- Country
- United States of America (USA)
- Manufacturer / Brand
- Apex Electric, Pool; Chicago; US Radio & Television Corp.; Marion; (US Radio&Refrigeration)
- Year
- 1930/1931
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 63839
-
- alternative name: Apex Electric Mfg. || Case Electric || Melrose || United States Radio & T
- Number of Tubes
- 8
- Main principle
- TRF (Tuned-Radio-Frequency but use of regeneration unknown); Screengrid 1926-1935
- Tuned circuits
- 4 AM circuit(s)
- Wave bands
- Broadcast only (MW).
- Power type and voltage
- Alternating Current supply (AC) / 60 Hz: 110 Volt
- Loudspeaker
- Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 12 inch = 30.5 cm
- Material
- Wooden case
- from Radiomuseum.org
- Model: 31-B - Apex Electric, Pool; Chicago;
- Shape
- Console, Lowboy (legs < 50 %).
- Dimensions (WHD)
- 705 x 1016 x 381 mm / 27.8 x 40 x 15 inch
- Notes
-
One dial (primary tuning control knob) This set uses a push-pull output stage. It was made of American Walnut and Bird's Eye Maple and was shown on the front page of "Harrison Wholesale Radio", Fall and Winter Catalog 1930-1931.
- Price in first year of sale
- 127.00 $
- External source of data
- Ernst Erb
- Source of data
- Radio Collector`s Guide 1921-1932
- Mentioned in
- The Radio Collector's Directory and Price Guide 1921 - 1965 (Catalog insert from Dutton Radio of Hastings, Nebraska dated 1930-1931)
- Other Models
-
Here you find 226 models, 89 with images and 130 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Apex Electric, Pool; Chicago; US Radio & Television Corp.; Marion; (US Radio&Refrigeration)