This circuit is from Mullard documentation from 1969. Transistors support current equivalents. Output transistors must be mounted on heat sinks.
This tester was found in a 90’s Popular Electronics. The integrated circuit is CMOS 4011. The...
August 2017 - Texas Instruments is making available through Mouser Electronics the new integrated...
This circuit can be controlled by an external signal which allows its use as a shield. The circuit...