The circuit was found in the February 1992 Radio Electronics magazine. The scale can be changed by changing R2 and R3.
Other series amplifiers such as the MC3301, MC3401 and LM2900 can be used on this circuit. We...
This circuit is designed to trigger a xenon lamp from a switch. The circuit was found in the May...
Based on components from Linear Technology, we find this circuit in a 2005 manual. The circuit...