Found in a 90s Elektor, this circuit is based on a Maxim integrated circuit of the time. The circuit supplies 5 V at its output with a maximum current of 50 mA.
Mouser Electronics is announcing the availability of the new voltage regulators with low dropout...
This circuit is from a 1982 publication but can be assembled with BF245 for Q1 and BC548 for Q2....
This circuit was found in documentation from the 1970s. It eliminates contact bouncing, providing...