Hello, so the idea was to build a Screwdriver Antenna Controller for the ATAS 120A as many people have this antenna but in order to use it you need a Yaesu radio, not an issue as the antenna is made for Yaesu radios.. however I wanted to use the ATAS with my Kenwood or Icom radios..as I have a ATAS and did not want to purchase the Tarheel antenna. £££.
So began the search...
Website: https://grimore.org/ham_radio/creating_an_atas-120a_controller
Components used in this build
3 x 10U capacitor
5 x 100n capacitor
1 x 2.5A resetable fuse
1 x FINDER-34.51 relay (not used in the end)
1 x 100uH inductor
1 x 100K resistor (not used in the end)
1 x L7808 voltage regulator (8 Volt)
1 x L7812 voltage regulator (12 Volt)
Hey why not look it up and see for yourself I'm not an expert on these matters just a guy that is giving it a go and sharing my experiences.
Hope you enjoy...
Just for fun
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Cheers
Mike - M0MSN
P.S. do not take my word for it, give it a go for yourself.