SM-677-25
Silver - Marshall; Chicago, IL
- Country
- United States of America (USA)
- Manufacturer / Brand
- Silver - Marshall; Chicago, IL
- Year
- 1930 ??
- Category
- Audio Amplifier or -mixer
- Radiomuseum.org ID
- 58002
Click on the schematic thumbnail to request the schematic as a free document.
- Number of Tubes
- 4
- Wave bands
- - without
- Power type and voltage
- Alternating Current supply (AC) / 115 Volt
- Loudspeaker
- - For headphones or amp.
- Material
- Metal case
- from Radiomuseum.org
- Model: SM-677-25 - Silver - Marshall; Chicago, IL
- Shape
- Chassis only or for «building in»
- External source of data
- Ernst Erb
- Circuit diagram reference
- Rider's Perpetual, Volume 1 = 1931/1934 (for 1919-1931)
- Other Models
-
Here you find 225 models, 116 with images and 122 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Silver - Marshall; Chicago, IL