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Antentop is FREE e-magazine devoted to Antennas and Amateur Radio an

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Several Universal ATUs for the Whole Amateur HF Band

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Several Universal ATUs for the Whole Amateur HF Band: By Igor Grigorov, VA3ZNW

It is not difficult to build an Antenna Tuning Unit (ATU) for any amateur HF band. Such device could be done with usual coils and capacitors. However the real problem is making a simple and effective ATU without lots switching and tuning that could work over a broad range of frequencies. Below there are given several different ATU that work effectively over all amateur HF bands from 160-10 meters, easy to do and easy to tune and easy to match antenna with transmitter.....



PDF file, 550 KB (ANTENTOP-01-2017, pp.:65- 71)

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Contents for AntenTop 01- 2017


Front View of Simple ATU


 

 

 

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Last Updated:

December 17, 2017 14:11

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