This circuit was found in ancient American documentation. Equivalent operational amplifiers can be used. The power supply must be symmetrical. The circuit provides an average output.
This small transmitter with 2 transistors can reach several hundred meters using a 30 to 70 cm...
Built-in Littelfuse itself This SiC N Channel MOSFET for 1200 V can be obtained from Mouser...
This source draws a fixed constant current of 1 mA using a Norton operational amplifier. Other...