ID:
2020
Maker's Name:
Mullard
Where made:
England
Dimensions:
3.9 × 3.9 × 9.2 cm
This triode was used in English radio receivers of the 1920s. It was designed for audio applications.
2020 - Valve Triode PM1LF
This triode was used in English radio receivers of the 1920s. It was designed for audio applications.
