Harman Kardon HK825

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Videos (tutorials) Documents (manuals)


Harman Kardon HK825 and HK870 Restoration 9-29-13

Restoring a vintage Harman Kardon audio system. There were a number of things that I forgot to mention during the filming, due to ...

Harman Kardon HK-825 Pre-amplifier

Playing Vivaldi music.

Harman/Kardon hk 870 hk 825 Preamp & Power Amplifier

video demo of a harman system.