Using the NE5205 integrated circuit this circuit was found in the May 1987 issue of Radio Electronics magazine. It can amplify signals up to 450MHz.
This circuit is from an English publication from 1979. It describes the assembly of a sensitive touch...
Suggested by Sprague in the 90's documentation, this circuit applies to AC motors. The...
The two power steps below are intended for use with the SAA1027 stepper motor control but can be...