This 1 kHz circuit was found in American documentation from the 90s. The original operational amplifier consists of a double 741 at the time. The power supply must be symmetrical.
This circuit can be used with 5 to 15 V sources and the zener diode must be chosen according to...
Here we show how a Constant Current Source can be created in the Multisim Blue using a common BJT...
This circuit was found in a 1964 Electronic Design. The circuit makes use of transistors of the...