1 Par QUAD405 Placa Amplificador de Potencia de Audio Doble Canal 100W +/- 50V Montada
One Pair Assembled QUAD405 Dual Channels Audio Power Amplifier Board 100W +/- 50V. Signal Amplifier Transistors ONSEMI BC556B, 2N5401. The output tube adopts the new imported original ONSEMI NJW0281G 15A, 150W, high power tube.