IGRANIC, TYPE E , AUDIO FREQUENCY INTER VALVE TRANSFORMER, RATIO 5:1, CAT No. 146 Dated 1925

IGRANIC, TYPE E , AUDIO FREQUENCY INTER VALVE TRANSFORMER, RATIO 5:1, CAT No. 146 Dated 1925

Case undamaged.

Meter tested to give:-

IP-OP  560R

IS-OS 2K7