Ferranti model FHD2 direct current electric meter.
Details
- Category:
- Electricity Supply
- Object Number:
- Y1996.10.619
- Materials:
- cast iron, copper (alloy), glass and mercury
- Measurements:
-
overall: 140 mm x 170 mm x 315 mm, 8.9
- type:
- electric meter
- credit:
- Gift of Ferranti International Signal plc
