![](https://coimages.sciencemuseumgroup.org.uk/64/17/large_thumbnail_2014_0044__0003_.jpg)
Granular carbon-type telephone transmitter
- Made:
- circa 1885 in Manchester
![Granular carbon type telephone transmitter](https://coimages.sciencemuseumgroup.org.uk/242/603/medium_cd0144_015_050817_cg_1999_2_5_telephone_transmitter.jpg)
Granular carbon type telephone transmitter, made by David Moseley & Sons, Manchester, c.1890.
Details
- Category:
- Telecommunications
- Object Number:
- Y1999.2.5
- Materials:
- wood (unidentified) and metal (unknown)
- Measurements:
-
overall: 115 mm x 125 mm x 150 mm, .65 kg
- type:
- telephone transmitter
- credit:
- Gift of British Telecommunications Museum