|
|
||||
Year: 1939 | Category: Microphone or Pick-up element |
Wave bands | - without |
---|---|
Details | |
Power type and voltage | No Power needed |
Loudspeaker | - For headphones or amp. |
Power out | |
from Radiomuseum.org | Model: Dynamic Microphone 633 A - Western Electric Company Inc.; |
Material | Metal case |
Notes | Western Electric Dynamic Microphone Type 633A. Frequency response 40-10000 Hz, Impedance 20Ω. |
Price in first year of sale | 42.50 USD |
Mentioned in | Radio Shack Catalog (1939, page 65) |
Model page created by a member from D. See "Data change" for further contributors.
All listed radios etc. from Western Electric Company Inc.; New York (NY)
Here you find 149 models, 124 with images and 27 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.