- Country
- United States of America (USA)
- Manufacturer / Brand
- Hallicrafters, The; Chicago, IL and Arlington/Grand Prairie, TX
- Year
- 1940
- Category
- Audio Amplifier or -mixer
- Radiomuseum.org ID
- 43886
- Number of Tubes
- 6
- Main principle
- Audio-Amplification
- Power type and voltage
- Alternating Current supply (AC) / 105-125 Volt
- Loudspeaker
- - This model requires external speaker(s).
- Power out
- 25 W (unknown quality)
- Material
- Metal case
- from Radiomuseum.org
- Model: S-31A - Hallicrafters, The; Chicago,
- Shape
- Rack
- Dimensions (WHD)
- 19 x 8.75 x 10 inch / 483 x 222 x 254 mm
- Notes
- Phono-Radio-Microfon-Amplifier; Power Output 25 watts undistorted, Overall Gain: 90 dB from Mic-Input, 50 dB from Phono-Radio Input.
- External source of data
- Ernst Erb
- Circuit diagram reference
- Rider's Perpetual, Volume 14 = 1944 = before 1943
- Mentioned in
- Radios by hallicrafters (The Radio Amateur's Handbook 1942; Cat.sec. p.24)
- Other Models
-
Here you find 921 models, 469 with images and 516 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Hallicrafters, The; Chicago, IL and Arlington/Grand Prairie, TX