The power amplifier is in excellent condition and can be tested at my house.

Power Amp specs:
Input Sensitivity (RCA): 1V
Input Sensitivity (XLR): 2.2V
Output @ 1kHz into 8 ohms: > 153 Watts RMS
Output @ 1kHz into 4 ohms: > 256 Watts RMS
Bridged Output @ 1 kHz into 8 ohms: > 409 Watts RMS
Frequency Response @ 3V o/p: -3dB @ 155kHz
Distortion @ 15v o/p, 1Khz: < 0.05% THD
Distortion @ 15v o/p, 10Khz <0.1% THD
Residual Noise: Typically 70 microV
Input Impedance: 8k ohms unbalanced, 25k ohms balanced

Dimensions (W x H x D): 464mm x 140mm x 400mm
Weight, Gross: 21kg