40.035 - TINY TRANSFORMER CORE, Science Service Historical Image Collection

1942 - TINY TRANSFORMER CORE - made from a slice cut out of a metal crystal which Dr. Sidney Siegel produces in an electric induction furnace

TINY TRANSFORMER CORE BUILT FOR TESTS

E&MP 40.035

Electric Transformers

November 23, 1942

The midget transformer core shown above is made from a slice cut out of a metal crystal which Dr. Sidney Siegel produces in an electric induction furnace at the Westinghouse Research Laboratories.

This core undergoes electrical tests in Dr. Siegel's search for better magnetic materials for transformer cores.