| |||

## Frequency | ||
---|---|---|

## Characteristic | ## cycle-per-second | ## Notes | ||
---|---|---|---|---|

## Symbol | cps | |||

## Other Name | cy | |||

## Metric (SI) Equivalent | This equivalent and the one below are exact. | |||

## Another Metric (SI) Equivalent with More Basic Units | 1 / second | |||

## Metric (SI) Dimensions | time-1 |

## Characteristic | ## fresnel | ## Notes | ||
---|---|---|---|---|

## Symbol | f | |||

## Metric (SI) Equivalent | This equivalent and the one below are exact. | |||

## Another Metric (SI) Equivalent with More Basic Units | 1×1012 (1 / second) | |||

## Metric (SI) Dimensions | time-1 |

## Characteristic | ## hertz |
## Notes | ||
---|---|---|---|---|

## Symbol | Hz | |||

## Metric (SI) Equivalent | hertz is a metric unit (in fact, it is a derived SI unit) | |||

## Another Metric (SI) Equivalent with More Basic Units | 1 / second | |||

## Metric (SI) Dimensions | time-1 |