Ferranti thermionic valve, type EF80.
Details
- Category:
- Electronic Components
- Object Number:
- Y1996.10.1236
- Materials:
- glass, metal (unknown) and cardboard
- Measurements:
-
box: 29 mm x 85 mm x 29 mm,
- type:
- thermionic valve
- credit:
- Gift of Ferranti International Signal plc