81C Square loop
Motorola Inc. (ex Galvin Mfg.Co. Chicago); Schaumburg (IL)
- Country
- United States of America (USA)
- Manufacturer / Brand
- Motorola Inc. (ex Galvin Mfg.Co. Chicago); Schaumburg (IL)
- Year
- 1939
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 138643
Click on the schematic thumbnail to request the schematic as a free document.
- Number of Tubes
- 8
- Main principle
- Superheterodyne (common); ZF/IF 455 kHz
- Tuned circuits
- 6 AM circuit(s)
- Wave bands
- Broadcast and Short Wave (SW).
- Power type and voltage
- Alternating Current supply (AC) / 117 Volt
- Loudspeaker
- Electro Magnetic Dynamic LS (moving-coil with field excitation coil)
- Material
- Wooden case
- from Radiomuseum.org
- Model: 81C [Square loop] - Motorola Inc. ex Galvin Mfg.Co
- Shape
- Console with Push Buttons.
- Notes
- Using square loop antenna.
- Source of data
- Pre-War Consoles
- Circuit diagram reference
- Rider's Perpetual, Volume 11 = ca. 1940 and before
- Literature/Schematics (1)
- Riders 11-23 , 11-26
- Author
- Model page created by Dirk Taekels. See "Data change" for further contributors.
- Other Models
-
Here you find 4595 models, 2962 with images and 4083 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)