Harman/Kardon PM-660 | Integrated Amplifiers | Amplifiers | Audio Devices | Spring Air
Just bought a '83 HK PM660 | Audio Science Review (ASR) Forum
Doz' Blog: Harman Kardon PM660
Lefson Repair - HARMAN KARDON - PM660 - Nice vintage integrated amplifier. It's fitted with a dual (L+R) symmetrical DC power supply. Fully restored and calibrated. We've replaced more than 50 components