![](https://coimages.sciencemuseumgroup.org.uk/55/897/large_thumbnail_1959_0212__0001_.jpg)
![Ediswan thermionic triode valve](https://coimages.sciencemuseumgroup.org.uk/475/203/medium_smg00243588.jpg)
Ediswan thermionic triode valve
Details
- Category:
- Radio Communication
- Object Number:
- Y7001.973
- Materials:
- glass, metal (unknown) and bakelite
- Measurements:
-
overall: 108 mm 50 mm,
- type:
- triode valve and thermionic valve