![](https://coimages.sciencemuseumgroup.org.uk/41/177/large_thumbnail_1975_0359__0001_.jpg)
![Dynamotor ringing generator](https://coimages.sciencemuseumgroup.org.uk/242/290/medium_cd0146_019_050822_cg_2003_22_150_1_manual_exchange_part.jpg)
Dynamotor ringing generator, made by Walter Jones (Engineers) Ltd, Sydenham, c.1950.
Details
- Category:
- Telecommunications
- Object Number:
- Y2003.22.150.1
- Materials:
- metal (unknown)
- Measurements:
-
overall: 200 mm x 200 mm x 530 mm, 27 kg
- type:
- generator
- credit:
- Gift of British Telecommunications plc