Barkhausen Effect

Demo Number	168
Location	Shelf 32
Description	With the iron rod in the center of the solenoid, you can hear the domains change when the magnet is brought close to the iron rod.
Related Demos	003
Tips	There is a manual in the box for the setup. BE CAREFUL, THE MAGNET IS STRONG AND CAN PINCH YOU!! You will need: Amplifier demo 9001 on shelf 61 Any speaker but demo 291 shelf 49 works well Demo 003 MAGNET AND COMPASS ARRAY is an excellent way of demonstrating this effect in a visual way

Colorado State University