![](https://coimages.sciencemuseumgroup.org.uk/55/897/large_thumbnail_1959_0212__0001_.jpg)
Metropolitan-Vickers Cosmos thermionic triode valve
![Metropolitan-Vickers Cosmos thermionic triode valve](https://coimages.sciencemuseumgroup.org.uk/475/173/small_thumbnail_smg00243547.jpg)
![Metropolitan-Vickers Cosmos thermionic triode valve](https://coimages.sciencemuseumgroup.org.uk/247/402/small_thumbnail_cd0096_013_050321_eg_7001_977_cosmos_valve.jpg)
Metropolitan-Vickers Cosmos thermionic triode valve DE11
Details
- Category:
- Radio Communication
- Object Number:
- Y7001.977
- Materials:
- glass, metal (unknown) and bakelite
- Measurements:
-
overall: 95 mm 22 mm,
- type:
- thermionic valve and triode valve