• Year
  • 1952–1956
  • Category
  • Commercial Receiver (may include amateur bands)
  • Radiomuseum.org ID
  • 69101

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

 Technical Specifications

  • Number of Tubes
  • 17
  • Main principle
  • Superhet with RF-stage
  • Wave bands
  • Broadcast plus more than 2 Short Wave bands.
  • Power type and voltage
  • Alternating Current supply (AC) / 110-120; 220-240 Volt
  • Loudspeaker
  • - For headphones or amp.
  • Power out
  • 2.5 W (unknown quality)
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: 51J-3 - Collins Radio Company; Cedar
  • Shape
  • Rack
  • Dimensions (WHD)
  • 21.1 x 12.5 x 13.7 inch / 536 x 318 x 348 mm
  • Notes
  • General-coverage receiver covering 0.5 to 30.5 MHz in 30 bands, AM/CW/MCW.
    No bandwidth switch under BFO-Pitch control, could be upgraded to 51J-4 with 354A-1 Collins Mechanical Filter Conversion kit.
    Military designation R-388.
  • Net weight (2.2 lb = 1 kg)
  • 28 kg / 61 lb 10.8 oz (61.674 lb)
  • Price in first year of sale
  • 1'000.00 $
  • External source of data
  • Eilert Menke
  • Author
  • Model page created by a member from D. See "Data change" for further contributors.

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