Found in an Electronics World of 1966 this circuit can be made with current power transistors. It causes colored lamps to flash to the rhythm of the audio signal applied to the input.
This complementary circuit increases the output power of an operational amplifier. Outputs with...
The 4098 IC contains two monostable multivibrators in the same package. The basic configuration...
Using a 4046 PLL, which is uncommon today, this circuit was found in the October 1994 issue of...