Found in a September 1992 Radio Electronics magazine article, this circuit generates a pulse as shown in the graph below the diagram. The timings can be changed by swapping C3 and C7.
This circuit extends the scale of a milliammeter. We found it in a documentation from the 60's. The...
This circuit was found in old documentation, appearing in several ways in this section. PUTs are...
We have in the figure as a monostable a proximity switch where our body capacitance (estimated at 200...