| Country: Great Britain (UK) | Manufacturer/Brand: ATM, Automatic Telephone Manufacturing |
| Year: 1924 ? | Type: Loudspeaker (speaker or headphone) |
| Principle | not available |
|---|---|
| Wave bands | - without |
| Power type and voltage | No Power needed |
| Loudspeaker/pwr.out | Horn / Ø 36 cm = 14.2 inch |
| from Radiomuseum.org | Model: Claritone [14"] |
| Material | Metal case |
| Shape | Miscellaneous shapes - described under notes. |
| Dimensions (WHD) | 360 x 630 x 0 mm / 14.2 x 24.8 x 0 inch |
| Notes | High impedance loudspeaker. Black aluminium flare with black cast metal neck. The distance between the magnet and the diaphragm can be changed with a slide in the base of the loudspeaker. |
This model was suggested by John Koster.
All radios from ATM, Automatic Telephone Manufacturing
Here you find 4 models, 4 with images and 0 with schematics.
Collection of Juhani Makivuoti (FIN)
Collection of John Koster (NL)
Collection of Pietro Gallia (I)