Kenwood KR-9040 specifications

Category : Receiver

Brand : Kenwood

General

Connections

Technical data Tuner part

Technical data Amplifier part

Special equipment

  • Manufacturer: Kenwood
  • Model: KR-9040 (technically like KR-9940 with front in silver)
  • Type: Quad rophonic Receiver
  • Years of construction: 1975 - 1976
  • Made in: Japan
  • Color: Front silver/bronze, wooden side panels
  • Remote control: no
  • Power consumption: 730 W
  • Dimensions (WxHxD): 534 x 162 x 360 mm
  • Weight: 21 kg
  • Factory price approx.: 3'648 DM
  • Number of inputs:
    • Phono 1: 2 mV / 100 k643961b8da111c0a15d770a1109a86d4 (max. 120 mV)
    • Phono 2: 2 mV / 100 k643961b8da111c0a15d770a1109a86d4 (max. 120 mV)
    • Microphone: 2.5mV / 50 k643961b8da111c0a15d770a1109a86d4
    • AUX: 200 mV / 50 k643961b8da111c0a15d770a1109a86d4
    • Tape Play 1 & 2:
      • RCA: 200 mV / 50 k643961b8da111c0a15d770a1109a86d4
      • DIN: 200 mV / 50 k643961b8da111c0a15d770a1109a86d4
    • Antenna FM (75 643961b8da111c0a15d770a1109a86d4 Unbalanced / 300 643961b8da111c0a15d770a1109a86d4 Balanced), ON
  • Number of outputs:
    • Tape Rec 1 & 2:
      • RCA: 200 mV / 100 ohm
      • DIN: 40 mV
    • Headphones Front/ Rear: 2 x 6.3mm jack plugs
    • 2 each Front and rear speaker pairs
  • Phono 1: 2 mV / 100 k643961b8da111c0a15d770a1109a86d4 (max. 120 mV)
  • Phono 2: 2 mV / 100 k643961b8da111c0a15d770a1109a86d4 (max. 120 mV)
  • microphone: 2.5 mV / 50 K-ohms
  • AUX: 200 mV / 50 K-ohms
  • Tape Play 1 & 2:
    • RCA: 200 mV / 50 K-ohms
    • DIN: 200 mV / 50 K-ohms
  • antenna FM (75 643961b8da111c0a15d770a1109a86d4 Unbalanced / 300 643961b8da111c0a15d770a1109a86d4 Balanced), ON
  • RCA: 200 mV / 50 K-ohms
  • DIN: 200 mV / 50 K-ohms
  • Tape Rec 1 & 2:
    • RCA: 200 mV / 100 643961b8da111c0a15d770a1109a86d4s
    • DIN: 40 mV
  • headphone Front / Rear: 2 x 6.3 mm Jack
  • 2 pairs of Speakers in the front and rear
  • RCA: 200 mV / 100 643961b8da111c0a15d770a1109a86d4s
  • DIN: 40 mV
  • receiving: FM, MW
  • frequencies:
    • FM: 87.5 - 108 MHz
    • MW: 525 - 1605 kHz
  • frequency response: 20 - 15,000 Hz (± 1.2 dB, FM)
  • input sensitivity:
    • FM: 1,8 µV (IHF)
    • MW: 25 µV
  • total harmonic distortion:
    • FM: 0,5 % (Mono), 0,8 % (Stereo),
  • signal-to-noise ratio:
    • FM: 63 dB (Stereo)
    • MW: 45 dB
  • channel separation:
    • FM: 40 dB (at 1 kHz)
  • selectivity: (IHF)
    • FM: 50 dB
    • MW: 30 dB
  • frequency selection:
    • FM: 3.0 dB
  • in addition to the wave selection:
    • FM: 45 dB
  • mirror frequency attenuation:
    • FM: 60 dB
    • MW: 45 dB
  • ZF-loss:
    • FM: 90 dB
  • ON-suppression: 60 dB
  • FM: 87.5 - 108 MHz
  • MW: 525 - 1605 kHz
  • FM: 1,8 µV (IHF)
  • MW: 25 µV
  • FM: 0,5 % (Mono), 0,8 % (Stereo),
  • FM: 63 dB (Stereo)
  • MW: 45 dB
  • FM: 40 dB (at 1 kHz)
  • FM: 50 dB
  • MW: 30 dB
  • FM: 3.0 dB
  • FM: 45 dB
  • FM: 60 dB
  • MW: 45 dB
  • FM: 90 dB
  • the duration of the performance of Quad ro operation:
    • 8 643961b8da111c0a15d770a1109a86d4s: 4 x 52 W (1 kHz)
    • 4 643961b8da111c0a15d770a1109a86d4: 4 x 58 W (1 kHz)
  • dynamic performance
    • 8 643961b8da111c0a15d770a1109a86d4: 340 W
    • 4 643961b8da111c0a15d770a1109a86d4: 440 W
  • continuous power output stereo mode:
    • 8 643961b8da111c0a15d770a1109a86d4: -
    • 4 643961b8da111c0a15d770a1109a86d4: -
  • dynamic performance
    • 8 643961b8da111c0a15d770a1109a86d4: -
    • 4 643961b8da111c0a15d770a1109a86d4: -
  • total harmonic distortion: 0,5% (at nominal power)
  • damping factor: 30 (8 643961b8da111c0a15d770a1109a86d4)
  • frequency response:
    • pre-amplifier: 20 - 20,000 Hz ± 1 dB)
    • power bandwidth: 10 - 45,000 Hz
  • signal-to-noise ratio:
    • Phono 1,2: 70 dB
    • microphone: 70 dB
    • AUX, Tape: 80 dB
  • sound-control:
    • Bass: ± 10 dB at 100 Hz
    • treble: ± 10 dB at 10 kHz
  • Loudness: + 8 / + 6 dB (100 Hz / 10 kHz)
  • Low Filter (Subsonic): - 9 dB at 100 Hz
  • High Filter : - 9 dB at 10 kHz
  • Mute: FM Muting
  • 8 643961b8da111c0a15d770a1109a86d4s: 4 x 52 W (1 kHz)
  • 4 643961b8da111c0a15d770a1109a86d4: 4 x 58 W (1 kHz)
  • 8 643961b8da111c0a15d770a1109a86d4s: 340 W
  • 4 643961b8da111c0a15d770a1109a86d4: 440 W
  • 8 643961b8da111c0a15d770a1109a86d4: -
  • 4 643961b8da111c0a15d770a1109a86d4: -
  • 8 643961b8da111c0a15d770a1109a86d4: -
  • 4 643961b8da111c0a15d770a1109a86d4: -
  • pre-amplifier: 20 - 20,000 Hz ± 1 dB)
  • power bandwidth: 10 - 45,000 Hz
  • Phono 1,2: 70 dB
  • microphone: 70 dB
  • AUX, Tape: 80 dB
  • Bass: ± 10 dB at 100 Hz
  • treble: ± 10 dB at 10 kHz
  • 4 VU meters
  • In the case of this device, in addition to the FM center display instrument
  • switch VU-meters: + 20 dB
  • switch 2/4-channel mode: RM, SQ, Logic, Discrete, 2CH, Mono
  • CD-4 Demodulator slot for KCD-2
  • Bass and treble control separately for the front / back
  • introduction to the Kenwood 4-channel playback technology
    • Introduction Kenwood 4-channel playback technology
  • introduction of Kenwood 4-channel playback technology
  • External Link: the website of the "Hi-Fi archive": [1]
  • External Link: Website KR-7340, "The Vintage Knob": [2]

Kenwood KR-9040


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