• Year
  • 1971 ?
  • Category
  • Commercial Receiver (may include amateur bands)
  • Radiomuseum.org ID
  • 174771

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

 Technical Specifications

  • Main principle
  • Superhet, double/triple conversion
  • Wave bands
  • Broadcast, Long Wave and more than two Short Wave bands.
  • Power type and voltage
  • Alternating Current supply (AC) / 115; 230 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)
  • Power out
  • 2 W (unknown quality)
  • Material
  • Various materials
  • from Radiomuseum.org
  • Model: 651S-1 - Collins Radio Company; Cedar
  • Shape
  • Tablemodel, with any shape - general.
  • Dimensions (WHD)
  • 335 x 159 x 401 mm / 13.2 x 6.3 x 15.8 inch
  • Notes
  • General Coverage Communications Receiver Collins 651S-1: coverage 250 - 29999 kHz, modes AM, USB / LSB, CW, optional ISB.
    Digital display, early sets use nixie tubes, later production runs LED assemblies mounted on nixie sockets and latest sets conventionally mounted LEDs.
    Collins 651S-1: standard bandwidths 16 / 6 kHz, USB 2,7 kHz.
    Collins 651S-1A: standard bandwidths 16 / 6 / 3 kHz; USB 2,7 kHz; LSB 2,7 kHz; CW 1,1 / 0,5 / 0,37 kHz.
    Collins 651S-1B: 16 / 8 / 4 kHz; USB 2,7 kHz; LSB 2,7 kHz; CW 2 / 1 / 0,5 kHz. Set equipped with internal synthesizer frequency standard.
  • Net weight (2.2 lb = 1 kg)
  • 28 lb (28 lb 0 oz) / 12.712 kg
  • Author
  • Model page created by Martin Bösch. See "Data change" for further contributors.

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