Shasta I 31CB

SBE - see Linear Systems, Watsonville

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  • Year
  • 1977 ?
  • Category
  • Commercial Transmitter & Receiver (TRX not Amateur)
  • Radiomuseum.org ID
  • 304186

 Technical Specifications

  • Number of Transistors
  • Semiconductors present.
  • Semiconductors
  • Main principle
  • Transceiver
  • Wave bands
  • Short Wave (SW only)
  • Power type and voltage
  • Dry Batteries / 8 x AA 1.5 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 5.5 cm = 2.2 inch
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: Shasta I 31CB - SBE - see Linear Systems,
  • Shape
  • Portable set > 8 inch (also usable without mains)
  • Dimensions (WHD)
  • 86 x 274 x 64 mm / 3.4 x 10.8 x 2.5 inch
  • Notes

  • 6 channels - hi power 3 watts - low power 1 watt - sensitivity: 1μV for 10 db S + N / N Ratio - selectivity: 6 db-3kHz - 60 db 10kHz - spurious: down 60 db or greater - AGC response: less then 10 db for 10-100,000 μV - squelch: threshold: less than 1 μV / opens on 100-500 μV frequency resonse: 300-3 kHz, +/- 3 db - impedance of internal speaker 16 Ω - telescopic antenna - antenna socket external 50 Ω - socket for external speaker - frequency range: 26.965 to 27.255 MHz - frequency tolerance: 0.005% - frequency control: precision quartz crystal - microphone: internal speaker operating as dynamic microphone in transmit mode - current drain: full modulation high power 0.48 A - low power 0.34 A.

    6 canali - hi power 3 watt - lo power 1 watt - sensitivity: 1μV for 10 db S+N/N Ratio - selectivity: 6 db-3kHz - 60 db 10kHz - spurious: down 60 db or greater - AGC response: less then 10 db for 10-100,000 μV - squelch: threshold:less than 1 μV /opens on 100-500 μV frequency resonse: 300-3 kHz, +/- 3 db - impedance of internal speaker 16 Ω - antenna telescopica - presa per antenna esterna 50 Ω - presa per altoparlante esterno - frequency range: 26.965  to 27.255 MHz - frequency tolerance: 0,005 % - frequency control: precision quartz cristal - microfono: internal speaker operates as dynamic microphone in trasmit mode - current drain:  full modulation high power 0.48 A - lo power 0.34 A.

    Made in Japan.

  • Net weight (2.2 lb = 1 kg)
  • 0.7 kg / 1 lb 8.7 oz (1.542 lb)
  • Author
  • Model page created by Edoardo Sigismondo. See "Data change" for further contributors.

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