DC12V 1A 6N8P (6H8C 6SN7) Tubo Preamplificatore Scheda Valvola Auto Audio Fai da Te Buon Suono

DC12V Car 6N8P (6H8C 6SN7) Tube Valve PreAmplifier Board Audio DIY. 1pc DC12V Car 6N8P (6H8C 6SN7) Tube Valve PreAmplifier Board DIY. Contains a 6N8P tube. (This edition improves the use of 3A high-power regulator chip, no need to use the radiator to strengthen the filter.).

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