- Country
- United States of America (USA)
- Manufacturer / Brand
- Grigsby-Grunow (-Hinds) Co. (Majestic pre 1933); Chicago (IL)
- Year
- 1932 ?
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 97801
Beitman
Click on the schematic thumbnail to request the schematic as a free document.
- Number of Tubes
- 7
- Main principle
- Superhet with RF-stage; ZF/IF 175 kHz; 2 AF stage(s)
- Tuned circuits
- 7 AM circuit(s)
- Wave bands
- Broadcast only (MW).
- 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: Majestic 330 - Grigsby-Grunow -Hinds Co.
- Shape
- Tablemodel, with any shape - general.
- Literature/Schematics (1)
- Beitman Radio Diagrams, Vol. 01, 1926-1938
- Author
- Model page created by Walter Wiesmüller † May 2012. See "Data change" for further contributors.
- Other Models
-
Here you find 201 models, 122 with images and 157 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Grigsby-Grunow (-Hinds) Co. (Majestic pre 1933); Chicago (IL)