Arrangement for coupling a rf-SQUID to a tank resonance circuit used in a magnetometer or gradiometer comprises a multiple layer flow transformer with a short circuiting structure having layers divided by an insulating layer

摘要

Arrangement for coupling a rf-SQUID to a tank resonance circuit comprises a multiple layer flow transformer with a short circuiting structure having a first and second layer divided by an insulating layer. A part of the layers form a screen from external magnetic fields for a SQUID.