Used Harman Kardon HK 630 Receivers for Sale | HifiShark.com
Harman Kardon 630 series | diyAudio
HARMAN KARDON 630 Replacement Lamp Kit Replaces Stereo,Meter,Dial & Power Lamps £27.58 - PicClick UK
Latest pickup. Harman Kardon 630 Twin Powered. Paid $125 and it just needed a new fuse for the right channel and a deoxit treatment on the controls. Probably paid too much, but
HARMAN KARDON HK 630 Twin Power Vintage Receiver - LED Lights - YouTube