Frequency conversion

Frequency conversion may refer to different processes affecting frequency of physical phenomena:

A frequency changer is an electronic device that converts alternating current (AC) of one frequency to alternating current of another frequency.
- A variable-frequency drive is a type of frequency changer
Frequency conversion in nonlinear optics may refer to various manipulations of the frequency of light.
A Hetrodyne is used in signal electronics to convert frequencies.

This disambiguation page lists articles associated with the same title.
If an internal link led you here, you may wish to change the link to point directly to the intended article.