Kenwood KR-4600

Data

General

  • Manufacturer: Kenwood
  • Model: KR-4600
  • Year of manufacture: 1976 - 1978
  • Made in: Japan
  • Color: silver
  • Remote control: no
  • Power consumption:
  • Dimensions: 500 x 140 x 334 mm (WxHxD).
  • Weight: 11,2 kg
  • Original price approx.: 300 US-$, 1'300 DM


Connections

  • Number of inputs:
    • 2x Phono MM (Cinch): 2.5 mV / 50 kOhm

2x Tape In (Cinch/DIN): 150 mV / 50 kOhm

    • AUX (Cinch): 150 mV / 80 kOhm
    • Adapter In
    • Antenna FM (75/300 Ohm), AM
  • Number of outputs:
    • 2x Tape Out (Cinch/DIN): 150 mV / 100 Ohm (Cinch); 30 mV / 80 kOhm (DIN)
    • Adapter Out

FM Quadradial

    • Headphones (6.3 mm jack, front)
    • 2 pairs of loudspeakers


Technical Specifications

Amplifier

  • Continuous power

8 Ohm: 2x 30 W (20-20,000 Hz) 4 Ohm: 2x 34 W (1 kHz)

  • Dynamic power
    • 8 Ohm:
    • 4 Ohm:
  • Total harmonic distortion: 0.5% (at nominal power)
  • Attenuation factor: 40 (8 Ohm)
  • Frequency response:
    • Preamplifier: 20 - 50,000 Hz
    • Power bandwidth: 7 - 35,000 Hz
  • Signal-to-noise ratio:
    • Phono MM: 70 dB
    • AUX, Tape: 90 dB
  • Stereo channel separation:
  • Tone control:
    • Bass: ±8 dB at 100 Hz

Treble: ±8 dB at 10 kHz

  • Loudness: +8/+5 dB (100 Hz/10 kHz)
  • High Filter: -10 dB at 10 kHz
  • Low Filter (Subsonic): no
  • Mute: FM muting
  • Direct/Line-Straight: no


Tuner

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

MW: 525 - 1605 kHz

  • Frequency response: 20 - 15,000 Hz (+0/-1.5 dB, FM)
  • Input sensitivity:
    • FM: 1.8 µV (IHF)

MW: 20 µV Distortion factor:

    • FM: 0.15% (mono), 0.25% (stereo).
  • Signal-to-noise ratio:
    • FM: 75 dB (mono), 70 dB (stereo)

MW: 50 dB

  • Channel separation:
    • FM: 40 dB (at 1 kHz)
  • Selectivity: (IHF)

FM: 80 dB

    • MW: 35 dB
  • Equal wave selection:
    • FM: 1.5 dB
  • Spurious wave selection:
    • FM: 85 dB
  • Image frequency attenuation:
    • FM: 85 dB
    • MW: 45 dB

IF attenuation:

    • FM: 100 dB
  • AM suppression: 65 dB


Comments


Pictures

  • Image: Kenwood KR-4600

Kenwood KR-4600-1.jpg


Reports

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