Discovered in 1919 by Barkhausen Wrapped a coil around iron and connected ends to loudspeaker Magnetised iron using bar magnet Heard 'clicks' Voltage pulses occurring as iron is magnetised
Discovered in 1919 by Barkhausen
Wrapped a coil around iron and connected ends to loudspeaker
Magnetised iron using bar magnet
Heard 'clicks'
Voltage pulses occurring as iron is magnetised