Found in a 90's EDN, this circuit generates signals in the frequency range given by the graph. The circuit requires a symmetrical power supply.
November 2016 - The TL3780 ultra-miniature E-switch touch switches can now be obtained from Mouser...
With this circuit, power cables can be detected by simply approaching PP. PP is an antenna or...
This amplifier configuration for instrumentation with two operators was found in a circuit manual...