- Country
- United States of America (USA)
- Manufacturer / Brand
- Electrical Research Laboratories Inc. (Erla); Chicago, Illinois
- Year
- 1931 ?
- Category
- Audio Amplifier or -mixer
- Radiomuseum.org ID
- 38128
Click on the schematic thumbnail to request the schematic as a free document.
- Number of Tubes
- 5
- Main principle
- Audio-Amplification
- Wave bands
- - without
- Power type and voltage
- Alternating Current supply (AC) / 95-115 Volt
- from Radiomuseum.org
- Model: A-13 - Electrical Research
- Notes
- Push-pull af output stage.
- External source of data
- Ernst Erb
- Circuit diagram reference
- Rider's Perpetual, Volume 3 = 1933 and before
- Other Models
-
Here you find 133 models, 47 with images and 61 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Electrical Research Laboratories Inc. (Erla); Chicago, Illinois