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ZZ1031 quad voltage regulator

This valve measures 47x19mm overall and has a B9A base

Information is needed about this device. It is similar to the ZZ1030 without the external envelope. It appears to have a glass button base, then 4 individual glass tubes held in epoxy.

Top view

Donated by Bill Wagner

This file was last modified15:06:06, Tuesday September 02, 2014