a-680 full balance bare board
$48.00
A-680 full balance bare board
Balance class A power amplfy board, circuit base on Accuphase,
single end and balance input selectable
with output servo to maintain the output to near zero dc voltage, easy to adjust and more stable
on board regulators for the driver stage
gold plated double size thick fibre glass board
board size:L 360mm X W 70mm
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