We found this circuit in a 1977 factory documentation. The operational amplifiers can be 741 and the symmetrical power supply. Capacitors can be changed for operation at other frequencies.
Found in an old publication, this is a transmitter with a spark coil. The high frequency...
This Wheatstone bridge has a thermistor or NTC sensor, allowing the measurement of temperatures by...
The circuit we use makes use of Linear Technology's LT3080 (www.linear.com) which consists of a...