P.M.4D.X valve with holder made by the Mullard Co.
- Made:
- circa 1940 in London
P.M.4D.X valve with holder made by the Mullard Co., c.1940.
Details
- Category:
- Electronic Components
- Object Number:
- Y7000.1277
- Measurements:
-
Overall: 112 mm 55 mm,
- type:
- thermionic valve