This simple Morse Code oscillator was found in a 1980s American documentation. The power supply should be powered with 5V and the integrated can be the 7400.
The configuration shown in the figure is one of the most traditional when it is desired to produce...
This burglar alarm is highly efficient, depending of course on the care with which it is...
This shunt voltage regulator was found in an Electronic Design from the 90's. The power transistor must...