Mac Audio Oscillator
McElroy, T.R.; Boston MA
- Country
- United States of America (USA)
- Manufacturer / Brand
- McElroy, T.R.; Boston MA
- Year
- 1939
- Category
- Morse-Equipment & TTY, RTTY, TDD etc.
- Radiomuseum.org ID
- 224857
- Number of Tubes
- 2
- Number of Transistors
- Semiconductors
- unknown_ballast
- Main principle
- Audio-Amplification
- Wave bands
- - without
- Power type and voltage
- AC/DC-set / 110 Volt
- Loudspeaker
- - - No sound reproduction output.
- Material
- Metal case
- from Radiomuseum.org
- Model: Mac Audio Oscillator - McElroy, T.R.; Boston MA
- Shape
- Tablemodel, with any shape - general.
- Notes
-
Audio oscillator for code practice. Equipped with a tone control supplying notes at 600, 800 and 1000 Hz.
- Price in first year of sale
- 5.95 USD
- Mentioned in
- Radio Shack Catalog (1939, page 62)
- Author
- Model page created by a member from D. See "Data change" for further contributors.
- Other Models
-
Here you find 33 models, 33 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from McElroy, T.R.; Boston MA