• Year
  • 1942
  • Category
  • Military Receiver
  • Radiomuseum.org ID
  • 89975
    • alternative name: National Toy Co.
    • Brand: Thrillbox

 Technical Specifications

  • Number of Tubes
  • 9
  • Main principle
  • Superhet with RF-stage; ZF/IF 456 kHz
  • Wave bands
  • Broadcast, Long Wave and more than two Short Wave bands.
  • Power type and voltage
  • Alternating Current supply (AC) / 220-230 Volt
  • Loudspeaker
  • - For headphones or amp.
  • Power out
  • 2 W (unknown quality)
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: RBJ-4 CNA-46081 - National Company; Cambridge &
  • Shape
  • Rack
  • Notes
  • coverage 50 - 400 kHz, 480 kHz - 30 MHz (9 plug in coil sets numbered 00 - 7), AM, CW (BFO);
    Navy variant of the HRO Junior in Rack, no crystal filter, no S-Meter, no bandspread; similar to RAS but with 456 kHz IF;
    Navy designation CNA-46081, optional power supply CNA-20125, optional coil rack CNA-10075, optional mounting rack CNA-10036

  • Net weight (2.2 lb = 1 kg)
  • 66 kg / 145 lb 6 oz (145.374 lb)
  • Author
  • Model page created by Martin Bösch. See "Data change" for further contributors.

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