Technics SU-8055

Data

General

• Manufacturer: Technics
• Model: SU-8055 / SU-8055 K
• Type: Integrated amplifier
• Years of manufacture: 1978 - 1980
• Made in: Japan
• Color: silver (SU-8055), brown (SU-8055 K)
• Remote control: no
• Power consumption: 500 W
• Dimensions: 430 x 142 x 255 mm (WxHxD)
• Weight: 7,7 kg
• Original price approx.: 650 DM

Connections

• Number of inputs:
  • Phono 1 MM: 2.5 mV / 47 kOhm
  • Phono 2 MC: 170 µV / 100 Ohm
  • Tuner, Aux: 150 mV / 47 kOhm
  • Tape 1 (Cinch/DIN): 180 mV / 33 kOhm
  • Tape 2 (Cinch): 150 mV / 33 kOhm
• Number of outputs:
  • 2x Tape (1x Cinch, 1x Cinch/DIN): 150 mV (Cinch) / 30 mV (DIN).
  • Headphones (6.3 mm jack, front)
  • 2 pairs of loudspeakers

Technical data

• Continuous power (20-20,000 Hz)
  • 8 Ohm: 2x 47 W

4 Ohm: 2x 48 W

• Dynamic power
  • 8 Ohm: 2x 50 W
  • 4 Ohm: 2x 56 W
• Total harmonic distortion: 0.02% (20-20,000 Hz, 8 Ohm)
• Attenuation factor: 36 (8 Ohm), 18 (4 Ohm)
• Frequency response:
  • Phono: RIAA ±0.5 dB
  • Tuner, Aux: 20 - 20,000 Hz (±0.5 dB)
  • Power bandwidth: 5 - 40,000 Hz (-3 dB)
• Signal-to-noise ratio: (extraneous voltage at rated power)
  • Phono MM: 73 dB / 85 dB (IHF-A)
  • Phono MC: 60 / 66 dB (IHF-A)
  • Tuner, Aux: 86 dB / 97 dB (IHF-A)
• Stereo channel separation:
• Tone control:
  • Bass: ±10 dB at 50 Hz

Treble: ±10 at 20 kHz

• Loudness: +7 dB (100 Hz)
• High Filter: 7 kHz (-6 dB/oct.)
• Low Filter (Subsonic): 30 Hz (-6 dB/oct.)
• Mute: -20 dB
• Direct/Line-Straight: yes

Special Features

• Fluorescent power indicator

Remarks

• Other models in the same series:
• Technics SU-8011
• Technics SU-8022
• Technics SU-8044
• Technics SU-8055
• Technics SU-8077
• Technics SU-8088
• Technics SU-8099

Pictures

• Image: Technics SU-8055

• Excerpt from brochure: Technics SU-8055

• K version: