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.
This circuit generates a rectangular signal whose frequency depends on the electrolytic...
This simple tester for general purpose transistors was obtained in an Argentine publication from...
This circuit is intended for calls to the deaf and is indicated in an old English documentation. LEDs can be...