Kenwood KA-5002

Data

General

  • Manufacturer: Kenwood
  • Model: KA-5002
  • Years of manufacture: 1971 - 1973
  • Made in: Japan
  • Color: Silver, wood side panels
  • Type: Amplifier
  • Power consumption: 200 W at full output, 15 W without signal
  • Dimensions (WxHxD): 408 x 134 x 280 mm
  • Weight: 9 Kg
  • Original price approx.: 65000 Yen (Japan, 1971), 220 US-$, 900 DM


Connections

  • Number of inputs:
    • Input sensitivity:
    • Phono 1 MM: 2.5mV, switchable 30 kOhm, 80 kOhm.
    • Phono 2 MM/MC: 2.5mV, 50 kOhm, switchable 0.06mV, 200 Ohm
    • Microphone: 2.5mV, 50 kOhm
    • Tuner: 200mV, 100 kOhm
    • AUX 1,2: 200mV, 100 kOhm
    • Tape Play A, B: 200mV, 100 kOhm
    • Main In: 1 V, 50 kOhm
  • Number of Outputs:
    • Outputs:
    • Tape Rec A, B: 200mV
      • DIN: 40mV
      • Dubbing: 200 mV
    • Pre-Out:
    • Headphones: Yes, 6.3 mm jack socket
    • Connectors for 2 speaker pairs (A, B and A+B)


Technical Data

  • Continuous power (at distortion factor)
    • 8 Ohm: 2x30 W (RMS, 20Hz...20Khz, 0.08% THD), 2x 50W (8 Ohm, 1Khz)
    • 4 Ohm: 2x60 W; 2x 48 W (1Khz)
  • Dynamic power
    • 8 Ohm: Total 120 W IHF (= 2x 60 W)
    • 4 Ohm: Total 150 W IHF (= 2x 75 W)
  • Total harmonic distortion: 0.5% THD at rated power from 20 - 20,000 Hz
  • Attenuation factor: 45 into 8 Ohm, 90 into 16 Ohm
  • Frequency response: 20 - 50,000 Hz
  • Signal-to-noise ratio:
    • Phono 1,2: 65dB (MM).
      • Phono 2, 0,06mV: 45 dB (MC = position Low = impedance 200 Ohm)
    • Microphone: 67 dB

Aux, Tuner, Tape Play: 77dB

  • Tone control

Bass: ± 10 dB at 100Hz treble: ± 10 dB at 10Khz

  • Loudness: + 8 dB at 100 Hz, + 3 dB at 10 kHz
  • High Filter: +12dB/oct. at 7kHz
  • Low Filter: +12dB/oct. at 80Hz

Muting: 0 dB, - 20 dB


Special Features

  • Input for Phono MC (at that time there were almost no MC systems!)
  • Inputs and outputs for 4-channel operation
  • Pre- and power amplifier separable
  • Control switch for balance control (zero balance)
  • Mono center channel output

Notes

  • Other models in the same series:


  • Previous model:
  • Successor model:



  • Kenwood recommended:
    • Kenwood KF-6011 denoiser
    • Kenwood KF-8011 denoiser
    • Oscilloscope Kenwood KC-6060 (previous model)
    • Oscilloscope Kenwood KC-6060 A

Pictures

  • Picture: Kenwood Combi KA-5002 / KT-5000

Kenwood KA-5002-KT-5000-1.jpg KenwoodKA5002.42.JPG KenwoodKA5002.01.JPG KenwoodKA5002.02.JPG

  • Extract from brochure: Kenwood KA-5002

KA-5002-Prospekt-2.jpg

Reports

  • Restoration Kenwood KA-5002 at "Vintage Audio Addict." [1]

Links

  • External link: "Audio Heritage, Japan" website: [2]

http://audio.mezei.fr/pages/KenwoodKA5002.html