Tuning Units Type BD-1 and BD-2 1925
National Company; Cambridge & Malden (MA)
- Country
- United States of America (USA)
- Manufacturer / Brand
- National Company; Cambridge & Malden (MA)
- Year
- 1925
- Category
- Radio module pre 1926 (not a part, not a key)
- Radiomuseum.org ID
- 226032
-
- alternative name: National Toy Co.
- Brand: Thrillbox
- Wave bands
- Broadcast only (MW).
- Power type and voltage
- No Power needed
- Loudspeaker
- - - No sound reproduction output.
- Material
- Various materials
- from Radiomuseum.org
- Model: Tuning Units Type BD-1 and BD-2 [1925] - National Company; Cambridge &
- Notes
-
Tuning Units Type BD-1 and BD-2. Comprises the National condenser and the Browning-Drake transformer.
- Price in first year of sale
- 22.00 USD
- Mentioned in
- Radio Broadcast, Dec. 1925, p. 239
- Author
- Model page created by Hans-Joachim Korn † 16.11.15. See "Data change" for further contributors.
- Other Models
-
Here you find 445 models, 284 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)