This simple bridge circuit can be used for impedance or resistance measurement using a high impedance earphone as an indicator. The circuit is from an American 80's documentation.
This circuit is from Motorola's 1993 Linear Interface ICs. The circuit must be powered by a...
In the figure we have a three-phase AC motor control for voltages up to 600 V or 1200 V depending on...
This high current circuit using a MOSFET and an operational one was found in a documentation from...