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7Manufacturer: Harman/kardon
Model: HK 680
Type: Integrated amplifier
Years of manufacture: 1995 - 1998
Color: Black
Dimensions: 443 x 134 x 406 mm (WxHxD)
Weight: 12.4 kg
Original price approx.: 1'998 DM

Connections

Inputs:
Tape 1
Tape 2 CD

Tuner
video

Aux 1 + Aux 2
Audio outputs : banana speaker jacks, headphone jack, 2x raw cable speaker jacks

Specifications

Sine power:
8 ohms 85 W per channel / 0.08% THD.
4 Ohm 130 W per channel / 0.3% distortion factor
music power:
8 Ohm 110 W per channel
4 Ohm 170 W per channel
2 Ohm 240 W per channel
Power bandwidth (44.5 W, 8 ohms): 10 Hz - 100,000 Hz
Frequency response at 1 W (+0/-3 dB): 0.25 Hz - 100,000 Hz
Attenuation factor: 80