RBJ-4 CNA-46081
National Company; Cambridge & Malden (MA)
- Country
- United States of America (USA)
- Manufacturer / Brand
- National Company; Cambridge & Malden (MA)
- Year
- 1942
- Category
- Military Receiver
- Radiomuseum.org ID
- 89975
-
- alternative name: National Toy Co.
- Brand: Thrillbox
- 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)
- Source of data
- Communications Receivers
- Author
- Model page created by Martin Bösch. See "Data change" for further contributors.
- Other Models
-
Here you find 446 models, 285 with images and 189 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from National Company; Cambridge & Malden (MA)