This high-sensitivity circuit was found in a 1980s documentation. The source can be a 9 V battery with a splitter to make it symmetrical. The shock can be 200 uH or more.
This is the simulation of a Ultrasound Receiver using the 741 IC, an operational amplifier....
This simple bridge circuit can be used for impedance or resistance measurement using a high...
This circuit was found in the July 1993 issue of Radio Electronics magazine. Based on an AD532, it...