Crystal Microphone 30-30
Turner Co. (The); Cedar Rapids (IA)
- Country
- United States of America (USA)
- Manufacturer / Brand
- Turner Co. (The); Cedar Rapids (IA)
- Year
- 1939
- Category
- Microphone or Pick-up element
- Radiomuseum.org ID
- 225330
-
- Brand: Colortone
- Wave bands
- - without
- Power type and voltage
- No Power needed
- Loudspeaker
- - For headphones or amp.
- Material
- Metal case
- from Radiomuseum.org
- Model: Crystal Microphone 30-30 - Turner Co. The; Cedar Rapids
- Notes
-
Turner streamlined crystal microphone type 30-30.
30...8000 Hz, output level: -52 dB, semi directional.
- Price in first year of sale
- 13.23 USD
- Mentioned in
- Radio Shack Catalog (1939, page 64)
- Author
- Model page created by a member from D. See "Data change" for further contributors.
- Other Models
-
Here you find 74 models, 57 with images and 23 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Turner Co. (The); Cedar Rapids (IA)