| Country: United States of America (USA) | Manufacturer/Brand: L&L Electric Co. |
| Year: 1932 ?? | Type: Service- or Lab Equipment |
| Principle | not available |
|---|---|
| Wave bands | - without |
| Power type and voltage | Alternating Current supply (AC) / 110 Volt |
| from Radiomuseum.org | Model: Tube Tester E33 |
All listed radios etc. from L&L Electric Co.
Here you find 1 models, 0 with images and 1 with schematics.