This is a Clilstore unit. You can .
They are resistors with a variable value, between zero and its maximum. They are also known as potentiometers. They are used to act on a circuit, for example to adjust sensitivity. They have 3 legs. The resistance between the two outside legs is fixed. By moving the middle leg or cursor, we adjust the resistance between the middle leg and the outside legs.
Short url: https://clilstore.eu/cs/5172