In the 110 V network, capacitors of 200 V or more and in the 220 V network, capacitors of 400 V or more, can be tested in this simple circuit. The indication is given by a neon lamp.
Found in a 1967 American electronics magazine, this circuit has an input impedance of 2000 ohms....
We found this circuit in an old American documentation. The table gives the values of the...
This audio configuration of televisions from the 1960s was found in a Mullard transistor reference...