Sansui AU-20000

Data

General

• Manufacturer: Sansui
• Model: AU-20000
• Type: Integrated amplifier
• Construction period: 1977 - 1979
• Made in: Japan
• Color: Black / Wine Red "Definition"
• Power Consumption:
• Dimensions (WxHxD): 460 x 178 x 400 mm.
• Weight: 22.6 kg
• Original price approx.: UVP 4'800 DM

Connections

• Number of inputs:
  • Phono 1: switchable 1.5 mV, 3 mV, 6 mV and switchable 30 kOhm, 50 kOhm, 100 kOhm.
  • Phono 2: switchable 1.5 mV, 3 mV, 6 mV, 50 kOhm
  • Tuner: 100 mV, 50 kOhm

Aux 1 & 2: 100 mV, 50 kOhm

• • Tape Deck 1 & 2 & 3: 100 mV, 50 kOhm
  • Tape Deck 2 DIN:
• Number of Outputs:
  • Tape Deck 1 & 2 Rec: 100 mV, 1.5 kOhm
  • Tape Deck 2 Rec/Play DIN: 30 mV, 70 kOhm
  • Output level (Pre Out): 700 mV 50 kOhm
  • Headphones:
  • Terminals for 4 speakers

Technical Data

• Continuous power (at distortion factor)
  • 8 Ohm (IHF): 2 x 180 W (1 kHz)
  • 4 Ohm:
• Dynamic power
  • 8 Ohm:
  • 4 Ohm:
• Total harmonic distortion: < 0.05 % (max.) 20 ~ 20,000 Hz
• Attenuation factor: 80 / 8 Ohm
• Overall frequency response: 10 - 50,000 Hz (at 1 W)
• Power bandwidth: 5 - 40,000 Hz +0 / -1 dB
• Noise voltage distance:
  • Phono 1 & 2: > 75 dB
  • Tuner: > 90 dB

Aux: > 90 dB

• External voltage margin: Preamplifier: 70 dB (IHF-A)
• Signal-to-noise ratio: power amplifier: 100 dB (IHF-A)
• Tone control:
  • Bass: ± 10 db at 30 Hz, selectable operating frequency: 150 Hz, 300 Hz, 600 Hz.
  • Mids: ± 15 db at 1000 Hz

Treble selectable: ± 10 db at 20000 Hz, insert frequency selectable: 2 kHz, 4 kHz, 8 kHz Low Filter selectable: - 3 dB at 20 Hz or 40 Hz High Filter selectable: - 3 dB at 7 kHz or 12 kHz Loudness: + 10 dB at 50 Hz, + 8 dB at 10 kHz LF muting selectable: 0 dB, - 10 dB, - 30 dB

Special Features

• Pre- and power amplifier separable
• Double mono construction
• The Definition series of 1976 is characterized by the burgundy sheet metal enclosures and includes the units:
  • AU-20000 (integrated amplifier)
  • CA-2000 (preamplifier)

CA-3000 (preamplifier)

• • BA-2000 (power amplifier)
  • BA-3000 (power amplifiers)
  • BA-5000 (power amplifiers)

Notes

• Other models in the same series:
• Preamplifiers:
• Sansui CA-2000
• Sansui CA-3000

• Power amplifier:
• Sansui BA-2000
• Sansui BA-3000
• Sansui BA-5000

• Amplifiers:
• Sansui AU-9900
• Sansui AU-9900 A
• Sansui AU-10000
• Sansui AU-11000
• Sansui AU-11000 A
• Sansui AU-20000

• Tuner
• Sansui TU-9900

Pictures

• Picture: Sansui AU-20000

• Excerpt from brochure: Sansui AU-20000

Reports

• Review AU-20000 from "Hifi Studio": [1]