Kenwood KR-7200

Data

General

  • Manufacturer: Kenwood
  • Device type: Receiver
  • Model: KR-7200
  • Years of manufacture: 1972 - 1974
  • Manufactured in: Japan
  • Color: Silver / Black, walnut wooden cabinet
  • Power consumption: 180 W max.
  • Dimensions: 435 x 146 x 356 mm
  • Weight: 13,4 Kg
  • Original price approx.: 2'298 DM


Connections

  • Number of inputs:
    • Phono 1 MM: 2.5 mV, 50 kOhm
    • Phono 2 MM: 2,5 mV, 50 kOhm
    • Microphone: Level control / 6.3 mm jack plug on front panel
    • AUX 1: 180 mV, 30 kOhm
    • AUX 2: 180 mV, 30 kOhm
    • Tape 1 Play:
      • RCA: 180 mV, 30 kOhm
      • DIN: 30 mV, 80 kOhm
    • Tape 2 Play:
      • Cinch: 180 mV, 30 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
    • 3 speaker pairs


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: 1.6 µV (IHF)

MW: 15 µV Distortion factor:

    • FM: 0.4 % (mono), 0.6 % (stereo).
    • MW: 0.5

Signal-to-noise ratio:

    • FM: 69 dB (mono), 66 dB (stereo)
    • MW: 45 dB
  • Channel separation:
    • FM: 40 dB (at 1 kHz)

Separation: (IHF) FM: 75 dB

    • MW: 35 dB
  • Equal wave selection:
    • FM: 1.3 dB
  • Spurious wave selection:
    • FM: 60 dB
  • Image frequency attenuation:
    • FM: 90 dB
    • MW: 45 dB

IF attenuation:

    • FM: 100 dB
  • AM suppression: 70 dB


Technical Data Amplifier Part

  • Continuous power:
    • 8 Ohm: 2 x 55 W (20 - 20,000 Hz).
    • 4 Ohm: 2 x 75 W (1 kHz)
  • Dynamic power
    • 8 Ohm:
    • 4 Ohm: 260 W (1 kHz)
  • Total harmonic distortion: 0.8% (at nominal power)
  • Attenuation factor: 30 (8 Ohm)
  • Frequency response:
    • Preamplifier: 20 - 40,000 Hz ± 1 dB)
    • Power bandwidth: 10 - 45,000 Hz
  • Signal-to-noise ratio:
    • Phono 1,2: 60 dB
    • Microphone: 60 dB
    • AUX, Tape: 75 dB
  • Tone control:
    • Bass: ± 10 dB at 100 Hz

Mids: ± 10 dB at 800 Hz Treble: ± 10 dB at 10 kHz

  • Loudness: + 8 / + 5 dB (100 Hz / 10 kHz)
  • Low Filter (Subsonic): - 8 dB at 100 Hz
  • High Filter: - 10 dB at 10 kHz
  • Mute: FM Muting


Special Features

  • Pre-Out output
  • Midrange control
  • Tape 2: jack Rec / Play on front panel
  • Microphone: input, level control on front panel


Notes


Pictures

  • Image: Kenwood KR-7200 Front

KR-7200-1.jpg


  • Picture: Kenwood KR-7200 Front Microphone / Tape B inputs and outputs.

KR-7200-2.jpg


Reviews

  • Review by "Good Old Hifi": [[1]]
  • Report from "Hifi Studio": [[2]]
  • Report from "Mackers": [[3]]


Links

  • External link to website "Hifi Archive": [[4]