1960s harmony h400a head - $350 (campbell)

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1960s harmony h400a tube amp head

Perfect for some lower volume crunch.

This amp puts out about 3 watts using 3 tubes (50c5, 12au6, & 35w4.)

post id: 7938084101

posted: 2026-06-01 09:44

updated: 2026-07-09 08:47

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1960s harmony h400a head - musical instruments - by owner - sale -...

1960s harmony h400a tube amp head Perfect for some lower volume crunch. This amp puts out about 3 watts using 3 tubes (50c5, 12au6, & 35w4.)