Solid State AM/FM Stereo Tuner RT-622

Rotel, The, Co., Ltd.; Tokyo

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  • Year
  • 1974/1975
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 160842

 Technical Specifications

  • Number of Transistors
  • Semiconductors present.
  • Semiconductors
  • Main principle
  • Superheterodyne (common); ZF/IF 455/10700 kHz
  • Wave bands
  • Broadcast (BC) and FM or UHF.
  • Details
  • Hi-Fi equipment
  • Power type and voltage
  • Alternating Current supply (AC) / 100; 120; 220; 240 Volt
  • Loudspeaker
  • - For headphones or amp.
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: Solid State AM/FM Stereo Tuner RT-622 - Rotel, The, Co., Ltd.; Tokyo
  • Shape
  • Book-shelf unit.
  • Dimensions (WHD)
  • 16.5 x 5.5 x 12 inch / 419 x 140 x 305 mm
  • Notes

  • An analogue AM/FM stereo hi-fi tuner in a wooden cabinet. With Signal Strength and FM Tuning meters, AM/FM/FM Stereo source selector switch, Muting switch and Muting Level Control and MPX Filter switch. RCA sockets for fixed and variable output, variable level output control, fitted AM ferrite bar antenna, terminals for AM and FM indoor/outdoor aerials and an unswitched AC mains outlet.

    Specification
    FM
    Sensitivity (IHF)        1.7µV
    Frequency Range      88 - 108 MHz
    Harmonic Distortion   less than 0.5%
    Signal to Noise Ratio 70 db
    Capture Ratio           1.0 db
    Selectivity                80 db
    Stereo Separation     40 db at 1 kHz
    Image Rejection       100 db
    IF Rejection             100 db
    Spurious Response Rejection
                                  100 dB
    AM  
    Sensitivity (IHF)       200 µV/m
    Frequency Range    535 - 1605 kHz
    Image Rejection      80 db at 1 MHz
    IF Rejection            70 db at 1 MHz
    S/N Ratio               50 db
    Selectivity              40 db

    Power Requirements
    100/120/220/240 V AC 50/60Hz with internal voltage selector

  • Net weight (2.2 lb = 1 kg)
  • 8 kg / 17 lb 9.9 oz (17.621 lb)
  • Price in first year of sale
  • 49,000.00 JPY
  • Literature/Schematics (1)
  • Daten aus High Fidelity Jahrbuch 7
  • Literature/Schematics (2)
  • - - Manufacturers Literature (Rotel RT-622 AM/FM Stereo Tuner Owner's Manual)
  • Literature/Schematics (3)
  • - - Manufacturers Literature (Rotel RT-622 AM/FM Stereo Tuner Technical Manual)
  • Author
  • Model page created by Ralf Kläs. See "Data change" for further contributors.

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