This Tesla coil was found in the November 1994 issue of Electronics Now magazine. T1 is a TV flyback transformer, but a car ignition coil can also be used.
This configuration from the 1970s can be applied to modern equivalent operational amplifiers. The...
This simple alarm using only transistors was found in a 1990 publication. It can be powered by D...
The circuit presented was found in the 1994 National Instruments Linear Applications Handbook and...