Numerari from KnowledgeDoor---The scientific calculator with graphing, unit keypads,
complex numbers, constants, advanced functions, user-defined keys, quick copy, and more! Learn more (Link leaves KnowledgeDoor website)

Frequency

Characteristic

cycle-per-second

Notes

Symbol

cps

Other Name

cy

Metric (SI) Equivalent

10 decihertz

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

1 terahertz

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

Heaven's Boulevard astronomical sky image for any location, date, and time. Personalize with a picture and message. Great gift for birthdays, anniversaries, or any special event. Learn more
(Link leaves KnowledgeDoor website)