This circuit can be used to generate percussion sounds such as bell, triangle, etc. The circuit must be powered by symmetrical source and the triggering is by external pulse.
This simple neon lamp power indicator circuit was found in the January 1971 Radio Electronics...
This circuit was found in Radio Electronics magazine from June 1958. The maximum distance depends on...
Using two common operationals, such as 741, this circuit serves as a medium control in an...