
Ferranti Thermionic Valve
- Made:
- 1930-1950 in United Kingdom
- maker:
- Ferranti Limited

Ferranti thermionic valve, type 5Z4G.
Details
- Category:
- Electronic Components
- Object Number:
- Y1996.10.569
- Materials:
- glass, metal (unknown) and plastic (unidentified)
- Measurements:
-
overall: 120 mm 45 mm,
- type:
- thermionic valve
- credit:
- Gift of Ferranti International Signal plc