This 5V power supply with a 1.5 to 3 A current was found in Maxim documentation from the 90s. The integrated circuit is the MAX741D.
In the figure we have a configuration that allows to test NPN transistors and with the addition of a...
This circuit can be designed with ease today, as its components are common. We found it in old...
This siren produces an intermitent sound given by the characteristics of the two oscillators using the...