Found in an Elektor from the 90s, this circuit can be powered directly by the power grid. The circuit uses a rectifying bridge that can be replaced by 4 common diodes.
This adjustable circuit from 0 to 200 nA was found in a 90's EDN. The components can still be...
We found this circuit in a technical documentation from the 70s. The MC1555 is nothing more than...
Based on common operational amplifiers, this circuit was found in Texas Instruments documentation. The power...