Technics - SU-7700K Solid state integrated amplifier
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Expert
Selected by Ariel Cabello
Holds dual bachelor's degrees in electronics and physics with 20 years in audio engineering.
Estimate € 280 - € 350
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Description from the seller
Great sounding, very large amplifier of absolute top class, which sounds very dynamic and full
Really the beautiful full and warm sound of the past with very controlled bass reproduction and beautiful detail reproduction.
Beautifully illuminated VU meters, due a new flicker free led lamp.
Manufacturer: Technics
Model: SU-7700
Type: Integrated amplifier
Years of manufacture: 1977 - 1979
Made in: Osaka, Japan
Colour: Silver, wooden cabinet black, as SU-7700K in Technics Brown
Remote control:
Power consumption: 450 W
Dimensions: 410 x 139 x 334 mm (WxHxD)
Weight: 9,7 kg
Original price approx.: 900 DM
Connections
Number of inputs:
Phono (MM): 2.5 mV, 47 kOhm
Radio: 150 mV, 47 kOhm
Aux: 150 mV, 47 kOhm
2x tape: 150 mV, 47 kOhm
Number of outputs:
2x tape
Headphones (6.3mm jack)
2 speaker pairs (4 - 16 Ohm)
Technical Data
Continuous power (at distortion factor)
8 Ohm: 2x 53 W (1 kHz), 2x 50 W (20-20,000 Hz)
4 Ohm: 2x 70 W (1 kHz), 2x 60 W (20-20,000 Hz)
Total harmonic distortion: 0.08% (nominal power, 20-20,000 Hz)
Attenuation factor: 80 (8 ohms)
Frequency response:
5 - 80,000 Hz (+0/-3 dB).
20 - 20,000 Hz (±0.5 dB)
Signal-to-noise ratio:
Full scale: 58 dB (low level), 83 dB (high level).
2x 50 mW: 53 dB (high level)
Stereo channel separation:
Tone control:
Bass: ±12 dB (50 Hz).
Treble: ±12 dB (20 kHz)
Loudness: yes
High Filter: 8 kHz (-6 dB/oct)
Low Filter (Subsonic): 30 Hz (-12 dB/oct)
Mute:
Special Features
Electronic overload protection circuit
2 VU meters
Original condition
Set on 240V input
Pictures are part of the description.
Signs of use on a edges and top
Carefully insured shipped!!
Great sounding, very large amplifier of absolute top class, which sounds very dynamic and full
Really the beautiful full and warm sound of the past with very controlled bass reproduction and beautiful detail reproduction.
Beautifully illuminated VU meters, due a new flicker free led lamp.
Manufacturer: Technics
Model: SU-7700
Type: Integrated amplifier
Years of manufacture: 1977 - 1979
Made in: Osaka, Japan
Colour: Silver, wooden cabinet black, as SU-7700K in Technics Brown
Remote control:
Power consumption: 450 W
Dimensions: 410 x 139 x 334 mm (WxHxD)
Weight: 9,7 kg
Original price approx.: 900 DM
Connections
Number of inputs:
Phono (MM): 2.5 mV, 47 kOhm
Radio: 150 mV, 47 kOhm
Aux: 150 mV, 47 kOhm
2x tape: 150 mV, 47 kOhm
Number of outputs:
2x tape
Headphones (6.3mm jack)
2 speaker pairs (4 - 16 Ohm)
Technical Data
Continuous power (at distortion factor)
8 Ohm: 2x 53 W (1 kHz), 2x 50 W (20-20,000 Hz)
4 Ohm: 2x 70 W (1 kHz), 2x 60 W (20-20,000 Hz)
Total harmonic distortion: 0.08% (nominal power, 20-20,000 Hz)
Attenuation factor: 80 (8 ohms)
Frequency response:
5 - 80,000 Hz (+0/-3 dB).
20 - 20,000 Hz (±0.5 dB)
Signal-to-noise ratio:
Full scale: 58 dB (low level), 83 dB (high level).
2x 50 mW: 53 dB (high level)
Stereo channel separation:
Tone control:
Bass: ±12 dB (50 Hz).
Treble: ±12 dB (20 kHz)
Loudness: yes
High Filter: 8 kHz (-6 dB/oct)
Low Filter (Subsonic): 30 Hz (-12 dB/oct)
Mute:
Special Features
Electronic overload protection circuit
2 VU meters
Original condition
Set on 240V input
Pictures are part of the description.
Signs of use on a edges and top
Carefully insured shipped!!
Details
Era
1900-2000
Brand
Technics
Model
SU-7700K
Multiple Models
No
Physical condition
Good
Nr of items
1
Includes
Power cord
Weight
15 kg
Functional condition
Tested and working/playable
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