Pressure switches are used in this circuit that quickly turns off the supply of a load if necessary. The circuit is from a 90s Popular Electronics.
In the figure we have the way of modulating in frequency the rectangular signal generated by an...
This 5 V x 8 A power supply was found in Siliconix documentation. The unit operates with a 24 to...
This circuit is used in magnetic tape recorders, having been found in documentation in the 1960s....