[AMPS] 4 off 4CX250BM Designs

[G3CWI@aol.com]

I pick up 4 new 4CX250BM valves at a hamfest recently. Does anyone know a
source of a design using 4 valves for the HF bands? Presumably they can simply
be operated in parallel but will I need independent bias adjustments for each
tube?

73
Richard
G3CWI

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