Frequency and Wavelength conversion
1 frequency in gigahertz (GHz) equals 299.792458 wavelength in millimeters (mm). Enter any value below to convert from GHz to mm.
Enter a value and choose units. Results update instantly.
1 GHz = 299.792458 mm
| Unit | Value |
|---|---|
| Wavelength in meters m | 0.299792458 |
| Wavelength in centimeters cm | 29.9792458 |
| Wavelength in millimeters mm | 299.792458 |
| Wavelength in micrometers μm | 299,792.458 |
| Wavelength in nanometers nm | 299,792,457.9999999404 |
| Frequency in hertz Hz | 1,000,000,000 |
| Frequency in kilohertz kHz | 1,000,000 |
| Frequency in megahertz MHz | 1,000 |
| Frequency in gigahertz GHz | 1 |
| Frequency in terahertz THz | 0.001 |
Formula
Use this relationship for a direct conversion:
10 GHz = 29.9792458 mm.
Vacuum propagation is assumed. A medium-specific velocity factor must be applied for practical cables and materials.
Quick reference
| Frequency in gigahertz (GHz) | Wavelength in millimeters (mm) |
|---|---|
| 0.1 | 2,997.92458 |
| 1 | 299.792458 |
| 10 | 29.9792458 |
| 100 | 2.99792458 |
| 1,000 | 0.299792458 |
| 1,000,000 | 0.0002997925 |
From unit
One billion cycles per second.
Symbol: GHz
To unit
Wavelength measured in millimeters.
Symbol: mm
Keep converting
Source
Definitions are checked against BIPM definition of the speed of light. Calculations use full internal precision before display rounding.
View the complete frequency and wavelength converterQuestions
Use the formula mm = ((0.299792458 / GHz) - 0) / 0.001. 1 frequency in gigahertz (GHz) equals 299.792458 wavelength in millimeters (mm).
Vacuum propagation is assumed. A medium-specific velocity factor must be applied for practical cables and materials.
