Found in a Popular Electronics from the 90's, this circuit can generate frequencies according to the values of the employed components, according to the table next to the diagram.
This circuit was obtained in a technical publication from the 1970s. It fires a diac and thus a...
We found this circuit in the 1994 Linear Applications Handbook from National Semiconductor. The...
This simple measuring bridge allows the capacitance m of some pF to microfarads to be measured...