Kenwood KA-2500

Data

General

• Manufacturer: Kenwood
• Model: KA-2500

Type: Amplifier

• Years of manufacture: 1967 - 1969
• Made in: Japan
• Color: Black
• Power consumption: 110 W at full level
• Dimensions (WxHxD): 330 x 105 x 237 mm
• Weight: 5.9 Kg
• Original price approx.: 31600 Yen (Japan, 1967), 480 DM

Connections

• Number of inputs:
  • Input sensitivity:
  • Phono 1 MM: 2.2mV
  • Phono 2 MM: 2.2mV
  • Tuner: 200mV
  • AUX: 200mV
  • Tape Play: 200mV
• Number of Outputs:
  • Outputs:
  • Tape Rec:
  • DIN:
  • Mono Output:
  • Headphones:
  • Connectors for 2 pairs of speakers

Technical Data

• Continuous power (at THD)
  • 8 Ohm: 2x17 W (RMS, 20Hz...20Khz, 0.08% THD), 2x 20W (8 Ohm, 1Khz)
  • 4 Ohm:
• dynamic power
  • 8 Ohm: 55 W IHF
  • 4 Ohm: 70 W IHF
• Total harmonic distortion: < 0.8% THD at rated power from 20 - 20000 Hz
• Attenuation factor: 25 at 8 Ohm
• Frequency response: 11 - 32000 Hz
• Power bandwidth: 15 - 30000 Hz
• Signal to noise ratio:
  • Phono 1,2: 60dB (MM)
  • Tuner: 70dB

AUX: 70dB Tape Play: 70dB

• Tone control

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

• Loudness: + 6 dB at 100 Hz, + 2 dB at 10 kHz
• High Filter: Cutoff at 6kHz
• Low Filter: Cutoff at 50Hz

Special Features

• Mono / Stereo switch
• Mono center channel output

Remarks

• Other models in the same series:
  • Kenwood KA-2000:
    • Kenwood KA-2000
  • Kenwood KA-2500:
    • Kenwood KA-2500

• Corresponding Tuner:
  • Kenwood KT-3500:
    • Kenwood KT-3500

Pictures

• Picture: Brochure excerpt Kenwood KA-2000 / KA-2500

Links

• External link: Audio Heritage, Japan website: [1]