Harman Kardon PM 655

Maintenance repair

Japan 1985

Power 2 x 60 W 8 Ohms
Total harmonic distortion 0.08%
Power 2 x 100 W 4 Ohms
Total harmonic distortion 1.0%
Instantaneous current 45A
Half power bandwidth 10Hz - 100kHz
Frequency response -3 dB 0.15 Hz - 180 kHz
135 mV line input sensitivity
Phono input sensitivity mm 2.2 mV (max 220 mV)
Phono input sensitivity mc 0.2 mV (max 13 mV)
Signal to noise ratio of line inputs 79.5 dB
Signal to noise ratio of phono inputs 79.5 dB
Signal to noise ratio of phono mc inputs 77 dB
Line input stereo separation 50 dB
Stereo separation of phono input 56 dB
Stereo separation of phono input mc 50 dB
Intermodulation distortion 0.06%
Damping factor 66
Bass tone control ± 10 dB 50 Hz (sel 200,400 Hz)
Treble control ± 10 dB 10 kHz (sel 2, 6 kHz)
Filtro subsonico 15 Hz 6 dB/oct
Filtro alti 6 kHz 6 dB/oct