We have already presented this circuit, obtained from manuals from other manufacturers of the used integrated circuit. This is specifically from Motorola's 1990 Linear Databook.
This is a circuit for receiving signals from the previous transmitter. The circuit uses a common...
This transmitter emits signals in the FM range, reaching a few meters away. The modulation...
A touch of the X1 sensor causes the motor to be activated for a time that can be adjusted in P1....