• Year
  • 1963–1975
  • Category
  • Amateur-Receiver (amateur bands, may include broadcast bands)
  • Radiomuseum.org ID
  • 72014

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

 Technical Specifications

  • Number of Tubes
  • 12
  • Main principle
  • Superhet, double/triple conversion; ZF/IF 2955-3155/455 kHz
  • Wave bands
  • Short Wave (SW only)
  • Power type and voltage
  • Alternating Current supply (AC) / 115/230 Volt
  • Loudspeaker
  • - This model requires external speaker(s).
  • Power out
  • 3 W (unknown quality)
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: 75S-3B - Collins Radio Company; Cedar
  • Shape
  • Tablemodel, with any shape - general.
  • Dimensions (WHD)
  • 380 x 180 x 300 mm / 15 x 7.1 x 11.8 inch
  • Notes
  • Collins Amateur Band receiver 75S-3B: AM / LSB/USB / CW with BFO and product detector, notchfilter (rejection-tuning). Covers fourteen 200 KHz segments in the range 3,4 - 30 MHz. Selectivity 2.1 kHz (SSB), 200 Hz (CW), 4.5 KHz (AM).
    Accessories: speaker 312B-3, station-console 312B-4, many different xtal-filters. Matches the 32S-3 transmitter.
    In late sets, the 6AU6 VFO tube is replaced by a 7543.
  • Net weight (2.2 lb = 1 kg)
  • 9.1 kg / 20 lb 0.7 oz (20.044 lb)
  • Price in first year of sale
  • 680.00 $
  • Author
  • Model page created by Werner Raacke. See "Data change" for further contributors.

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