Jul 12, 2015 k6bez antenna analyzer project by daniel on jul. Jun 18, 2015 arduino vector graphic antenna analyser since the project is very popular and i get a lot of inquiries, it is necessary here to clarify something. I have designed a little arduino antenna analyser what is based ona si5351 dds module. Palstar also says that you can use the zm3 as a lowlevel signal source. Aideepen 12v mr100 digital shortwave antenna analyzer. Hiin this instructable ill show you how i built a lowcost antenna analyser which can measure an antenna and display its vswr over any or all of the hf frequency bands. The ham radio workbench k6bez antenna analyzer is a diy swr meter for analyzing the swr of your hf antennas. The k6bez antenna analyzer will provide vswr measurements for any antenna from 1 to 30 mhz. Microsoft powerpoint analyzing the hr360wb antenna analyzer.
Hams prefer rigexpert portable lightweight analyzers with superior performance. By barry basile kg5irr for the oak forest amateur radio. Even so, an antenna analyzer doesnt need a whole lot of accuracy to be useful, so you would think that more buildershackers would tackle a project like this. I dont know of one antenna analyzer kit on the market. The newest firmware is on this side at the end as a link. Sark100 swr analyzer swr analyzer swr analyzer the resolution or the sample rate, etc. All information, images, and documents on this website are the sole property of mfj enterprises, inc. Recently, my local amateur radio club has been developing a diy antenna analyzer aa based off the jack purdum w8tee antenna analyzer that was featured in the november 2017 issue of qst. Unfortunately, the pcb footprint intended for a bnc connector mounted on the pcb board that i chose was not a wise choice, and i forgot to ensure it was connected to ground. It combines a microcontrollereither an arduino or a pic microcontrollerwith an inexpensive direct digital synthesis dds module using an ad9850 chip and a bridge circuit to measure the swr. I must admit that they are many different designs in the internet most of them based on the work of k6bez, resulting in different versions of arduino code and. Modify derek ag6pos code for the ham radio 360 analyzer to include this run on raspberry pi with touchscreen try to get working with direct sample mode hf. Please practice handwashing and social distancing, and check out our resources for adapting to these times.
The main reason for this project is to find the resonant frequency of loop antennas im intending to build for the 20m ham band. To configure your pc to be able to install the updates to your pcb. This week on the workbench george kj6vu and jeremy kf7ijz breakdown what it takes to build the new hr360 k6bez antenna analyzer and where to find all the information youll need to make it happen. Dds vswr bridge circuit is largely unaltered from k6bezs original work. Jan 29, 2017 k6bez analyzer project from hamradio360. As he points out, you probably only need an analyzer for a day or two while you set up an antenna. Buy aideepen 12v mr100 digital shortwave antenna analyzer meter tester 160m for ham radio q9. Antenna analyzer notes 2 ctu, dayton, 2011 transmitter, were common inside stations for decades, the main feature of the antenna analyzer was the ability to take it outside to the antenna. The main category is vna vector network analyzer that is about vna vector network analyzer. I have another board wdiodes id be willing to send you if youre interested. Berics version did not use an rf amplifier, which i believe is one key problem prompting me to post my question. Arduino vector graphic antenna analyser dc2wk blog. The november 2017 issue of qst will feature an article describing an antenna analyzer designed by w8tee and k2zia. Bring the noise natural enemy of amateurs everywhere other than hoas wideband unwanted signal.
Seesii 50khz900mhz vector network analyzer kit mf hf vhf uhf antenna analyzer measuring s parameters, voltage standing wave ratio, phase, delay, smith chart with 2. It has fullspectrum and individual band modes, and for those of you that dabble in programming, customizable firmware. Apr 02, 2015 this project uses a simple ad9850 module as its heart to generate the rf signals for the sweep. He replied with yet another option in the form of a pdf by k6bez who claims to accomplish the. The pic code is written in swordfish basic, and the pickit 2 is used to flash the code to the antenna analyser pcb. This is the point where zo50 ohms and phase shift 0 degrees. Sep 29, 2014 the vk3yykn5ute software can be found the software is in the files section of yahoo groups k6bez antenna analyser. Data can optionally be sent over the usb cable to a pc running a program that will plot the vswr on a graphical window display. The controller is an arduino pro mini with an atmega328 running on 3. About antenna analyzer with arduino the resource is currently listed in in 2 categories. Ham radio 360 workbench podcast antenna analyzer deep dive. Some improvement a necessary to use it also for 50 mhz and 144 mhz. The first one seems to be beric dunns k6bez antenna analyzer.
Describe your experience with the sark100 antenna analyzer kit and tell us why you give it the rating you did required. Homebrew arduino ad9850 antenna analyzer sweeper k6bez s design. This project uses a simple ad9850 module as its heart to generate the rf signals for the sweep. An antenna analyzer has to have a signal source as well. The workbench antenna analyzer project was designed by beric dunn, k6bez. After that, many other analyzers seem to be offshoots of his, including some using the si5351 dds. This is arguably the most popular antenna analyzer on the market.
This work is greatly inspired by the work of k6bez on a low cost antenna analyzer, a link to his slides can be found in the links section. Firmware updates from time to time extra functionality and bugfixes may be made to both the pic code and the pc client software. Balun designs for wireless mixers, amplifiers and antennas. I call it arduino vector graphic antenna analyser because the graphic at the screen is vector based code. For example, what sold me first on the autek va1 and then on the palstar was that they also measured reactance. Rigexpert antenna analyzers, transceiver interfaces. Frequency and vswr is shown on the built in lcd display. Antenna analyzers provide many useful readings that aid in the tuning and efficiency optimization of an antenna system. Its easy enough to find the swr on my mfj antenna analyzer. Swr sweeper a souped up k6bez arduino antenna analyzer. This is my forkclone of the famous antenna analyzer from k6bez. This article is about the arduino swr scanner project and its improvement.
