Frequency Converter
Frequency Conversion =
Solution in Other Units
| Unit | Value |
|---|---|
| Hertz (Hz) | 1 |
| Kilohertz (kHz) | 0.001 |
| Megahertz (MHz) | 1e-6 |
| Gigahertz (GHz) | 1e-9 |
| Cycle / Second | 1 |
| Rotation / Second | 1 |
| Revolutions per Minute (rpm) | 60 |
Frequency Unit Conversion
Converts a frequency value from one unit into all other supported frequency units. Each unit is defined relative to the Hertz (Hz) as the base unit.
result = value × (from_factor / to_factor)
How It Works
This converter transforms a frequency value from one unit into all other supported frequency units. Each unit is defined relative to the Hertz (Hz) as the base unit, so conversions multiply by the source factor and divide by the target factor.
Example Problem
Convert 2,400 MHz to GHz.
- 1 GHz = 1,000 MHz, so divide by 1,000.
- 2,400 ÷ 1,000 = 2.4 GHz
Key Concepts
Frequency measures how many complete cycles occur per second. The SI base unit is the Hertz (Hz), equal to one cycle per second. Larger multiples — kilohertz (kHz), megahertz (MHz), gigahertz (GHz) — describe radio, processor, and optical frequencies. Revolutions per minute (rpm) is common in mechanical engineering and converts to Hz by dividing by 60.
Applications
- Electronics: converting between Hz, kHz, MHz, and GHz for radio, Wi-Fi, and processor clock speeds
- Mechanical engineering: converting motor or engine speed from rpm to Hz for vibration analysis
- Audio engineering: expressing musical pitch and sample rates in Hz or kHz
- Telecommunications: specifying carrier and bandwidth frequencies across different unit scales
Common Mistakes
- Confusing MHz and GHz — 1 GHz equals 1,000 MHz, not 100 MHz
- Forgetting to divide by 60 when converting rpm to Hz — rpm is per minute, Hz is per second
- Mixing up angular frequency (rad/s) with ordinary frequency (Hz) — they differ by a factor of 2π
Frequently Asked Questions
What is frequency?
Frequency is the number of complete cycles of a periodic event per unit of time. The SI unit is the Hertz (Hz), equal to one cycle per second.
How do you convert MHz to GHz?
Divide the MHz value by 1,000. For example, 2,400 MHz = 2.4 GHz, a common Wi-Fi frequency.
What is the difference between Hz and rpm?
Both measure cycles per time, but Hz uses seconds and rpm uses minutes. To convert rpm to Hz, divide by 60.
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