This transistor tester was sold in Japan and the rest of the world by Sencore. The circuit is from 1967 and both NPN and PNP transistors could be tested. The supply was made with a voltage of 6 V from batteries.
This transistor tester was sold in Japan and the rest of the world by Sencore. The circuit is from 1967 and both NPN and PNP transistors could be tested. The supply was made with a voltage of 6 V from batteries.