This circuit is from 1999 documentation. However, it can still be easily assembled, as all components used are common. The sensors can have their quantity increased, being connected in parallel.
This circuit can be used for signaling a panel with a common incandescent lamp. The lamp will...
This circuit, suggested by General Electric, increases the sensitivity of a common multimeter to 1 M /...
The LM105 integrated circuit consists of a voltage regulator integrated in a metallic enclosure. The...