Kenwood KR-77 specifications

Category : Receiver

Brand : Kenwood

General

connectors

specifications Tuner section

Technical data amplifier

special features

  • manufacturer: Kenwood
  • model: KR-77
  • year of construction: 1969 - 1971
  • Made in Japan
  • color: silver, Black, wood, foil
  • remote control: no
  • power consumption: 113 W at Full scale / 20 W with no Signal
  • dimensions: 425 x 122 x 315 mm
  • weight: 10.4 kg
  • factory price approx.: 1'200 DM
  • number of inputs:
    • Phono 1,2: 2 mV / 50 K-ohms
    • Aux: 200 mV / 50 K-ohms
    • Tape Play:
      • RCA: 200 mV / 50 K-ohms
      • DIN: 200 mV
    • Main: 100 mV
    • antenna: FM (75 643961b8da111c0a15d770a1109a86d4 Unbalanced / 300 643961b8da111c0a15d770a1109a86d4 Balanced), AT
  • number of outputs:
    • Tape Rec:
      • RCA: 200 mV / 50 K-ohms
      • DIN: 35 mV
      • Dubbing: 200 mV
    • headphones
    • 2 pairs of Speakers
  • Phono 1,2: 2 mV / 50 K-ohms
  • Aux: 200 mV / 50 K-ohms
  • Tape Play:
    • RCA: 200 mV / 50 K-ohms
    • DIN: 200 mV
  • Main: 100 mV
  • antenna: FM (75 643961b8da111c0a15d770a1109a86d4 Unbalanced / 300 643961b8da111c0a15d770a1109a86d4 Balanced), ON
  • RCA: 200 mV / 50 K-ohms
  • DIN: 200 mV
  • Tape Rec:
    • RCA: 200 mV / 50 K-ohms
    • DIN: 35 mV
    • Dubbing: 200 mV
  • headphones
  • 2 pairs of Speakers
  • RCA: 200 mV / 50 K-ohms
  • DIN: 35 mV
  • Dubbing: 200 mV
  • receiving: FM, MW
  • frequencies:
    • FM: 88 - 108 MHz
    • MW: 535 - 1605 kHz
  • frequency response:
  • input sensitivity:
    • FM: 1,9 µV
    • MW: 15µV
  • total harmonic distortion: < 0,8 %
  • signal-to-noise ratio: > 60 dB
  • frequency selection: 2.5 dB
  • channel separation (1 kHz): > 35 dB
  • selectivity:
    • FM: > 40 dB
    • MW: > 25 dB
  • frequency selection:
    • FM: > 70 dB
    • MW: > 25 dB
  • in addition to the wave selection: > 45 dB
  • mirror frequency attenuation:
    • FM: > 70 dB
    • MW: > 90 dB
  • ZF-loss: > 80 dB
  • ON-suppression:
  • FM: 88 - 108 MHz
  • MW: 535 - 1605 kHz
  • FM: 1,9 µV
  • MW: 15µV
  • FM: > 40 dB
  • MW: > 25 dB
  • FM: > 70 dB
  • MW: > 25 dB
  • FM: > 70 dB
  • MW: > 90 dB
  • the duration of the performance (total harmonic distortion)
    • 8 643961b8da111c0a15d770a1109a86d4: 2 x 24 W
    • 4 643961b8da111c0a15d770a1109a86d4: 2 x 33 W
  • dynamic performance
    • 8 643961b8da111c0a15d770a1109a86d4: 56 W (IHF)
    • 4 643961b8da111c0a15d770a1109a86d4s: 75 watts (IHF)
  • total harmonic distortion: < 0,5 % at rated power
  • damping factor: 23 at 8 643961b8da111c0a15d770a1109a86d4s
  • frequency response: 20 - 30000 Hz ± 1.5 dB
  • power bandwidth (IHF): 20 - 30000 Hz
  • signal-to-noise ratio:
    • Phono: 60 dB
    • AUX: 70 dB
    • Tape: 70 dB
  • sound-control:
    • Bass: ± 10 dB at 100 Hz
    • treble: ± 10 dB at 10 kHz
  • Loudness: + 8 dB / 100 Hz, + 3 dB / 10 kHz
  • Low Filter : 200 Hz Cutoff
  • High Filter : 3000 Hz Cutoff
  • 8 643961b8da111c0a15d770a1109a86d4: 2 x 24 W
  • 4 643961b8da111c0a15d770a1109a86d4: 2 x 33 W
  • 8 643961b8da111c0a15d770a1109a86d4: 56 W (IHF)
  • 4 643961b8da111c0a15d770a1109a86d4s: 75 watts (IHF)
  • Phono: 60 dB
  • AUX: 70 dB
  • Tape: 70 dB
  • Bass: ± 10 dB at 100 Hz
  • height: ± 10 dB at 10 kHz
  • Mono / Stereo switch
  • Dubbing output to Front, 6,3 mm Jack plug
  • and the power stage can be separated
  • Center channel output
  • KR-33 L
  • KR-44 SL
  • KR-77
  • KR-100
  • External website "Vintage Electronics": [[1]]

Kenwood KR-77


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