Moxon design was established in 1983 to assist companies engaged in electronic product design. The program is based on an algorithm developed by l. Elements fold back towards one another basic 2element. I built a 2 meter 4 element moxon cell yagi that match the. Se1720m moxon antenna for 17 or 20 meter operation. Compared to the moxon 4 element this antenna has one element extra between the two moxons. Simulations reflect very ideal conditions which are most likely not met in real practice.
Download moxon rectangle generator generate and print models for 50ohm moxon rectangle antennas after customizing output settings provided by this portable utility. A free, fullfeatured, graphically laid out, highprecision, scientific calculator for mac os x. This beam is a 2elementyagi with radiator and reflector and reduced size to about 75% of a normal beam. Calculators software free software, apps, and games. 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. Calculator2 for windows 8 free download and software. For an overview of this antenna see the cebik article the moxon rectangle. Its retina ready, can be moved around in the window or stick to the top bar, you can make it transparent so its not that noticeable, set it to start at login, make a global shortcut to activate the app or even change the design. 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. Oct 07, 2010 back in august i was doing some simplex dstar and drats testing with greg, va3omp on 145. Founded in 2004, moxon has since attracted major clients in a variety of sectors, from national rail providers to leading cultural institutions. This program has been derived from a public domain basic program written by l. Joseph moxon wasnt the only one to describe this type of vise.
Cebik, w4rnl, developed an algorithm for calculating the dimensions of a moxon rectangle antenna. Ideal if you need to enter large expressions or have accurate precision. Moxon contd use moxon generator freeware to calculate the size of the. Sep 09, 2016 a collection of seven projects of moxon antennas for ham radio hf bands. Cebiks w4rnl article moxon rectangles for 6 meters and features a unique mounting scheme which enables the antenna to be rotated for horizontal or vertical polarization. The moxon beam has a 0,18lambdaboom and still 50 ohm.
T hanks to this site and pete mills in particular i decided to build a moxon to take on our trips to the scottish islands. The calculator utility category offers software with expanded functions beyond the builtin windows calculator application. John simpson, kg4zow download source code for this program moxon algorithm and diagram are from awg conversion algorithm from. The moxon antennas also known as moxon rectangles are two elements beam antennas, based on a simple design, similar to yagi antennas, but with bent elements and without the director. The result is a beam with a very broad beamwidth and a very high fronttoback ratio, with a gain similar to that of a standard 2element yagi. I came across an interesting and useful free little program, to calculate the relevant dimensions, for a directional rectangular antenna. 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. All products have a money back guarantee and we can attest to their quality. The 2elementyagi with reflector has normally a 0,2lambdaboom and an impedance of 50 w. Calculator2 aims to innovate the pocket calculator by fully utilizing the displays of windows 8 devices. Moxon beam zconceptual idea reflector driven element reflector driven element about 5% longer than driven element increased mutual coupling. Download moxon rectangle generator generate and print models for 50ohm moxon rectangle antennas after customizing output settings. Apr 08, 2015 download moxon rectangle generator generate and print models for 50ohm moxon rectangle antennas after customizing output settings provided by this portable utility. I built a 2 meter 4 element moxoncell yagi that match the.
Back in august i was doing some simplex dstar and drats testing with greg, va3omp on 145. Constructed of 12 and 38 hard drawn 6063t832 aluminum tubing, 6061t6 aluminum, uv resistant pvc, and stainless steel. A collection of seven projects of moxon antennas for ham radio hf bands. Modeling the 40m w6nl moxon 1 april, 2012 modeling the w6nl 40m moxon greg ordy, w8wwv april, 2012 v1. The 6m moxon is a very robust antenna featuring all aluminum tubing and channel construction.
Mar 19, 2019 a free, fullfeatured, graphically laid out, highprecision, scientific calculator for mac os x. The dimensions provided with the kit were supposed to be. Nonetheless, you can scroll horizontally to see the entire line, or place it on your clipboard and paste it in a text editor, or any other app that can handle the format. Get your kindle here, or download a free kindle reading app. 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. The moxon antenna can provide hams with an excellent antenna system that is easy to homebrew and usually does not require any adjustment if made according to the dimensions specified by software that is available on this website. I have a design in 4nec2x, for 470806 long range reception. We specialize in complex electronic systems, including embedded control systems, and high density, integrated circuit design. 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.
