The circuit shown in the figure can be designed with more modern operational amplifiers, as it is from 1994 documentation by National Semiconductor. The power supply must be symmetrical.
We found this simple IF circuit in a book from the 50's. The transistor is made of germanium and...
This circuit uses two transistors, the low noise BC549. Its quality is very good and it has a...
September 2016 - Mouser Electgronics already has in stock the new moisture digital sensor HDC1010...