Ferranti thermionic valve, type PZ30.
Details
- Category:
- Electronic Components
- Object Number:
- Y1996.10.1239
- Materials:
- metal (unknown), plastic (unidentified), glass and cardboard
- Measurements:
-
box: 56 mm x 164 mm x 56 mm, .1
- type:
- thermionic valve
- credit:
- Gift of Ferranti International Signal plc