Sparton 740LX-PA
Sparks-Withington Co., (Sparton); Jackson, Michigan
- Country
- United States of America (USA)
- Manufacturer / Brand
- Sparks-Withington Co., (Sparton); Jackson, Michigan
- Year
- 1939
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 58880
Click on the schematic thumbnail to request the schematic as a free document.
- Number of Tubes
- 7
- Main principle
- Superhet with RF-stage; ZF/IF 456 kHz; 2 AF stage(s)
- Tuned circuits
- 7 AM circuit(s)
- Wave bands
- Broadcast, Long Wave and Short Wave.
- Details
- Record Player (perh.Changer)
- Power type and voltage
- Alternating Current supply (AC)
- Loudspeaker
- Electro Magnetic Dynamic LS (moving-coil with field excitation coil)
- Material
- Wooden case
- from Radiomuseum.org
- Model: Sparton 740LX-PA - Sparks-Withington Co., Sparton
- Shape
- Console with any shape - in general
- Notes
- Tuning eye.
- External source of data
- Ernst Erb
- Circuit diagram reference
- Rider's Perpetual, Volume 11 = ca. 1940 and before
- Mentioned in
- Rider's 11-11, 11-12
- Other Models
-
Here you find 817 models, 365 with images and 754 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Sparks-Withington Co., (Sparton); Jackson, Michigan