Ferranti thermionic valve, type R52.
Details
- Category:
- Electronic Components
- Object Number:
- Y1996.10.1246
- Materials:
- metal (unknown), plastic (unidentified) and glass
- Measurements:
-
overall: 120 mm 45 mm,
- type:
- thermionic valve
- credit:
- Gift of Ferranti International Signal plc