Spherical Crystal Microphone BR2S
Brush Development Co. / Clevite Electronic Components; Cleveland, Ohio
- Country
- United States of America (USA)
- Manufacturer / Brand
- Brush Development Co. / Clevite Electronic Components; Cleveland, Ohio
- Year
- 1938
- Category
- Microphone or Pick-up element
- Radiomuseum.org ID
- 96342
-
- alternative name: Brush Electronics
- Wave bands
- - without
- Power type and voltage
- No Power needed
- Loudspeaker
- - For headphones or amp.
- Material
- Metal case
- from Radiomuseum.org
- Model: Spherical Crystal Microphone BR2S - Brush Development Co. /
- Dimensions (WHD)
- 2.3 x 4.2 x 0 inch / 58 x 107 x 0 mm
- Notes
-
Brush Spherical Crystal Microphone Model BR2S.
Output Level -66 dB.
- Price in first year of sale
- 30.00 $
- Mentioned in
- Radio Shack Catalog (1939, page 65)
- Literature/Schematics (1)
- 1938 Radolek Catalog
- Author
- Model page created by Vitor Oliveira. See "Data change" for further contributors.
- Other Models
-
Here you find 43 models, 39 with images and 22 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Brush Development Co. / Clevite Electronic Components; Cleveland, Ohio