Benelli Mini Dragon 125-3E Coil
A coil usually refers to a wire winding in a circular shape. Common applications of coils include motors, inductors, transformers, and loop antennas.
New Youyue/Youku 18-level coil
The inductance of a coil is related to the presence or absence of a magnetic core. Inserting a ferrite core into an air-core coil can increase the inductance and improve the quality factor of the coil.
A coil usually refers to a wire winding in a circular shape. Common applications of coils include motors, inductors, transformers, and loop antennas.