Calculators/Frequency Converter
Frequency Converter
Convert between Hz, kHz, MHz, and GHz.
1 MHz = 0.001 GHz
| Megahertz (MHz) | Gigahertz (GHz) |
|---|---|
| 1 | 0.001 |
| 2 | 0.002 |
| 5 | 0.005 |
| 10 | 0.01 |
| 15 | 0.015 |
| 20 | 0.02 |
| 25 | 0.025 |
| 50 | 0.05 |
| 75 | 0.075 |
| 100 | 0.1 |
| 150 | 0.15 |
| 200 | 0.2 |
| 250 | 0.25 |
| 500 | 0.5 |
| 1,000 | 1 |
Frequency Units Explained
Hertz (Hz) measures cycles per second. It's the fundamental unit of frequency. Larger units are simply multiples: kHz = 1,000 Hz, MHz = 1,000,000 Hz, GHz = 1,000,000,000 Hz.
Frequency Reference
| Source | Frequency |
|---|---|
| Human hearing range | 20 Hz - 20 kHz |
| Middle A (musical note) | 440 Hz |
| AM radio | 530 - 1,700 kHz |
| FM radio | 87.5 - 108 MHz |
| WiFi (2.4 GHz band) | 2.4 GHz |
| WiFi (5 GHz band) | 5 GHz |
| Microwave ovens | 2.45 GHz |
| Modern CPUs | 3 - 5 GHz |
Your WiFi router and microwave oven operate at nearly the same frequency (2.4–2.45 GHz), which is why a running microwave can sometimes interfere with WiFi signals on the 2.4 GHz band. The 5 GHz WiFi band avoids this interference but has shorter range.