- Country
- United States of America (USA)
- Manufacturer / Brand
- National Company; Cambridge & Malden (MA)
- Year
- 1947
- Category
- Amateur Equipment (Other, but not Key)
- Radiomuseum.org ID
- 256841
-
- alternative name: National Toy Co.
- Brand: Thrillbox
Page from the 1947 National Company catalog.
- Number of Tubes
- 2
- Wave bands
- - without
- Power type and voltage
- Alternating Current supply (AC) / 50-60 cycles, 115 Volt
- Loudspeaker
- - - No sound reproduction output.
- Material
- Metal case
- from Radiomuseum.org
- Model: CRU - National Company; Cambridge &
- Shape
- Tablemodel, with any shape - general.
- Notes
-
Oscilloscope marketed to be used by amateur radio operators and professional broadcasters to monitor transmissions. This is the table model. The CRU-P model is the rack-mounted version.
- Author
- Model page created by Wayne Childress. See "Data change" for further contributors.
- Other Models
-
Here you find 445 models, 284 with images and 185 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from National Company; Cambridge & Malden (MA)
Collections
The model CRU is part of the collections of the following members.