Antenna analyser i start locking in ebay for bye a antenna analyser when i found a lot of interesting design, and i realised hat it is not so many parts needed to build one. Thrifty antenna sweeper kb6ez antenna analyzer the. Apr 16, 2018 in the ham radio context, with appropriate caveats, it can also be used to verify impedances of hf circuits and resonant frequencies of lc pairs. In the ham radio context, with appropriate caveats, it can also be used. Thats the way that k6bez did it, thats the way other constructors have. The core circuitry for the analyzer is very simple and is based on the design from beriks k6bez simple antenna analyzer pdf. Homebrew arduino ad9850 antenna analyzer sweeper k6bez s design duration. Notable earlier contributors include k6bez, dg7eao, ja2gqp, sp3nyr. At the january 8, 2015 meeting, lars anderson, kn5ute, and bill krueger, ae5bk, demonstrated the economical k6bez, microcontrollerbased antenna analyzer by beric dunn, and compared its accuracy with a rigexpert aa520 analyzer. Jan 22, 20 this is actually the antenna analyzer that i first purchased. Mar 16, 2017 this arduinobased analyzer has a color tft display that presents antenna data either textually or graphically and can save the data to an sd card and present it as an overlay to compare with another trace after an antenna adjustment is made. Antenna analyzers are designed for testing, checking, tuning or repairing antennas and antenna feedlines.
Based around an arduino mega 2560, the current design and specifications that my local club is attempting to expand the range from mhz, of the w8tee analyzer, to 0. Aug 15, 2015 most people, however, just see them as cheap. So, you can use the antenna analyzer as an lc meter as well. Mfj has several other models with different feature sets. It would be very useful to briefly summarize the antenna analyzer podcast in. Dec 06, 2016 the k6bez antenna analyzer will provide vswr measurements for any antenna from 1 to 30 mhz. I tried the arduino code from dg7eao and the exe it works no hw just the display, and start to modify the code.
Manual 1 faa450eu1kyantenna analyzer operationguide rev1. Any reuse or redistribution of the contents of this website are strictly forbidden without authorization from mfj enterprises, inc. It is the only test point where the analyzer will be calibrated for complex impedance measurements. Feb 23, 2018 hf antenna analyser kit k6bez ham radio projects. Jul 29, 2018 hf antenna analyser with arduino and dds module. This is a private project and i have a 12 hour job. This antenna analyzer is based on a dds ad9851 signal generator and a fast teensy 3. K6bez ti spice analysis program tina microsoft excel 10. Arduino swr scanner arduino antenna analyzer yu2zz. Diy antenna analyzers, revisited kb6nus ham radio blog. Homebrew an antenna analyzer nashua area radio society. I havent used mine yet, havent put up a new antenna since i built the analyzer. Arduino antenna analyser with qrplabs si5351a synthesizer modul. I did upload the modified version of your processing code on the yahoo group for k6bez antenna analyzer under vu2spf folder with your original notice, and without adding my info anywhere in the sketch.
If you are a hacker, you might consider ham radio operators as innovative. Page 10 mfj259c instruction manual hfvhf swr analyzer note that the mfj259c also has advanced antenna measurement modes that are described in section5. So it is no surprise that hams like jmharvey will build an antenna analyzer from a dds module and an arduino instead of dropping a few hundred dollars on a commercial unit. K6bez analyzerarticle by kn5ute amateur radio club. All orders that are in process will be filled and mailed to the best of our ability. Jan 19, 2016 hf antenna analyser kit k6bez ham radio projects. This is a very cute, little analyzer with a small graphical display. An antenna analyzer is a nice tool for the shack, although not used constantly its the easiest way to test an antenna. The scanner is an easytobuild and a truly affordable diy device which measures swr of hf antennas and presents the results as graphs on its tft display and your pc screen. Vswr measurements are presented on a tft lcd touch display with il9341. Received some aa143 diodes in the mail from kn5ute, tried these out and there was a slight improvement at the 30mhz end compared to the 1n60a diodes.
This link is listed in our web site directory since friday nov 29 20, and till today antenna analyzer with arduino has been followed for a total of 171 times. Antenna analyzers arrl the doctor is in podcast qrz now amateur. Apr 14, 2016 diy antenna analyzer discussion in homebrew and kit projects started by kd0tvg, apr 14, 2016. Nov 07, 2015 this my build of youtube user jmhrvy1947 antenna analyzer. This design uses an analog devices direct digital synthesis signal generator and an arduino to sweep the hf bands to find the lowest swr. It has an lcd display which gives you some info, but can easily be connected to a windows pc for a graphical output. It will find the minimum vswr and corresponding frequency for each band but a. Circuit board for k6bez antenna analyzer top view circuit board for k6bez antenna analyzer bottom view. Jan 19, 2016 hf antenna analyser kit k6bez ham radio projects stay safe and healthy. It is based on arduino nano and a cheap dds module built around the ad9850 or ad9851. They connect directly to the antenna or coaxial cable and send a very low power variable rf signal which is measured and displayed in several ways. K6bez antenna analyzer ham radio workbench podcast. Contribute to riyas orgswranalyser development by creating an account on github.
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