The circuit is from 1994 National Semiconductor documentation. The component is not easy to obtain, but there are equivalents that can be searched.
This circuit converts the voltage from a simple source into a symmetrical voltage. The circuit is from a...
This traditional configuration of a white noise generator that uses the junction of a transistor with a...
A girator reverses the impedance of a signal. Thus, a low impedance signal at the input appears as high...