Convert Hz, kHz, MHz, GHz, RPM and rad/s.
| RPM | Hz |
|---|---|
| 1 | 0.016666667 |
| 5 | 0.083333333 |
| 10 | 0.16666667 |
| 25 | 0.41666667 |
| 50 | 0.83333333 |
| 100 | 1.6666667 |
| 1000 | 16.666667 |
| Hz | RPM |
|---|---|
| 1 | 60 |
| 5 | 300 |
| 10 | 600 |
| 25 | 1,500 |
| 50 | 3,000 |
| 100 | 6,000 |
| 1000 | 60,000 |
| MHz | GHz |
|---|---|
| 1 | 0.001 |
| 5 | 0.005 |
| 10 | 0.01 |
| 25 | 0.025 |
| 50 | 0.05 |
| 100 | 0.1 |
| 1000 | 1 |
| kHz | Hz |
|---|---|
| 1 | 1,000 |
| 5 | 5,000 |
| 10 | 10,000 |
| 25 | 25,000 |
| 50 | 50,000 |
| 100 | 100,000 |
| 1000 | 1,000,000 |
| Unit | Symbol | Equals |
|---|---|---|
| Millihertz | mHz | 1 mHz = 0.001 Hz |
| Hertz | Hz | base unit |
| Kilohertz | kHz | 1 kHz = 1,000 Hz |
| Megahertz | MHz | 1 MHz = 1,000,000 Hz |
| Gigahertz | GHz | 1 GHz = 1,000,000,000 Hz |
| Terahertz | THz | 1 THz = 1,000,000,000,000 Hz |
| Revolutions per minute | RPM | 1 RPM = 0.01666666667 Hz |
| Radians per second | rad/s | 1 rad/s = 0.1591549431 Hz |
Convert frequency between hertz and its metric multiples, and between cycles per second, revolutions per minute (RPM) and angular frequency in radians per second. Useful for radio, CPUs, audio, AC power and rotating machinery.
Frequency is the inverse of period: see the time converter. For angles per turn use the angle converter.
Move between kHz, MHz and GHz for radio bands, clock speeds and Wi-Fi channels.
Convert RPM to Hz or rad/s for gearing, vibration and torque calculations.
Relate note pitches (A4 = 440 Hz) and filter cutoffs in Hz and kHz.
Divide RPM by 60 to get Hz. So 3,000 RPM is 50 Hz, and 1,800 RPM is 30 Hz.
ω (rad/s) = 2π × f (Hz). One Hz is about 6.28319 rad/s.
One megahertz equals 1,000,000 hertz.
Divide the RPM by 60. For example, 6,000 RPM = 100 Hz.
Multiply hertz by 2π (6.28319). For example, 50 Hz ≈ 314.16 rad/s.
One hertz is one cycle per second.