Kenwood KR-4200

Data

General

  • Manufacturer: Kenwood
  • Device type: Receiver
  • Model: KR-4200
  • Years of manufacture: 1972 - 1974
  • Manufactured in: Japan
  • Color: Silver / Black, Walnut Wooden Cabinet
  • Power consumption:
  • Dimensions: 435 x 144 x 346 mm
  • Weight: 10.7 Kg
  • Original price approx.: 1'200 DM


Connections

  • Number of inputs:
    • Phono MM: 3 mV, 50 kOhm
    • AUX 1: 180 mV, 50 kOhm
    • AUX 2: 180 mV, 50 kOhm
    • Tape 1 Play:
      • Cinch: 200 mV, 45 kOhm
      • DIN: 30 mV, 80 kOhm
    • Tape 2 Play:
      • Cinch: 200 mV, 45 kOhm
    • Antenna FM (75 Ohm Unbalanced / 300 Ohm Balanced), AM.
  • Number of Outputs:
    • Tape 1 Rec:
      • Cinch: 150 mV, 100 Ohm
      • DIN: 30 mV, 80 kOhm
    • Tape 2 Rec:
      • Cinch: 150 mV, 100 Ohm
    • Headphones: 6.3 mm jack plug
    • 2 pairs of loudspeakers


Technical Data Tuner Part

  • Reception: FM, MW
  • Frequencies:
    • FM: 87.5 - 108 MHz

MW: 525 - 1605 kHz

  • Frequency response: 20 - 15,000 Hz (+ 0.5, - 2 dB, FM)
  • Input sensitivity:
    • FM: 2.0 µV (IHF)

MW: 25 µV Distortion factor:

    • FM: 0.5 % (mono), 0.8 % (stereo).
    • MW: 0.5

Signal-to-noise ratio:

    • FM: 69 dB (mono), 63 dB (stereo)
    • MW: 45 dB
  • Channel separation:
    • FM: 40 dB (at 1 kHz)
  • Separation: (IHF)

FM: 50 dB

    • MW: 30 dB
  • Equal wave selection:
    • FM: 3.0 dB
  • Spurious wave selection:
    • FM: 60 dB
  • Image frequency attenuation:
    • FM: 90 dB
    • MW: 35 dB

IF attenuation:

    • FM: 90 dB
  • AM suppression: 60 dB


Technical Data Amplifier Part

  • Continuous power:
    • 8 Ohm: 2 x 17.5 W (20 - 20,000 Hz).
    • 4 Ohm: 2 x 32 W (1 kHz)

Dynamic power

    • 8 Ohm: 62 W
    • 4 Ohm: 82 W
  • Total harmonic distortion: 0.7% (at nominal power)
  • Attenuation factor: 50 (8 Ohm)
  • Frequency response: 25 - 25,000 Hz ± 1 dB)
  • Power bandwidth: 22 - 35,000 Hz
  • Signal-to-noise ratio:
    • Phono: 63 dB
    • AUX, Tape: 75 dB
  • Tone control:
    • Bass: ± 10 dB at 100 Hz

Treble: ± 10 dB at 10 kHz

  • Loudness: + 8 / + 5 dB (100 Hz / 10 kHz)
  • Noise Filter: - 10 dB at 10 kHz
  • Mute: FM muting


Special Features

  • Mono / Stereo switch


Remarks


Pictures

  • Image: Kenwood KR-4200

KR-4200-1.jpg


Reports

  • Review by "Hifi Studio": [[1]]


Links

  • External link to website "Hifi Archive": [[2]