Kenwood KA-9800

Data

General

• Manufacturer: Kenwood
• Model: KA-9800 (Gun metal version of the KA-8300, otherwise identical)

Type: Integrated amplifier

• Years of manufacture: 1975 - 1977
• Manufactured in: Japan
• Color: Gun metal grey
• Power consumption: 680 W max.
• Dimensions: 430 x 149 x 376 mm (WxHxD)
• Weight: 16.7 kg
• Original price approx.: 1'600 DM (1979)
• New price rack handles D-7: 60 DM / pair

Connections

• Number of inputs:
  • 2x Phono: 2.5 mV / 50 kOhm
  • Tuner, Aux, 2x Tape: 150 mV / 50 kOhm
  • Power In
• Number of outputs:
  • Pre Out: 1 V / 330 Ohm
  • Headphones
  • 3 speaker pairs (A,B,A+B,C)

Technical Data

• Continuous power (at distortion factor)
  • 8 Ohm: 2x 100 W (1 kHz)

4 Ohm: 2x 120 W (1 kHz)

• Dynamic power
  • 8 Ohm:
  • 4 Ohm:
• Total harmonic distortion: 0.03% (rated power/8 ohms)
• Attenuation factor: 50 (8 Ohm)
• Frequency response:
  • DC - 100,000 Hz (+0/-1 dB).
  • Aux, Tape: 7 Hz - 50 kHz (+0/-1 dB)
  • Phono: RIAA ±0.2 dB
• Signal-to-noise ratio: 115 dB (short-circuited)
• Stereo channel separation:
• Tone control:
  • Bass: yes, ±7.5 dB at 100 Hz (crossover frequency: 400 Hz).

Treble: yes, ±7.5 dB at 10 kHz (crossover frequency: 3 kHz) Loudness: yes, at -30 dB: +10 dB (100 Hz), +10 dB (30 Hz)

• High Filter: yes, 8 kHz (12db/octave)
• Low Filter (Subsonic): yes, 18 Hz (12dB/octave)
• Mute: no
• Direct/Line-Straight: yes

Special Features

• Separable pre/power amplifier
• Analog VU meter
• Rack handles optional

Notes

• Other models in the same series:
  • Kenwood KA-8300
  • Kenwood KA-9800

• Corresponding tuners of the same series:
  • Kenwood KT-8300
  • Kenwood KT-9900

Pictures

• Image: Kenwood KA-9800

Reviews

• Review by "Good Old Hifi": [[1]]

• Report from "Hifi Studio": [[2]]

Links

• External link: Hifi Archive website: [3]