter Wave Ground Plane antenna, with radials. , Beam Antenna Elements (app), Beam Antenna Gain, Beam Antenna F/B (dB) and the compact EAntenna 6 meter Moxon antenna that has only a 3 ft. 7. Basic 2-element. 5 dBd (dB over dipole) gain. A good use for the MFJ-259B. 13 cm (22 1/2 inch) C – 11. Boom made from 55 to 50mm tube. Jun 02, 2012 · I’ve been working on another temporary antenna for use in my city lot during contests. 19% VAT plus shipping. Easy to. JK402 2 Elements on 40M / 18 Foot Boom. Easiest antenna for me to build for next VHF contest for 6M SSB. ?? Here’s another 11 meter Moxon Antenna plan suitable for 27MHz CB, Freeband and lower 28MHz Amateur Radio operation band. Covers 141. I decided to build one of these antennas and see if it  I seriously recommend building a 4 element quad. 19sd348. 5 Mc. The correct lengths for the various models will be displayed in the chart. Good Front- to-Back Ratio. An On-Line Calculator for the 93-Ohm Moxon Rectangle Dimensions Dipole Antenna Length Calculator Dipoles antennas are easy to build and can be very effective when placed half a wavelenth or more above ground. Do the same for the other antenna. We also have breakfasts and other gatherings. 5 MHz frequency. He modified it to run 11 Meter. Presented here is a high-performance, circularly polarized omni-directional antenna that is easy to build, easy to tune, inexpensive, and will work all the mode J Low Earth Orbit (LEO) satellites. 86 Mhz 3rd Harmonic Halfwave in space is: 9. of HDTV, not yet built. RF Trap With Attenuator Calculator. Elements made from 22 to 12mm tube. All you need to do is enter the desired resonant (center) frequency in the form below, then click "Calculate". beam Moxon (14 MHz) DXBeam (DXM20-2mx) 20 meter 2 element beam Moxon (14 MHz). Antenna, 5070OWA11, Yagi, 6 meters, 4 meters, 6m, 4m, 6/5 Elements, 16. … frequencies, wavelength could be on the order of third to quarter of a meter and conventional antennas … The free-space directivity of a log-periodic dipole array (LPDA) is a function of its taper. Create Moxon Beam 6 Meter Moxon Beam. As far as tuning, I was taught to cut a dipole at equal lengths on both ends of the dipole until I reached a relativly good SWR. com On most of the J Pole designs out there, a choke should be used as close to the feedpoint of the antenna as possible to help prevent rf on the feedline and creating difficulty with SWR readings. • If the antenna is to be placed outside, do not use brass. A 2 element MOXON antenna for the 4 meter (70Mhz) Band. Here is a simple 2meter Moxon Antenna you can build for indoor weak signal use. 11 meter moxon antenna calculator

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