![]() ![]() As Rob points out in the comments there is yet another fatal flaw in the project where the taps need to be reversed. NOTE: A revised document is currently underway. If you find I have made any errors or mistakes, please let me know in the comments below. So you will find that we have now gone from 7 pages of instructions to 32+ pages (with some helpful hints). ![]() When I set out, I decided to photograph everything, as well as re-write the instructions. Now if you have arrived on this Website looking for some decent instructions, then you have come to the right place. It does work and due to space restrictions, I am using a 21m resonant Dipole with an 80m 3watt Transceiver and achieving 1:1.3 SWR with this tuner. I am glad I did as I learnt some things on the way. Now I have had my say and I will state that I took it as a challenge to complete the project and get it working. In fact I think I got more fun out of trying to work out the original words or sentence meanings than building the kit. I say almost non-existent, as in most cases, there are no instructions from most suppliers, you have to do a lot of googling to find the instructions, and when you do, you get about 7 pages, mainly written in Google Translated Chinese to English. What lets this kit down however is some of the errors in the kit parts, and the almost non-existent instructions. It is in effect a T-Topology Antenna tuner. The design is actually quite simple, building on some existing designs and reference documents such as. The price ranges from $8.00 through to $60 (discounted □ for the same group of components. This little QRP (low power) Antenna tuner has been around for a while and it is sold as a Kit from Aliexpress, Amazon, Ebay, Banggood to name a few. QRP Manual DIY Antenna Tuner Kit 1 -30Mhz QRP Manual Days Antenna Tune Tuner DIY Kit 1-30Mhz This Antenna Tuner is otherwise known as : ![]()
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