Mazda triode valve
Mazda triode valve A12 Type no. Mazda. PPE/425
Details
- Category:
- Radio Communication
- Object Number:
- Y1984.48.11.2
- Materials:
- glass, plastic (unidentified) and metal (unknown)
- Measurements:
-
overall: 117 mm 55 mm,
- type:
- triode valve
- credit:
- Gift of Dr. G. R. Airth
