In the figure we have the typical circuit of a stereo decoder using the TBA450N integrated circuit. The circuit is from the 1976 Siemens manual. No information was given on the coils.
Found in Datel's documentation from the 1980s, this circuit makes use of the company's operational...
We found this passive circuit in the February 1995 Electronics Now magazine. The circuit is...
This circuit was obtained in a 1977 documentation. Two operational amplifiers 741 provide an input...