AM-FM Stereo Tuner KT-6550

Kenwood, Trio-Kenwood Inc.; Komagane

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  • Year
  • 1978/1979
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 326074
    • alternative name: Trio Corp.
    • Brand: Jennen

 Technical Specifications

  • Number of Transistors
  • Semiconductors present.
  • Semiconductors
  • Main principle
  • Superheterodyne (common)
  • Wave bands
  • Broadcast (BC) and FM or UHF.
  • Details
  • Hi-Fi equipment
  • Power type and voltage
  • Alternating Current supply (AC) / 120; 110-120; 220-240 Volt
  • Loudspeaker
  • - For headphones or amp.
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: AM-FM Stereo Tuner KT-6550 - Kenwood, Trio-Kenwood Inc.;
  • Shape
  • Book-shelf unit.
  • Dimensions (WHD)
  • 430 x 149 x 372 mm / 16.9 x 5.9 x 14.6 inch
  • Notes

  • A hi-fi AM/FM stereo tuner with an analogue dial housed in a black metal case. With Signal and Tuning meters, FM Stereo indicator, rotary Tuning control, Selector switch (FM, AM), and rotary FM Mode switch (Mono, Auto Muting, MPX Filter). On the rear, an adjustable AM bar antenna, terminals for AM and FM antennae, RCA phono Line Output sockets and an FM De-Emphasis switch (50µs, 75µs) on the multi-voltage model.

    Specification  
    FM TUNER SECTION  
    Frequency Range 88 - 108 MHz
    Usable Sensitivity 10.3dBf (1.8µV)
    50 dB Quieting Sensitivity Mono: 16.3dBf (3.6µV),  Stereo: 37.9dBf (43µV)
    Signal to Noise Ratio Mono: 75dB, Stereo: 70dB
    Total Harmonic Distortion Mono: 0.1% (at 1kHz), 0.15% (at 50Hz-10kHz)
    Stereo: 0.15% (at 1kHz), 0.3% (at 50Hz-10kHz)
    Frequency Response 30Hz-15kHz +0.2dB,-1.5dB
    Capture Ratio 1.0dB
    Alt. Channel Selectivity 75dB
    Spurious Response Ratio 80dB
    Image Response Ratio 50dB
    IF Response Ratio 95dB
    AM Suppression Ratio 65dB
    Stereo Separation 50dB (at 1kHz), 40dB (at 50Hz-10kHz)
    Sub Carrier Product Ratio 65dB
    Antenna Impedance Balanced 300Ω, Unbalanced 75Ω
    Output Level at 1kHz 100% Mod 0.7V, 3kΩ
    AM TUNER SECTION  
    Usable Sensitivity 14µV
    Signal to Noise Ratio 50dB
    Image Rejection 60dB
    Selectivity 30dB
    Total Harmonic Distortion 0.5%
    Output Level 0.12V, 15kΩ

    Power requirements
    USA and Canada  /  120V AC 60Hz
    General Export  /  110-120V, 220-240V AC 50/60Hz with voltage selector switch

    Power Consumption: 15 Watts

    Same as the Kenwood KT-6500 AM-FM Stereo Tuner but housed in a black case rather than silver.

  • Mentioned in
  • -- Original prospect or advert (1978-1979 Kenwood Hi-Fi Stereo catalogue)
  • Literature/Schematics (1)
  • - - Manufacturers Literature (Service manual Kenwood KT-6500 (KT-6550))
  • Author
  • Model page created by Howard Craven. See "Data change" for further contributors.

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