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

• Other models in the same series:
• Kenwood KR-2200
• Kenwood KR-3200
• Kenwood KR-4200
• Kenwood KR-5200
• Kenwood KR-6200
• Kenwood KR-7200

Pictures

• Image: Kenwood KR-4200

Reports

• Review by "Hifi Studio": [[1]]

Links

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