HI-END Base On M2 Line Circuit 6SN7 Tube Preamplifier Bare PCB
20,87 €
Line characteristics: audio amplification only uses a 6SN7 dual triode to complete the left and right channel amplification. Matching tube model: 6SN7. The coupling capacitor of the original M2 PCB is hoisted outside the PCB board, and the coupling capacitor we designed is installed on the PCB.
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