TELSEN, BAKELITE CASED, PENTODE OUTPUT CHOKE, 50/25H @ 20mA, 1931

TELSEN, BAKELITE CASED, PENTODE OUTPUT CHOKE, 50/25H @ 20mA, 1931

Case undamaged.

Meter tested to give:-

1-3 536R, 22H

1-2 262R

2-3 330R