![Vintage HARMAN KARDON HK-630 - Twin Power Receiver. Full Working. Serviced. Clean Photo #1650659 - US Audio Mart Vintage HARMAN KARDON HK-630 - Twin Power Receiver. Full Working. Serviced. Clean Photo #1650659 - US Audio Mart](https://img.usaudiomart.com/uploads/large/1650658-8aa3b4f8-vintage-harman-kardon-hk630-twin-power-receiver-full-working-serviced-clean.jpg)
Vintage HARMAN KARDON HK-630 - Twin Power Receiver. Full Working. Serviced. Clean Photo #1650659 - US 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 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](https://i.redd.it/0ccp8g6r4kt31.jpg)
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
![1974 Harman Kardon HK 630 Twin Power Supply Receiver w/ optional rare wood case For Sale - Canuck Audio Mart 1974 Harman Kardon HK 630 Twin Power Supply Receiver w/ optional rare wood case For Sale - Canuck Audio Mart](https://img.canuckaudiomart.com/uploads/large/3760821-953d31f6-1974-harman-kardon-hk-630-twin-power-supply-receiver-w-optional-rare-wood-case.jpg)
1974 Harman Kardon HK 630 Twin Power Supply Receiver w/ optional rare wood case For Sale - Canuck Audio Mart
![receiver vintage harman kardon hk 630 twin powe - Buy Tube amplifiers and valve microphones on todocoleccion receiver vintage harman kardon hk 630 twin powe - Buy Tube amplifiers and valve microphones on todocoleccion](https://cloud10.todocoleccion.online/radios-amplificadores/tc/2023/09/02/21/429666402.jpg)