HK 690I

HK 690I

Stereo Receiver (60 watts x 2)

Sold from 1983 until 1985

Predecessor Product: HK 680I
Successor Product: HK 795I

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Product Specifications

Power Supply
AC 120V, 60Hz
Power Consumption
400 watts
MSRP U.S.
$699.95 each
Amplifier Power (RMS)
60 watts per channel @ <0.06% THD
High Instantaneous Current Capability (HCC)
± 45 Amps
Power Bandwidth
10Hz – 100kHz
Frequency Response
0.2Hz – 150kHz (+0/-3dB)
Signal-to-Noise Ratio
PHONO MM – 77dB A-WTD
Signal-to-Noise Ratio
PHONO MC – 79dB A-WTD
Signal-to-Noise Ratio
AUX & DAD – 80dB A-WTD
Input Level/Impedance
PHONO MM – 120 uV/56 ohms
Input Level/Impedance
PHONO MC – 2.2mV/47k ohms, 125pF
Input Level/Impedance
AUX & DAD – 135mV/22k ohms
Tone Controls
BASS – ± 10dB @ 50Hz
Tone Controls
TREBLE – ±10dB @ 10kHz
Tone Controls
BASS TURNOVER – 200Hz/400Hz
Tone Controls
TREBLE TURNOVER – 2kHz/6kHz
Loudness Control
+10dB/+3dB (-40dB Position) at 50Hz/ at 10kHz
Filter
SUBSONIC – 15Hz, 12dB/ Octave
Dimensions (H x W x D)
5-1/4 x 17-7/16 x 14-3/8
Usable Sensitivity
MONO – 11.2dBf (2uV)
Quieting Sensitivity
MONO – 16.8dBf (3.8uV)
Quieting Sensitivity
STEREO – 37.3dBf (40uV)
Alternate Channel Selectivity
FM... 60dB
Stereo Separation
55dB (1kHz)
Total Harmonic Distortion
MONO – 0.06% (1kHz, 100% modulation)
Total Harmonic Distortion
STEREO – 0.08% (1kHz, 100% modulation) mono/stereo
Sensitivity
AM... AM EXTERNAL ANTENNA – 15uV

Stereo Receiver (60 watts x 2)

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