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5G mid-band
3.5 GHz
Microwave oven
2.45 GHz
Blink rate
0.3 Hz
FM radio
100 MHz
Wi-Fi signal
2.4 GHz
AM radio
1 MHz
Formula
kHz = Hz × 0.001
Example
Example: convert 20000 hertz to kilohertz.
20000 Hz = 20 kHz
Conversion table
| hertz (Hz) | kilohertz (kHz) |
|---|---|
| 1 Hz | 0.001 kHz |
| 2 Hz | 0.002 kHz |
| 5 Hz | 0.005 kHz |
| 10 Hz | 0.01 kHz |
| 20 Hz | 0.02 kHz |
| 50 Hz | 0.05 kHz |
| 100 Hz | 0.1 kHz |
Explanation
These are both units.
How to convert hertz to kilohertz
- Start with the value in hertz (Hz).
- Multiply it by 0.001.
- The result is the measurement in kilohertz (kHz).
Example: 20000 Hz → 20 kHz
Frequently Asked Questions
How much is 20000 hertz in kilohertz?
20000 hertz equals 20 kilohertz.
How many kilohertz is 1 hertz?
1 hertz equals 0.001 kilohertz.
How many hertz is 1 kilohertz?
1 kilohertz equals 1000 hertz.
What is the difference between hertz and kilohertz?
They measure the same quantity, but they may belong to different systems or be used in different contexts depending on region.
Where are hertz and kilohertz used?
They are used in electronics, audio, radio, and communications to describe signals and oscillations; the most practical unit depends on the frequency scale.
Why does 1 hertz equal 0.001 kilohertz?
Because the “kilo-” prefix means 1000. One kilohertz equals 1000 hertz.