Found in an Electronic Design from the 90s, this circuit uses components from that time and can supply voltages of 5 V with current up to 100 mA.
The presented circuit is suggested by Texas Instruments (www.ti.com) in its Application Report...
This circuit with an industrial standard 4-20 mA interface uses a KPZ20G pressure sensor but can...
This circuit takes advantage of the inductance of the coil of a high-impedance phone to form the...