- Country
- United States of America (USA)
- Manufacturer / Brand
- Sparks-Withington Co., (Sparton); Jackson, Michigan
- Year
- 1931
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 58659
Click on the schematic thumbnail to request the schematic as a free document.
- Number of Tubes
- 6
- Main principle
- TRF without regeneration; 2 AF stage(s)
- Tuned circuits
- 4 AM circuit(s)
- Wave bands
- Broadcast only (MW).
- Power type and voltage
- Dry Batteries / -22.5 & -4.5 & -3 & 2 & 45 & 67.5 & 90 & 135 Volt
- Loudspeaker
- - For headphones or amp.
- Material
- Wooden case
- from Radiomuseum.org
- Model: Sparton 51 - Sparks-Withington Co., Sparton
- Shape
- Tablemodel without push buttons, Mantel/Midget/Compact up to 14
- Price in first year of sale
- 79.00 $
- External source of data
- Ernst Erb
- Source of data
- Radio Collector`s Guide 1921-1932
- Circuit diagram reference
- Rider's Perpetual, Volume 2 = 1932 (Models 1931/1932)
- Mentioned in
- The Radio Collector's Directory and Price Guide 1921 - 1965 (Rider's 2-34, 2-35)
- Literature/Schematics (1)
- Sparton Radio Service Manual (Sparton Manual 1, Bulletin 42-1 to -4 Bulletin 26-3)
- Other Models
-
Here you find 818 models, 367 with images and 764 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Sparks-Withington Co., (Sparton); Jackson, Michigan