- Country
- United States of America (USA)
- Manufacturer / Brand
- Amrad Corporation; Medford Hillside (MA)
- Year
- 1927 ?
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 32650
-
- alternative name: American Radio & Research
Old Auction Photograph
Old Auction Photograph
Old Auction Photograph
Click on the schematic thumbnail to request the schematic as a free document.
- Number of Tubes
- 7
- Main principle
- TRF without regeneration; 3 AF stage(s); Neutrodyne
- Tuned circuits
- 3 AM circuit(s)
- Wave bands
- Broadcast only (MW).
- Power type and voltage
- Storage and/or dry batteries / 6 & 45 & 90 & 180 & -? Volt
- Loudspeaker
- - This model requires external speaker(s).
- Material
- Wooden case
- from Radiomuseum.org
- Model: S733 - Amrad Corporation; Medford
- Shape
- Tablemodel, with any shape - general.
- Notes
-
Two dials (primary tuning control knobs). 1927 the CX112A is available.
- Price in first year of sale
- 65.00 $
- External source of data
- Ernst Erb
- Source of data
- Radio Collector`s Guide 1921-1932
- Circuit diagram reference
- Rider's Perpetual, Volume 1 = 1931/1934 (for 1919-1931)
- Mentioned in
- Collector's Guide to Antique Radios 4. Edition
- Other Models
-
Here you find 107 models, 81 with images and 43 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Amrad Corporation; Medford Hillside (MA)