This precision circuit was found in ancient American documentation. The most critical component is the PMOS transistor. The power supply must be symmetrical.
Placed in the vicinity of a telegraphic transmitter (CW), this circuit produces an audible signal on...
This circuit for light data transmission (visible or IR) has a maximum speed of 1 Mbps and can be...
This circuit aims to recover electrolytic capacitors by applying currents higher than normal for a...