Kenwood KA-7300

Data

General

  • Manufacturer: Kenwood
  • Model: KA-7300
  • Year of manufacture: 1975 - 1978
  • Made in: Japan
  • Color: silver
  • Type: Analog
  • Remote control: -
  • Power consumption: 450 W
  • Dimensions (WxHxD): 430 x 149 x 376 mm
  • Weight: 14 Kg
  • Original price approx.: 65000 Yen (Japan, 1975), 330 US-$, 1150 DM
    • Option D-7 handles: 60 DM / pair


Connections

  • Number of inputs:
    • Input sensitivity:
    • Phono 1 MM: 2.5mV, 50 kOhm, 260 mV max.
    • Phono 2 MM: 2.5mV, 50 kOhm, max. 260 mV

Tuner: 150mV, 50 kOhm

    • AUX: 150mV, 50 kOhm
    • Tape Play A, B: 150mV, 50 kOhm
    • Main In:
  • Number of Outputs:
    • Outputs:
    • Tape Rec: 150mV, 100 Ohm
    • DIN: 30mV, 80 kOhm
    • Pre-Out:
    • Headphones:
    • Connectors for 3 pairs of speakers


Technical Data

  • Continuous power (at THD)
    • 8 Ohm: 2x65W (RMS, 20Hz...20Khz, 0.08% THD), 2x 70W (8 Ohm, 1Khz)
    • 4 Ohm: 2x85W
  • Dynamic power
    • 8 Ohm:
    • 4 Ohm: 250W
  • Total harmonic distortion: 0.1% THD at 8 Ohm
  • Attenuation factor: 50 at 8 Ohm
  • Frequency response: 20 - 40000 Hz
  • Power bandwidth: 5 - 60000 Hz
  • Signal to noise ratio:
    • Phono 1,2: 76dB (MM)
    • Tuner: 90dB

AUX: 90dB Tape Play: 90dB

  • Tone control
    • Bass:
      • 150Hz : ± 5dB at 100Hz
      • 400Hz : ± 7.5dB at 100Hz
    • Treble:
      • 3Khz : ± 7.5dB at 10Khz
      • 6Khz : ± 5dB at 20Khz
  • Loudness: Level1: +3dB at 50Hz, Level2: +6dB at 50Hz, Level3: +10dB at 50Hz
  • High Filter: +12dB/oct. at 8kHz
  • Low Filter: +12dB/oct. at 40Hz
  • Low Filter (Subsonic): +12dB/oct. at 18Hz
  • Presence :
    • +6dB at 800Hz
    • +6dB at 3Khz

Attenuator: 0 dB, - 20 dB


Special Features

  • Loudness 3-stage
  • Pre- and power amplifier separable
  • Mono / Stereo switch


Notes


Pictures

  • Picture: Kenwood Combi KA-7300 / KT-7300

KA-7300-KT-7300-2.jpg


  • Picture: Kenwood KA-7300 Indoor

KA-7300-1.jpg


  • Picture: Kenwood KA-7300 Backside

KA-7300-2.jpg


  • Excerpt from brochure: Kenwood KA-7300

Kenwood KA-7300-Prospekt-1.jpg


Reports

  • Report from "Mackers": [[1]]
  • Report from "Good Old Hifi": [[2]]


Links

  • External Link: "The Vintage Knob" website: [4]
  • External link: Audio Heritage, Japan website: [5]