Electronics

Thomas PA - Thomas Organ Power Amplifier

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A 6V6GT push-pull beam tetrode power amplifier.

Specifications

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• Circuit Type: push-pull, class AB, pure pentode
• Frequency Response: 15 Hz - 58 kHz +/- 0.4 dB (see the Bode plots)
• Input Sensitivity: 16.6 dBV at 2 Vrms
• Input Impedance: 680 Kohms
• Output Power: 8 W per channel at cutoff (2.3 Vrms input)
• Tubes: 1 x 5U4GB, 1 x OA2, 1 x 12AX7, 1 x 12AU7, 4 x 6V6GT
• Power Consumption: 85 V-A at full output