This circuit, which can be used to indicate the movement of an object, was found in NASA documentation. The circuit uses a sensor made with liquid in a container as shown in the figure.
Found in old American documentation, this circuit is current as it uses the 555 to modulate an...
This audio amplifier uses 3 transistor in a traditional configuration named complementary output....
The UM3562 integrated circuit is a dedicated circuit found in many toys because it generates three types...