| Country: United States of America (USA) | Manufacturer/Brand: Hamburg Brothers, Pittsburgh |
| Year: 1925 | Type: Loudspeaker (speaker or headphone) |
| Principle | not available |
|---|---|
| Wave bands | - without |
| Power type and voltage | No Power needed |
| from Radiomuseum.org | Model: Pennsylvania Mantlepiece Speaker |
| Material | Various materials |
| Notes | Table model speaker. |
This model was suggested by Konrad Birkner.
All radios from Hamburg Brothers, Pittsburgh
Here you find 13 models, 7 with images and 0 with schematics.