• Country
• Japan

• Manufacturer / Brand
• Onkyo, Osaka Denki Onkyo K.K.; Osaka

• Year
• 1980 ?

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 125515

Click on the schematic thumbnail to request the schematic as a free document.

• Number of Transistors
• 82

• Semiconductors
• NJM4558 LB1416 LB1416 LB1416 LB1416

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Power type and voltage
• Alternating Current supply (AC) / 220 Volt

• Loudspeaker
• - This model requires external speaker(s).

• Power out
• 220 W (unknown quality)

• Material
• Metal case

• from Radiomuseum.org
• Model: Super Servo Operation Integrated Stereo Amplifier A-7090 - Onkyo, Osaka Denki Onkyo K.K.;

• Shape
• Book-shelf unit.

• Dimensions (WHD)
• 418 x 155 x 410 mm / 16.5 x 6.1 x 16.1 inch

• Notes

• Power Output: 2× 110 W r.m.s. into 8 Ω.
  Total Harmonic Distortion: 0,018 % at rated power.
  Frequency response: 5 Hz to 80 kHz (±1 dB).
  Available for power supply: AC 120 V, 60 Hz.
  Mains Idle power without signal: 45 W.

• Net weight (2.2 lb = 1 kg)
• 18 kg / 39 lb 10.4 oz (39.648 lb)

• Literature/Schematics (1)
• -- Original-techn. papers.

• Literature/Schematics (2)
• Funkschau (13/1980, S. 78)

• Author
• Model page created by a member from D. See "Data change" for further contributors.

• Other Models

• Here you find 639 models, 616 with images and 62 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Onkyo, Osaka Denki Onkyo K.K.; Osaka