Dimensions 4,5 4,05 meter, weight about 3,0kg, gain 9,3 dbi. 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. The performance of the antenna, through the model, will be explored in several typical settings. I appreciate it needs cutting down and possibly some of the spacings changed however i am a little confused by some conflicting numbers i receive from the various online sources. The gw3ydx super moxon adding extra directivity to the moxon rectangle for 6m, 4, and 2m photo 1. Just flip out your iphone, itouch, or your mac to get access to calculating math problems instantly. Instead of the handwheel turning the screws and having to work under the weight of the. Accessing launchpad from the dock, keyboard, or gesture. Mar 15, 2016 mac os x comes with a builtin calculator application that enables you to switch between the basic, scientific, programmer, or rpn modes, allows you to perform conversions to and from various units, and can work with up to 15 decimal places. Calculator for mac os x, download best alternative solutions carefully chosen by our editors and user community. Moxgen moxon rectangle generator 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. A typical moxon rectangle can be built in a few hours, using x or h type of spreaders made from bamboo, fiberglass. Moxon antenna calculator by brad k4nha january 6, 2015 stumbled across a good moxon antenna calculator this morning which was created by paul evans w4vp9kf.
The app incorporates the modern ui and features large buttons for quick, errorfree typing. The easycalculator window can be easily resized, yet you cannot adjust the calculator tape panel which can be frustrating since longer operations are saved on a single line. The farthest ssb qso to date with this antenna is to portugal using 100w. Any such, capacitive, load should be placed at a high impedance point of the antenna. Moxon uhf tv antenna for dvbt fully parametrized by. The common threads are bold vision and versatility. I built it from plans in the may 2003 issue of qst magazine. Mark 1 used a couple of fishing pole as supports but the bent far too much in the wind so i decided to engineer a more substantial arrangement that is easier to put up. Links to moxon antenna resources category is a curation of 69 web resources on, moxon rectangles, gsm1800 moxon square antenna, possibilities of moxon yagis. From 2010 to 2014 i used a 15 meter twoelement moxon beam as a temporary antenna for contests.
Two hangers from the laundry supplied the metal wire. Our work combines design excellence, technical talent and a commitment to faultless delivery. Imagine that you need a calculator and you dont have one handy right now. Moxon rectangle generator will show you the dimensions and optionally generate an antenna model file for a 50 ohm moxon rectangle. The antenna itself is based on the moxon design and consists of two. Calculator is a simple and beautiful calculator, that will handle all your everyday calculation needs. The moxon rectangle is a parasitic 2element array with the ends of each element folded back towards each other for additional coupling. The latest version of resistor code calculator can be installed on mac os x 10.
It was written by kg4jjh, who provides detailed drawings of the parts and directions for assembly. The benchcrafted moxon vise uses the same precision rolled acme screws as our tail vise and glide leg vise. Roubo and felebien also document a doublescrew vise that is held to the top of a bench with clamps or holdfasts in order to facilitate certain work. Moxon g6xn in his book hf antennas for all locations rsgb publications, great britain 1993. Data drawers allow an easy way to generate statistical data, linear regression and gaussian elimination. John simpson, kg4zow download source code for this program. He asked me to write this small program incorporating his work and i was happy to oblige. All sales from these products go to support the moxon project website. Elements fold back towards one another basic 2element beam fold the ends to create moxon beam. It provides basic, scientific, and programmer modes command 1, 2, 3 you can access calculator. 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. Specialized computing tools include finance calculators, scientific calculators, probability generators, and more.
But as the moxon gets it fabulous performance from the capacitive coupling between the ends of the two elements one should avoid upsetting this geometry. This is a world wide web front end for a public domain program written by w4vp9kf using php. A commandline calculator for moxon antennas, written in java. One of my petpeeves of antenna building is that the antenna should be able to be optimised onsite. The author isa keen enthusiast of the moxon rectangle antenna, invented by the late les moxon, g6xn. The pvc items are readily available from the local hardware store and are very inexpensive.
We approach each project with fresh eyes, first understanding the needs. This free software for mac os x is an intellectual property of vivid planet software gmbh. For dozens if not hundreds of examples, pictures, howto articles, and an active message board visit the very popular moxon antenna project website. Jan 06, 2015 moxon antenna calculator by brad k4nha january 6, 2015 stumbled across a good moxon antenna calculator this morning which was created by paul evans w4vp9kf. Like those vises, weve outfitted our moxon vise with cast iron hand wheels for rapidity and ease. Jun 07, 2012 this observation leads to another way of loading the reflector. Navigating to your applications folder and double clicking the app 2. Since that time, we have worked on a variety of products, for both the consumer and professional markets. Use this application to generate an antenna model based on your input. On some antennas the ground conditions, dielectric constants and resistivity, are very.
John simpson, kg4zow download source code for this program moxon algorithm and diagram are from moxon moxgen. Download and install the best free apps for calculators on windows, mac, ios, and android from cnet download. This little project generates a small indoor tv antenna for dvbt uhf reception. Aug 30, 20 i came across an interesting and useful free little program, to calculate the relevant dimensions, for a directional rectangular antenna.
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