Valve tester Qty 1

Mullard High Speed Valve Tester, a professional electronic instrument designed to test and assess the performance of vacuum tubes used in radio, telecommunications and electronic equipment. Manufactured by Mullard, a leading British valve and component producer, such testers were used in laboratories, service departments and broadcast engineering environments. Prior to the widespread adoption of transistorised and solid state electronics; 1950s–1960s.

W43 x D40 x H30 cm.

Untested.