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Re: QDX version 1 voltage regulator mod?


 

On 26/02/2024 11:05, Alan G4ZFQ via groups.io wrote:
(I also run a U3S at <100mW for 17-10m, don't think more is needed.)
I did not mention my 5th QDX, a V5M for experimenting.
It is on a breadboard with a 317 regulator for the PA.

I was running at ~1 Watt 5 volts on the PA.
I've just tried
2024-02-26 12:12:00 K9AN 3 6483 -28 EN50wc 14097012 17 G4ZFQ
~60mW with 1.2 volts.
I claim the lowest power from a QDX with 4 good BS170s:-)

73 Alan G4ZFQ

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