Class A (Style Z) Converter Board for the QAA-5230S-70/25 or QAA-5230S-525-70/25 Amplifier
One Required for Each Amplifier
Attaches to the Bottom of the QAA-5230S or QAA-5230S-525 Amplifier
Converts Each of the Four Class B (Style Y) Outputs to Class A (Style Z)