Found in an Electronic Design from the 90s, this circuit makes use of contemporary components, including the pressure sensor. Modern equivalent components can be used in a new project.
With the coded activation of the relays, it is possible to control which of the 16 outputs...
The integrated circuit used in this application is not very common. Transistors and resistors...
This simple circuit makes use of neon lamps to indicate the voltage of a power grid. The lamps are...