Kenwood KA-4000 specifications

Category : Integrated amplifier

Brand : Kenwood

General

connectors

Technical data

special features

• manufacturer: Kenwood
• model: KA-4000
• year of construction: 1968 - 1971
• Made in Japan
• color: silver, Wood side panels
• type: amplifier
• power consumption: 180 W at Full scale, 13 W with no Signal
• dimensions (WxHxD): 408 x 134 x 280 mm
• weight: 8 Kg
• factory price approx.: 49800 Yen (Japan, 1968), 800-DM

• inputs:
  • input sensitivity:
  • Phono 1 MM: 2 mV, 50 kOhm s
  • Phono 2 MM: 2 mV, 50 kOhm s
  • microphone: 2 mV, 100 kOhm
  • Tuner: 200mV, 100 kOhm
  • AUX: 200mV, 100 kOhm
  • Tape Play HD: 2,3 mV, 100 kOhm
  • Tape Play: 200mV, 100 kOhm
    • Tape DIN:
  • Main: 100 mV, 300 kOhm
• outputs:
  • Tape Rec:
    • DIN:
  • Pre-Out:
  • headset:
  • connections for 2 pairs of Speakers

• input sensitivity:
• Phono 1 MM: 2 mV, 50 kOhm s
• Phono 2 MM: 2 mV, 50 kOhm
• microphone: 2 mV, 100 kOhm
• Tuner: 200mV, 100 kOhm
• AUX: 200mV, 100 kOhm
• Tape Play HD: 2,3 mV, 100 kOhm
• Tape Play: 200mV, 100 kOhm
  • Tape DIN:
• Main In: 100 mV, 300 kOhm

• Tape DIN:

• Tape Rec:
  • DIN
• Pre-Out:
• headphone:
• connections for 2 pairs of Speakers

• DIN

• the duration of the performance (total harmonic distortion)
  • 8 Ohm : 2x32 W (RMS , 20Hz...20kHz, 0.05% THD), 2x 40W (8 Ohm , 1kHz)
  • 4 Ohm : 2x53 W
• Dynamic power
  • 8 Ohm : 100 W IHF
  • 4 Ohm : 120 W IHF
• Total harmonic distortion: 0.5% THD at rated power of 20 - 20000 Hz
• Attenuation factor: 56 to 8 ohms
• Frequency response:
• Power amplifier only: 18 - 50000 Hz, ± 1 dB
• High Level Input: 20 - 50000 Hz, ± 1 dB
• Power bandwidth: 13 - 30000 Hz
• Signal-to-noise ratio: < ul>
• Phono 1: 65 dB
• Phono 2: 65 dB
• Microphone: 67 dB
• Tape HD: 63 dB
• Tuner: 77 dB
• AUX: 77 dB
• Tape Play: 77 dB

• 8 Ohm : 2x32 W (RMS , 20Hz...20Khz, 0,05% THD), 2x 40W (8 Ohm s, 1Khz)
• 4 Ohm : 2x53 W

• 8 Ohm s: 100 W IHF
• 4 Ohm s: 120 W IHF

• Phono 1: 65 dB
• Phono 2: 65 dB
• microphone: 67 dB
• Tape HD: 63 dB
• Tuner: 77 dB
• AUX: 77 dB
• Tape Play: 77 dB

• Bass: ± 10 dB at 100 Hz
• height: ± 10 dB at 10 Khz

• Pre - and power amp separable
• Mono / Stereo switch
• Mono Center channel output

• Other models from the same series:
  • Kenwood KA-2600 :
    • KA-2600
  • Kenwood KA-400 0:
    • KA-4000
  • Kenwood KA-60 00:
    • KA-6000

• Kenwood KA-2600 :
  • KA-2600
• Kenwood KA-400 0:
  • KA-4000
• Kenwood KA-60 00:
  • KA-6000

• KA-2600

• KA-4000

• KA-6000

• vorgänger Modell:
  • predecessor

• predecessor

• successor model:
  • Kenwood KA-50 02:
    • KA-5002

• Kenwood KA-50 02:
  • KA-5002

• KA-5002

• Corresponding Tuner:
  • Kenwood KT-50 00
    • KT-5000
  • Kenwood KT-7000
    • KT-7000

• Kenwood KT-50 00
  • KT-5000
• Kenwood to KT-7000
  • KT-7000

• KT-5000

• KT-7000

• Kenwood recommended:
  • Denoiser Kenwood KF-8011
    • KF-8011
  • oscilloscope Kenwood KC-6060
    • KC-6060
  • oscilloscope Kenwood KC-6060 A (follow-up model from 1971 onwards available)
    • KC-6060 A

• Denoiser Kenwood KF-8011
  • KF-8011
• oscilloscope Kenwood KC-6060
  • KC-6060
• Oscilloscope Kenwood KC-6060 A (follow-up model from 1971 onwards available)
  • KC-6060 A

• KF-8011

• KC-6060

• KC-6060 A

• The devices outside of Japan under the "brand name" Kenwood sold. In Japan and partly in other markets, the company name Trio was used. The company was renamed Kenwood Corporation only in 1986 (source Wikipedia).

• Picture: Kenwood KA-400 0

• Picture: Kenwood KA-400 0 Back cover

• Excerpt from Brochure: Kenwood Kombi KA-4000 / KT-7000

• External link: Website "Audio Heritage , Japan": [1]

Comment:

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