- Country
- United States of America (USA)
- Manufacturer / Brand
- CEI - Communication Electronics Inc.; Rockville
- Year
- 1966–1970
- Category
- Commercial Receiver (may include amateur bands)
- Radiomuseum.org ID
- 131732
- Number of Transistors
- Semiconductors present.
- Semiconductors
- Main principle
- Superheterodyne (common); ZF/IF 2000 kHz
- Wave bands
- Wave Bands given in the notes.
- Power type and voltage
- Alternating Current supply (AC)
- Loudspeaker
- - For headphones or amp.
- Material
- Metal case
- from Radiomuseum.org
- Model: 357 - CEI - Communication
- Shape
- Rack
- Dimensions (WHD)
- 19 x 0 x 0 inch / 483 x 0 x 0 mm
- Notes
- VLF/LF receiver covering 1 - 600 kHz, AM, USB/LSB.
IF bandwidths 150, 1, 3, 6 kHz. Digital display using nixie tubes, DAFC digital automatic frequency control locking reception frequency with high stability.
later sold as Watkins Johnson 357. Variant produced for National Security Agency (NSA) carries designation R-1401 A/G.
- Price in first year of sale
- 4,200.00 $
- Source of data
- -- Collector info (Sammler)
- Author
- Model page created by Martin Bösch. See "Data change" for further contributors.
- Other Models
-
Here you find 7 models, 4 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from CEI - Communication Electronics Inc.; Rockville