This circuit, which can act as a shield, was found in an American documentation from the 90s. The triggers are the 4066 CMOS switches. The unijunction transistor can be the 2N2646.
This circuit, which can act as a shield, was found in an American documentation from the 90s. The triggers are the 4066 CMOS switches. The unijunction transistor can be the 2N2646.