Power Supply SPU-56
National Company; Cambridge & Malden (MA)
- Country
- United States of America (USA)
- Manufacturer / Brand
- National Company; Cambridge & Malden (MA)
- Year
- 1939–1941
- Category
- Power supply/conditioner or battery or charger
- Radiomuseum.org ID
- 286065
-
- alternative name: National Toy Co.
- Brand: Thrillbox
- Number of Tubes
- 1
- Valves / Tubes
- 80
- Wave bands
- - without
- Power type and voltage
- Alternating Current supply (AC) / 110 Volt
- Loudspeaker
- - - No sound reproduction output.
- Material
- Metal case
- from Radiomuseum.org
- Model: Power Supply SPU-56 - National Company; Cambridge &
- Shape
- Rack
- Notes
-
The National SPU-56 Power Supply is the same as the National 5856 power supply, but in a rack mount configuration, It supplies power for the National NHU and NHU-20 receivers. It supplies 6.3V at 3 amps for the filament and 200V at 65ma for the B+.
- Price in first year of sale
- 49.50 USD
- Mentioned in
- National Company 1941 Catalog
- Author
- Model page created by Wayne Childress. 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)