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Convert hertz to kilohertz instantly. Enter a value below, or use the formula and reference table further down the page.
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How to convert hertz to kilohertz
Multiply the value by 0.001.
kHz = Hz × 0.001Example: 10 Hz = 0.01 kHz.
Hertz to Kilohertz conversion table
| Hertz (Hz) | Kilohertz (kHz) |
|---|---|
| 1 Hz | 0.001 kHz |
| 2 Hz | 0.002 kHz |
| 3 Hz | 0.003 kHz |
| 4 Hz | 0.004 kHz |
| 5 Hz | 0.005 kHz |
| 10 Hz | 0.01 kHz |
| 15 Hz | 0.015 kHz |
| 20 Hz | 0.02 kHz |
| 25 Hz | 0.025 kHz |
| 50 Hz | 0.05 kHz |
| 100 Hz | 0.1 kHz |
Frequently asked questions
How many kilohertz is 1 hertz?
1 hertz equals 0.001 kilohertz.
What is the formula to convert Hz to kHz?
To convert Hz to kHz, multiply the value by 0.001. The full formula is: kHz = Hz × 0.001.
How do I convert kilohertz back to hertz?
Use the same calculator above and type your value into the kilohertz field instead — it converts in both directions. Or use the reverse formula: Hz = kHz ÷ 0.001.
Is the Hz to kHz conversion exact?
The conversion factor used here (0.001) is the standard internationally defined value. Results on this page are rounded to four decimal places for readability.