HK 640

HK 640

Stereo Integrated Amplifier (55 watts x 2)

製品仕様

Continuous Average Power (FTC) per Channel (stereo mode)
8 ohms... 55 watts @ <0.09% THD
Continuous Average Power (FTC) per Channel (stereo mode)
4 ohms... 75 watts @ <0.3% THD
Dynamic Power
8 ohms... 75 watts (IHF, 1kHz tone burst)
Dynamic Power
4 ohms... 120 watts (IHF, 1kHz tone burst)
Dynamic Power
2 ohms... 160 watts (IHF, 1kHz tone burst)
High Instantaneous Current Capability (HCC)
± 45 Amps
Power Bandwidth
HALF POWER – <10Hz – 100kHz @ 8 ohms
Frequency Response
0.5Hz – 100kHz (+0/-3dB @ 1 watt)
Damping Factor
120
Signal-to-Noise Ratio
TUNER & CD – 99dB (ref rated power output, A-Wtd)
Input Level/Impedance
TUNER & CD – 135mV/22k ohms
Tone Controls
BASS – ±10dB @ 50Hz
Tone Controls
TREBLE – ±10dB @ 10kHz
Power Supply
AC 230V, 50/60Hz
Power Consumption
230 watts
Signal-to-Noise Ratio
OPTIONAL PHONO MM – 80dB (ref rated power output, A-Wtd)
Signal-to-Noise Ratio
OPTIONAL PHONO MC – 75dB (ref rated power output, A-Wtd)
Input Level/Impedance
OPTIONAL PHONO MM -2.2mV/47k ohms, 125pf
Input Level/Impedance
OPTIONAL PHONO MC – 120uV/56ohms
Phono Overload
OPTIONAL PHONO MM – 100mV
Phono Overload
OPTIONAL PHONO MC – 5mV

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