AM/FM Stereo Tuner RT-222

Rotel, The, Co., Ltd.; Tokyo

  • Year
  • 1973–1978
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 110072

Click on the schematic thumbnail to request the schematic as a free document.

 Technical Specifications

  • Number of Transistors
  • 12
  • 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; 240 Volt
  • Loudspeaker
  • - For headphones or amp.
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: AM/FM Stereo Tuner RT-222 - Rotel, The, Co., Ltd.; Tokyo
  • Shape
  • Book-shelf unit.
  • Dimensions (WHD)
  • 13 x 4 x 6.5 inch / 330 x 102 x 165 mm
  • Notes
  • An AM/FM stereo hi-fi tuner covering MW and FM. With a Tuning meter, terminals for AM and FM (300Ω and 75Ω) antennae and phono sockets for Line Output.

    Specification  
    FM Section  
    Sensitivity (IHF) 4 µV
    Frequency Range 88 - 108 MHz
    Harmonic Distortion 0.5%
    Signal to Noise Ratio 63 db
    Capture Ratio 5 db
    Selectivity 20dB
    Stereo Separation 35 db at 1 kHz
    Image Rejection 40dB
    IF Rejection 60 db
    Spurious Response Rejection 60 db
    Antenna Impedance 300Ω Balanced
    75Ω Unbalanced
    AM Section  
    Sensitivity (IHF) 250µV
    Frequency Range 535 - 1605 kHz
    Image Rejection 50 db at 1 MHz
    IF Rejection  40 db at 1 MHz
    Signal to Noise Ratio 50dB
    Selectivity   30dB

    Semiconductors :  12 Transistors, 16 Diodes.

  • Net weight (2.2 lb = 1 kg)
  • 3 kg / 6 lb 9.7 oz (6.608 lb)
  • Price in first year of sale
  • 140.00 $
  • Literature/Schematics (1)
  • - - Manufacturers Literature (Owner's Manual RT-222)
  • Author
  • Model page created by Howard Craven. See "Data change" for further contributors.

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