This low frequency circuit was found in documentation from the 1980s. The values of R and C determine the frequency. Inverters can also be designed with logic gates.
The note sequence for this circuit is achieved through integrated circuits controlled by the 555....
The integrated circuit used in this application is an H bridge from 3 A to 55 V. It is not very...
This circuit, from a documentation from the 1970s, produces two sinusoidal signals given by C2 and...