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QDX version 1 voltage regulator mod?


 

Greetings from England,?

I built my QDX vsn 1 from the first batch for 9 volts. Tested it and tried it out then put it aside. Now I want to use it for WSPR. I saw a video which recommended replacing the voltage regulator and taking the output from the higher voltage regulator to the lower voltage regulator. Is this really necessary ? I will probably be running it with less than 9 volts as 5 watts output seems a bit excessive.?

Has anyone tried using the QDX with a microcontroller for WSPR??

I ordered the latest version for the higher bands yesterday. I’m looking forward to building it.?

73s Steve G0XAR?

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