This circuit is intended to increase the width of a pulse. The circuit is TTL and can be used as a shield. We found it in an 80's Electronic Engineering.
June 2017 - The new touch screens with resistive sensors of the FK Series from NKK Switches can...
This tuner circuit was found in an old English documentation. The JFET can be any general purpose...
We found this circuit in a 1990 documentation. It is totally up to date by the components it uses...