Field magnet
Field magnet refers to a magnet used to produce a magnetic field in a device. It may be a permanent magnet or an electromagnet. When the field magnet is an electromagnet, it is referred to as a field coil.
Although the term usually refers to magnets used in motors and generators, it may refer to magnets used in any of the following devices:
- Alternator
- Cathode ray tube
- Dynamo
- Electric motor
- Electrical generator
- Maglev trains
- Magneto
- Read/write head
- Relay
- Solenoid
- Loudspeaker
- Magnetic Separator
- Mass spectrometer
- Metal detector
- MRI scanner
- Particle accelerator
- Stepping switch
- Tape head
