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Frequency Converter

Convert frequency between hertz, kilohertz, megahertz, gigahertz, RPM, and rad/s. Frequency unit converter for electronics and physics.

1 hertz

0.001 kilohertz

1 hertz × 1 ÷ 1000 = 0.001 kilohertz

kHz0.001
MHz0.000001
GHz0

How to Use the Frequency Converter

Enter your values above for an instant result. This tool uses verified formulas and is optimised for users in USA, Canada, UK, Australia. All calculations happen in your browser — your data is never sent to our servers.

Frequently Asked Questions

How many Hz in a MHz?

1 MHz = 1,000,000 Hz. FM radio operates at 87.5–108 MHz. WiFi 2.4 GHz = 2,400 MHz = 2,400,000,000 Hz.