Kenwood KR-4070 specifications

Category : Receiver

Brand : Kenwood

General

connectors

Technical data

amplifier

Tuner

• manufacturer: Kenwood
• model: KR-4070 (KR-4770)
• type: Receiver
• year of construction: 1978 - 1980
• Made in Japan
• color: silver (KR-4770: Anthracite metallic)
• remote control: no
• power consumption: 300 W
• dimensions: 468 x 149 x 392 mm (WxHxD)
• weight: 9.4 kg
• factory price approx.: 898 DM (1978)

• number of inputs:
  • Phono MM (RCA): 2.5 mV / 50 K-ohms
  • 1x Tape In (RCA/DIN): 150 mV / 45 k643961b8da111c0a15d770a1109a86d4
  • Aux (RCA): 150 mV / 45 k643961b8da111c0a15d770a1109a86d4
  • antenna FM (75/300 643961b8da111c0a15d770a1109a86d4), AT
• number of outputs:
  • 1x Tape Out (RCA/DIN):
  • headphone (6.3 mm Jack, front)
  • 2 pairs of Speakers

• Phono MM (RCA): 2,5 mV / 50 K-ohms
• 1x Tape In (RCA/DIN): 150 mV / 45 k643961b8da111c0a15d770a1109a86d4
• Aux (RCA): 150 mV / 45 k643961b8da111c0a15d770a1109a86d4
• antenna FM (75/300 643961b8da111c0a15d770a1109a86d4), AT

• 1x Tape Out (RCA/DIN):
• headphone (6.3 mm Jack, front)
• 2 pairs of Speakers

• continuous power
  • 8 643961b8da111c0a15d770a1109a86d4: 2x 40 W (20-20.000 Hz)
  • 4 643961b8da111c0a15d770a1109a86d4:
• dynamic performance
  • 8 643961b8da111c0a15d770a1109a86d4s:
  • 4 643961b8da111c0a15d770a1109a86d4:
• total harmonic distortion: 0.05% (at nominal power)
• damping factor:
• frequency response:
  • power bandwidth: 10 - 40,000 Hz
• signal-to-noise ratio: (IHF-A)
  • Phono MM: 73 dB
  • AUX, Tape: 95 dB
• stereo channel separation:
• control:
  • Bass: ±8 dB at 100 Hz
  • treble sound: ±8 dB at 10 kHz
• Loudness: +9 dB (100 Hz)
• High Filter : no
• Low Filter (Subsonic): no
• Mute: FM Muting

• 8 643961b8da111c0a15d770a1109a86d4: 2x 40 W (20-20.000 Hz)
• 4 643961b8da111c0a15d770a1109a86d4:

• 8 643961b8da111c0a15d770a1109a86d4s:
• 4 643961b8da111c0a15d770a1109a86d4:

• power range: 10 - 40,000 Hz

• Phono MM: 73 dB
• AUX, Tape: 95 dB

• Bass: ±8 dB at 100 Hz
• treble: ±8 dB at 10 kHz

• receiving: FM, MW
• frequency:
  • FM: 87.5 - 108 MHz
  • MW: 525 - 1605 kHz
• frequency response: 20 - 15,000 Hz
• input sensitivity:
  • FM: 1,2 µV (IHF)
  • MW: 16 µV
• total harmonic distortion: (1kHz)
  • FM: 0,15% (Mono) 0.3% (in Stereo)
• signal-to-noise ratio: (IHF-A)
  • FM: 72 dB (Mono), 67 dB (Stereo)
  • MW: 50 dB
• channel separation:
  • FM: 40 dB (at 1 kHz)
• selectivity:
  • FM: 60 dB
• frequency selection:
  • FM: 1.0 dB
• in addition to the wave selection:
  • FM: 75 dB
• mirror frequency attenuation:
  • FM: 45 dB
  • MW: 50 dB
• ZF-loss:
  • FM: 95 dB
• ON-suppression: 53 dB

• FM: 87.5 - 108 MHz
• MW: 525 - 1605 kHz

• FM: 1,2 µV (IHF)
• MW: 16 µV

• FM: 0,15% (Mono) 0.3% (in Stereo)

• FM: 72 dB (Mono), 67 dB (Stereo)
• MW: 50 dB

• FM: 40 dB (at 1 kHz)

• FM: 60 dB

• FM: 1.0 dB

• FM: 75 dB

• FM: 45 dB
• MW: 50 dB

• FM: 95 dB

• Other models from the same series:
• Kenwood KR-2090
• Kenwood KR-3090
• Kenwood KR-4070
• Kenwood KR-5030
• Kenwood KR-6030
• Kenwood KR-80 10

• image: Kenwood KR-4070

• image: Kenwood KR-4770

• report of the "Good Old Hi-Fi": [[1]]

Comment:

Comment box:

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