Ferranti Transformer Photographic Prints Removing a Ferranti Surefire polytrigatron from one stage of a series of 200 impulse generator Series 5129C c.1970

Made:
1969-1979
maker:
Ferranti Ltd
and
Campbell Harper Studios

Details

Extent:
10
Identifier:
YA1996.10/9/9/2/688
Subject:
Electrical Industry, Transformer