- Country
- United States of America (USA)
- Manufacturer / Brand
- Motorola Inc. (ex Galvin Mfg.Co. Chicago); Schaumburg (IL)
- Year
- 1962 ?
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 299627
- Number of Transistors
- 8
- Semiconductors
- Main principle
- Superhet with RF-stage; ZF/IF 455 kHz
- Wave bands
- Broadcast only (MW).
- Power type and voltage
- Dry Batteries
- Loudspeaker
- Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 4 inch = 10.2 cm
- Material
- Leather / canvas / plastic - over other material
- from Radiomuseum.org
- Model: X31B-1 - Motorola Inc. ex Galvin Mfg.Co
- Shape
- Very small Portable or Pocket-Set (Handheld) < 8 inch.
- Dimensions (WHD)
- 8 x 5 x 3 inch / 203 x 127 x 76 mm
- Notes
-
This radio appears to be a later version (one year) of the Motorola X31A and X31N. The schematics shown for these radios most likely is very similar to this model. The letter designations denote color as denoted below.
Letter designation Color "A" Charcoal leather "B" Blue leather "E" Black leather "N" Brown leather
- Mentioned in
- Collector's Guide To TrR1 Bunis trans.94 (1996, page 172)
- Author
- Model page created by David Erali. See "Data change" for further contributors.
- Other Models
-
Here you find 4554 models, 2959 with images and 4049 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Motorola Inc. (ex Galvin Mfg.Co. Chicago); Schaumburg (IL)
Collections
The model X31B-1 is part of the collections of the following members.