This circuit generates high pulses from a sinusoidal input, using SCRs for this purpose. The pulses are positive and negative, as shown in the figure and the SCRs admit equivalents.
This circuit was found in an English publication from the 80's. It triggers a buzzer (with...
This circuit automatically turns off small battery-powered devices after a certain amount of time,...
This is the application note circuit of the integrated circuit used with the LASER diode. The...