#bias

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Adjust Q1 bias on U3S - Having difficulty 7 messages By Marty King ·
10 watt amp builds qrp labs By terry schulz ·
QCX post build testing 33 messages By Ryan Laurie ·
10 w amp issues 23 messages By ... ·
Minimizing U3S (2 meters) current consumption 2 messages By Hans Summers ·
New 5w HF PA addition to U3S 2 messages By Al Holt ·
Ultimate3S to PA voltage instead of 5V 5 messages By James Anderson ·
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