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Integrated stereo amplifier NA-690

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Integrated stereo amplifier NA-690; Nikko Electric (ID = 2516714) Ampl/Mixer
Nikko Electric: Integrated stereo amplifier NA-690 [Ampl/Mixer] ID = 2516714 965x394
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For model Integrated stereo amplifier NA-690, Nikko Electric Manufacturing Co., Ltd.; Tokyo
 
Country:  Japan
Manufacturer / Brand:  Nikko Electric Manufacturing Co., Ltd.; Tokyo
Year: 1979 Category: Audio Amplifier or -mixer
Semiconductors (the count is only for transistors) Semiconductors present.
Main principle Audio-Amplification
Wave bands - without
Details Hi-Fi equipment
Power type and voltage Alternating Current supply (AC) / 220-240 Volt
Loudspeaker - This model requires external speaker(s).
Power out 90 W (undistorted)
from Radiomuseum.org Model: Integrated stereo amplifier NA-690 - Nikko Electric Manufacturing
Material Metal case
Shape Book-shelf unit.
Dimensions (WHD) 420 x 138 x 435 mm / 16.5 x 5.4 x 17.1 inch
Notes
  • Continuous power output @ 0,04% THD: 45 W ( 8 ohm );
  • Power bandwidth @ 0,04% THD: 10Hz-30KHz;
  • Damping factor ( 8 ohm loads ) @ 1 KHz : 45;
  • Tone control BASS @ 70 Hz : +/- 10 dB;
  • Tone control TREBLE @ 10 KHz : +/- 10 dB;
  • Loudness control. 
Net weight (2.2 lb = 1 kg) 11 kg / 24 lb 3.7 oz (24.229 lb)
Price in first year of sale 498.00 DM
Mentioned in Original Service manual
Literature/Schematics (1) Preis lt. HiFi`80 von "hobby" Stand Sommer 1979

Model page created by Giuseppe Feniello. See "Data change" for further contributors.



All listed radios etc. from Nikko Electric Manufacturing Co., Ltd.; Tokyo
Here you find 110 models, 93 with images and 15 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.




  
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