VINTAGE Top model HARMAN KARDON TWIN POWERED DC STEREO RECEIVER HK 670 VINTAGE SILVER FACE tested and working. Cleaned and D’Oxed all controls. 60 watts per channel . Some scratches so please review the images as they are part of the description. I’m happy to send more photos if you wish. From ToneAudio: The HK670 twin powered integrated receiver was Harman/Kardon’s top of the line model from about 1979 to 1981 and was its last with an analog tuner. The original retail price was $569. This retail price was for the standard metal case; there was an optional walnut case that cost extra. Basic Specs (pulled from the hk670 owner's manual) Power output: 60 watts per channel into 8? (stereo) Frequency response: below 3Hz to 140kHz (-3.0 dB) Total harmonic distortion: 0.03% 1kHz at rated output Intermodulation distortion: 0.05% at rated output Damping factor: >30 at 8? Input sensitivity: 2.2mV (MM), 130mV (line) Signal to noise ratio: 90dB (MM), 102dB (line) Speaker load impedance: 8? to 16? Dimensions: 18.5 (W) x 6.25 (H) x 14.0 (D) | 476mm (W) x 159mm (H) x 360mm (D) Weight: 26 lbs | 12kg Years: 1979-1981

VINTAGE Top model HARMAN KARDON TWIN POWERED DC STEREO RECEIVER HK 670 VINTAGE SILVER FACE tested and working. Cleaned and D’Oxed all controls. 60 watts per channel . Some scratches so please review the images as they are part of the description. I’m happy to send more photos if you wish. From ToneAudio: The HK670 twin powered integrated receiver was Harman/Kardon’s top of the line model from about 1979 to 1981 and was its last with an analog tuner. The original retail price was $569. This retail price was for the standard metal case; there was an optional walnut case that cost extra. Basic Specs (pulled from the hk670 owner's manual) Power output: 60 watts per channel into 8? (stereo) Frequency response: below 3Hz to 140kHz (-3.0 dB) Total harmonic distortion: 0.03% 1kHz at rated output Intermodulation distortion: 0.05% at rated output Damping factor: >30 at 8? Input sensitivity: 2.2mV (MM), 130mV (line) Signal to noise ratio: 90dB (MM), 102dB (line) Speaker load impedance: 8? to 16? Dimensions: 18.5 (W) x 6.25 (H) x 14.0 (D) | 476mm (W) x 159mm (H) x 360mm (D) Weight: 26 lbs | 12kg Years: 1979-1981

VINTAGE Top model HARMAN KARDON TWIN POWERED DC STEREO RECEIVER HK 670 VINTAGE SILVER FACE tested and working. Cleaned and D’Oxed all controls. 60 watts per channel . Some scratches so please review the images as they are part of the description. I’m happy to send more photos if you wish. From ToneAudio: The HK670 twin powered integrated receiver was Harman/Kardon’s top of the line model from about 1979 to 1981 and was its last with an analog tuner. The original retail price was $569. This retail price was for the standard metal case; there was an optional walnut case that cost extra. Basic Specs (pulled from the hk670 owner's manual) Power output: 60 watts per channel into 8? (stereo) Frequency response: below 3Hz to 140kHz (-3.0 dB) Total harmonic distortion: 0.03% 1kHz at rated output Intermodulation distortion: 0.05% at rated output Damping factor: >30 at 8? Input sensitivity: 2.2mV (MM), 130mV (line) Signal to noise ratio: 90dB (MM), 102dB (line) Speaker load impedance: 8? to 16? Dimensions: 18.5 (W) x 6.25 (H) x 14.0 (D) | 476mm (W) x 159mm (H) x 360mm (D) Weight: 26 lbs | 12kg Years: 1979-1981