Kit SM-740 AC Coast to Coast Screen Grid 4
Silver - Marshall; Chicago, IL
- Country
- United States of America (USA)
- Manufacturer / Brand
- Silver - Marshall; Chicago, IL
- Year
- 1929
- Category
- Kit (Parts plus instruction) or building instructions only
- Radiomuseum.org ID
- 57961
Click on the schematic thumbnail to request the schematic as a free document.
- Number of Tubes
- 4
- Valves / Tubes
- Main principle
- TRF (Tuned-Radio-Frequency but use of regeneration unknown); Screengrid 1926-1935
- Power type and voltage
- Alternating Current supply (AC)
- Loudspeaker
- - For headphones or amp.
- Material
- Metal case
- from Radiomuseum.org
- Model: Kit SM-740 AC [Coast to Coast Screen Grid 4] - Silver - Marshall; Chicago, IL
- Shape
- Chassis only or for «building in»
- Notes
- One dial (primary tuning control knob), can be used with SM-670ABC or SM-675 power units.
- Price in first year of sale
- 32.00 $
- External source of data
- Ernst Erb
- Source of data
- Radio Collector`s Guide 1921-1932
- Literature/Schematics (1)
- Walter Ashe Radio Co. catalogue for season 1928-1929
- 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