Superiorflex Model S-3 old
Electrical Research & Mfg. Co.; Waterloo, Iowa
- Country
- United States of America (USA)
- Manufacturer / Brand
- Electrical Research & Mfg. Co.; Waterloo, Iowa
- Year
- 1925
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 38067
- Number of Tubes
- 3
- Main principle
- TRF (Tuned-Radio-Frequency but use of regeneration unknown); Reflex
- Wave bands
- Broadcast only (MW).
- Power type and voltage
- Storage and/or dry batteries / 6 & 90 Volt
- Loudspeaker
- - This model requires external speaker(s).
- Material
- Wooden case
- from Radiomuseum.org
- Model: Superiorflex Model S-3 [old] - Electrical Research & Mfg. Co.
- Shape
- Tablemodel, Box - most often with Lid (NOT slant panel).
- Dimensions (WHD)
- 26 x 9.5 x 10 inch / 660 x 241 x 254 mm
- Notes
-
One dial (primary tuning control knob)
Radio News called the circuit the Superiorflex "Double Reflex"
- Net weight (2.2 lb = 1 kg)
- 19 lb (19 lb 0 oz) / 8.626 kg
- Price in first year of sale
- 100.00 $
- External source of data
- Ernst Erb
- Source of data
- Radio Collector`s Guide 1921-1932
- Mentioned in
- September 1925, Electrical Record magazine supplement page 36
- Other Models
-
Here you find 7 models, 4 with images and 1 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Electrical Research & Mfg. Co.; Waterloo, Iowa