Used Harman Kardon HK 630 Receivers for Sale | HifiShark.com
Harman Kardon 630
Harmon Kardon 630 Twin Power Stereo Receiver - 30 Watts Per | Reverb
Harman Kardon - HK-630 - Amplifier - Catawiki
Harman Kardon HK-630 For Sale - Canuck Audio Mart
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 Integrated Amplifier HK503 HK 503 | eBay
w-audio - Harman Kardon Hk 630 Twin Powered | Facebook