• Year
  • 1970
  • Category
  • Commercial Transmitter & Receiver (TRX not Amateur)
  • Radiomuseum.org ID
  • 95039

 Technical Specifications

  • Number of Transistors
  • Semiconductors present.
  • Semiconductors
  • Main principle
  • Superhet, double/triple conversion; ZF/IF 10700/455 kHz
  • Wave bands
  • Wave Bands given in the notes.
  • Power type and voltage
  • Storage Battery for all (e.g. for car radios and amateur radios) / 13.8 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)
  • Power out
  • 0.7 W (unknown quality)
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: TR-22M - Drake, R.L. Miamisburg, Ohio
  • Shape
  • Miscellaneous shapes - described under notes.
  • Dimensions (WHD)
  • 137 x 59 x 181 mm / 5.4 x 2.3 x 7.1 inch
  • Notes
  • Portable radiotelephone for maritime use;
    Coverage receive: 6 crystal controlled channels out of 156 - 163 MHz, transmi: 156 - 158 MHz, FM;
    pout 1 W.
    Built in 120V operated charger for NiCd accumulators.
    Similar to model TR-22.
  • Net weight (2.2 lb = 1 kg)
  • 1.7 kg / 3 lb 11.9 oz (3.744 lb)
  • Source of data
  • -- Original prospect or advert
  • Author
  • Model page created by Martin Bösch. See "Data change" for further contributors.

 Collections | Museums | Literature

 Forum