Kenwood KR-9940 specifications

Category : Receiver

Brand : Kenwood

General

Connections

Technical data Tuner part

Technical data Amplifier part

Special equipment

• Manufacturer: Kenwood
• Model: KR-9940 (technically like KR-9040 with front in silver/bronze)
• Type: Quad rophony Receiver
• Years of construction: 1973 - 1975
• Manufactured in: Japan
• Color: Front silver, wooden side panels
• Remote control: no
• Power consumption: 730 W
• Dimensions (WxHxD): 534 x 162 x 360 mm
• Weight: 21 kg
• Factory price approx.: 950 US-$ ( conversion rate 1974 after annual high of 2,87 DM : 1$ = 2726,50 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

• Other models from the same series:
  • Kenwood KR-5340
  • Kenwood KR-6340
  • Kenwood KR-7340
  • Kenwood KR-80 40
  • Kenwood KR-8340
  • Kenwood KR-8840
  • Kenwood KR-90 40
  • Kenwood KR-9340
  • Kenwood KR-9940

• Kenwood KR-5340
• Kenwood KR-6340
• Kenwood KR-7340
• Kenwood KR-80 40
• Kenwood KR-8340
• Kenwood KR-8840
• Kenwood KR-90 40
• Kenwood KR-9340
• Kenwood KR-9940

• Kenwood CD-4 Demodulator slot KCD-2
  • Kenwood KCD-2

• Kenwood KCD-2

• introduction to the Kenwood 4-channel playback technology
  • Introduction Kenwood 4-channel playback technology

• introduction of Kenwood 4-channel playback technology

• extract from the prospectus: Kenwood KR-9940 Front

• report "Hifi-Museum" [=quadro]

• External Link: Website KR-7340, "The Vintage Knob": [1]

Comment:

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