Amplifier 49A or 49B
Western Electric Company Inc.; New York (NY)
- Country
- United States of America (USA)
- Manufacturer / Brand
- Western Electric Company Inc.; New York (NY)
- Year
- 1929 ??
- Category
- Audio Amplifier or -mixer
- Radiomuseum.org ID
- 214518
- Number of Tubes
- 2
- Main principle
- Audio-Amplification
- Wave bands
- - without
- Power type and voltage
- Powered by external power supply or a main unit. / 12 & 90 Volt
- Loudspeaker
- - For headphones or amp.
- Material
- Metal case
- from Radiomuseum.org
- Model: Amplifier 49A or 49B - Western Electric Company Inc.;
- Shape
- Chassis only or for «building in»
- Notes
- Sound-on-film photoelectric cell preamplifier. The 49B got more reliable filament rheostats than the 49A. Otherwise both models are identical. There are 49As around with rheos replaced, hence completely identical to the 49B.
- Author
- Model page created by Gottfried Silberhorn. See "Data change" for further contributors.
- Other Models
-
Here you find 166 models, 143 with images and 33 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Western Electric Company Inc.; New York (NY)