- United States of America (USA)
- Manufacturer / Brand
- Sparks-Withington Co., (Sparton); Jackson, Michigan
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- Number of Tubes
- Main principle
- Superheterodyne (common); ZF/IF 345 kHz; 2 AF stage(s)
- Tuned circuits
- 7 AM circuit(s)
- Wave bands
- Broadcast and Short Wave (SW).
- Power type and voltage
- Alternating Current supply (AC) / 115 Volt
- Electro Magnetic Dynamic LS (moving-coil with field excitation coil)
- Wooden case
- from Radiomuseum.org
- Model: Sparton 685 - Sparks-Withington Co., Sparton
- Console, Lowboy (legs < 50 %).
- Dimensions (WHD)
- 22.375 x 37.5 x 11.75 inch / 568 x 953 x 298 mm
Model 658 is a 6-tube superheterodyne for broadcast reception 540 to 1600 kHz including police calls and short wave from 19 to 55 meters. Very similar or the same as model 68. There is also an export version 68-XS.
See the article here about season 1934/35.
- External source of data
- Sparks list "Quantity and Types of Tubes"
- Model page created by Ernst Erb. See "Data change" for further contributors.
- Other Models
Here you find 732 models, 349 with images and 658 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Sparks-Withington Co., (Sparton); Jackson, Michigan