Found in a Popular Electronics from the 1990s, this circuit is a 1-digit counter that advances under the command of S2. The circuit can be expanded to more digits.
This sophisticated inverter circuit of excellent performance was found in a French publication in 1995. The...
The integrated circuit used in this application is the Texas Instruments LMV358A, a low voltage...
This circuit is from 80s documentation, using still common CMOS components. The display is 7...