Found in a 90s Popular Electronics, this circuit fires an old flash of xenon from the pulse of light received by a sensor. The trigger, however, is made with a delay given by C2.
This circuit uses a 741 operational amplifier that must be powered by a symmetrical source of 6 to...
This adjustable oscillator has the traditional configuration already presented in other articles. The...
In the figure below we have the main configurations of power supplies with the most used...