- Country
- United States of America (USA)
- Manufacturer / Brand
- Kennedy Co., Colin B.; San Francisco & St.Louis
- Year
- 1927
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 45425
-
- alternative name: Colin B. Kennedy Corp.
- Brand: Globe Trotter
Click on the schematic thumbnail to request the schematic as a free document.
- Number of Tubes
- 7
- Main principle
- TRF without regeneration; 2 AF stage(s); Screengrid 1926-1935
- Tuned circuits
- 4 AM circuit(s)
- Wave bands
- Broadcast only (MW).
- Power type and voltage
- Direct Current supply (DC) / 110-120 Volt
- Loudspeaker
- Electro Magnetic Dynamic LS (moving-coil with field excitation coil)
- from Radiomuseum.org
- Model: 22 - Kennedy Co., Colin B.; San
- Shape
- Tablemodel, with any shape - general.
- Notes
- Push-pull audio amplifier. One dial (primary tuning control knob) Grinder erroneously calles it a battery model and dates it 1924. But some tube types did not exist then. The UX222 came only in Oct.1927!
- External source of data
- Ernst Erb
- Source of data
- Radio Collector`s Guide 1921-1932
- Circuit diagram reference
- Rider's Perpetual, Volume 2 = 1932 (Models 1931/1932)
- Other Models
-
Here you find 145 models, 76 with images and 67 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Kennedy Co., Colin B.; San Francisco & St.Louis