Test Oscillator 20
Earl Webber Company; Chicago
- Country
- United States of America (USA)
- Manufacturer / Brand
- Earl Webber Company; Chicago
- Year
- 1936
- Category
- Service- or Lab Equipment
- Radiomuseum.org ID
- 229209
Webber Model 20
Webber Model 20 rear view
Webber model 20 inside top view
- Number of Tubes
- 2
- Valves / Tubes
- Power type and voltage
- Storage and/or dry batteries
- Loudspeaker
- - - No sound reproduction output.
- Material
- Metal case
- from Radiomuseum.org
- Model: Test Oscillator 20 - Earl Webber Company; Chicago
- Shape
- Tablemodel, with any shape - general.
- Dimensions (WHD)
- 11 x 7.5 x 6 inch / 279 x 191 x 152 mm
- Notes
-
Test Oscillator 90 kHz – 60 MHz.
2 tubes unknown type, one labeled modulator, one labeled oscillator, 4 prong.
Battery only, wires for A+, A-, +22 and B-.
From 'Electronics': "This new oscillator, known as the 1936 Improved Model 20 is powered by one 4 volt A and one 22 volt B battery; it can be used for aligning the home receiver in the service laboratory or the auto set in the car."
- Net weight (2.2 lb = 1 kg)
- 4 lb 0 oz (4 lb) / 1.816 kg
- Mentioned in
- "Electronics", McGraw-Hill, 1936
- Author
- Model page created by Gene Vajgrt. See "Data change" for further contributors.
- Other Models
-
Here you find 2 models, 2 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Earl Webber Company; Chicago
Collections
The model Test Oscillator is part of the collections of the following members.