Kenwood KR-90

Data[edit]

General

  • Manufacturer: Kenwood
  • Model: KR-90 (Version KR-90 L with long wave)
  • Years of manufacture: 1982 - 1984
  • Made in: Korea
  • Color: Silver
  • Remote control: no
  • Power consumption: 155 W max.
  • Dimensions (WxHxD): 440 x 78 x 343 mm
  • Weight: 5.8 kg
  • Original price approx.: 750 DM


Connections

  • Number of inputs:
    • Phono MM: 2.5 mV, 50 kOhm, 150 mV max.
    • Tape Play 1, 2: 150 mV, 50 kOhm
    • Tape Play DIN 1, 2: 150 mV, 50 kOhm

FM antenna: 75 Ohm, 300 Ohm

    • MW antenna: 300 Ohm
  • Number of outputs:
    • Tape Rec 1, 2: 150 mV, 30 kOhm
    • Tape Rec DIN: 30 mV, 80 kOhm
    • Headphones (6.3mm jack):
    • 2 speaker pairs


Technical Data

Amplifier

  • Continuous power (at distortion)
    • 8 Ohm: 2x 30 W (RMS, 20 - 20'000 Hz)
    • 4 Ohm: 2x 40 W
  • Dynamic power
    • 8 Ohm:
    • 4 Ohm: 150 W
  • Total harmonic distortion: 0.03 %
  • Attenuation factor: 50 at 8 Ohm
  • Frequency response:
    • Phono: 20 - 20'000 Hz, ± 0,3 dB
    • High level: 5 - 160'000 Hz, + 0 dB, - 3 dB
  • Signal-to-noise ratio:
    • Phono MM: 74 dB
    • Line: 100 dB
  • Tone control:
    • Bass: ± 8 dB at 100 Hz

Treble: ± 8 dB at 10 kHz

  • Loudness: + 10 dB at 100 Hz
  • High Filter: - 6 dB at 5 Hz
  • Low Filter (Subsonic):
  • Mute:


Tuner

  • Reception: FM, MW
  • Frequencies:
    • FM: 87.5 - 108 MHz
    • MW: 530 - 1610 kHz
  • Input sensitivity:
    • FM: 1.9 µV
    • MW: 10 µV
  • Frequency response: 30 - 15'000 Hz, + 0,5 dB, - 1 dB
  • Distortion factor:
    • Mono: 0.1 %
    • Stereo: 0.15 %
  • Signal-to-noise ratio:
    • FM mono: 75 dB

FM stereo: 71 dB

  • Channel separation: 40 dB
  • selectivity: 75 dB
  • Co-wave selection: 1.0 dB
  • Spurious wave selection: 50 dB
  • Image frequency attenuation: 45 dB
  • IF attenuation: 95 dB
  • MW suppression: 68 dB
  • Station memory: 6 FM, 6 MW


Special Features

  • Automatic station search
  • Mono / Stereo switchable


Remarks[edit]


Pictures[edit]

  • Extract from brochure: Kenwood KR-90, KR-820, KR-830, KR-850

Kenwood KR-90.jpg


  • Part of Kenwood KR-90 leaflet

Kenwood KR-90.jpg

Reports[edit]

Links[edit]