![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://preview.redd.it/0ccp8g6r4kt31.jpg?auto=webp&s=be1c26211d3592fc45ea05d3b0cddd080257e618)
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
![Vintage HARMAN KARDON HK-630 - Twin Power Receiver. Full Working. Serviced. Clean Photo #1650659 - UK Audio Mart Vintage HARMAN KARDON HK-630 - Twin Power Receiver. Full Working. Serviced. Clean Photo #1650659 - UK 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 - UK Audio Mart
![1974 Harman Kardon HK 630 Twin Power Supply Receiver w/ optional rare wood case Photo #3760830 - US Audio Mart 1974 Harman Kardon HK 630 Twin Power Supply Receiver w/ optional rare wood case Photo #3760830 - US Audio Mart](https://img.canuckaudiomart.com/uploads/large/3760830-391dc6a2-1974-harman-kardon-hk-630-twin-power-supply-receiver-w-optional-rare-wood-case.jpg)