This very high input impedance JFET circuit was found in the 1995 Encyclopedia of Electronic Circuits Volume 5. The JFET is a general-purpose transistor as is the output transistor.
The circuit shown in the figure is based on the ST Microelectronics TDEO0160 (www.st.com) and...
This circuit for communications receivers was found in the January 1974 issue of Radio Electronics...
Found in old English documentation this circuit evaluates the power of a transmitter. The circuit has...