ONKYO P-304 + M-502

Second-hand, in good condition, the preamplifier has some small scratches (see pictures). Without their original package.

Stereo preamplifier + power amplifier


ONKYO P-304 Preamplifier
Specifications
Frequency response: 0.8Hz to 170kHz
Total harmonic distortion: 0.0005%
Input sensitivity: 0.16mV (MC), 2.5mV (MM), 150mV (line)
Signal to noise ratio: 81dB (MC), 92dB (MM), 100dB (line)
Output: 150mV (line), 1V (Pre out), 6V (Pre out Max)
Dimensions: 465 x 102 x 403mm
Weight: 7.8kg

ONKYO M-502 Power amplifier

Specifications
Power output: 140 watts per channel into 8? (stereo)
Frequency response: 20Hz to 20kHz
Total harmonic distortion: 0.005%
Damping factor: 140
Input sensitivity: 1V
Signal to noise ratio: 120dB
Speaker load impedance: 4? to 16?
Dimensions: 435 x 186 x 423mm
Weight: 18.5kg