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Frequency Unit Reference
- 1 Hz = 1 cycle per second
- 1 kHz = 1,000 Hz (audio range)
- 1 MHz = 1,000,000 Hz (radio, RF)
- 1 GHz = 1,000,000,000 Hz (WiFi, cellular, CPU clocks)
- 1 THz = 10^12 Hz (optical, infrared)
- ω (rad/s) = 2π × f (Hz)
- T (period) = 1 / f (frequency)
The Frequency Converter on TechConverter.me handles the full spectrum from sub-Hz to THz, converts between frequency and period, supports angular frequency, and includes wavelength conversion for electromagnetic waves.
Examples
Example 1: Basic Frequency Unit Conversions
Input: 2.4 GHz (WiFi frequency)
Equivalent values:
2.4 GHz = 2,400 MHz
2.4 GHz = 2,400,000 kHz
2.4 GHz = 2,400,000,000 Hz
2.4 GHz = 15,079,644,737 rad/s (angular frequency: ω = 2πf)
Period (T = 1/f):
T = 1 / 2,400,000,000 Hz = 0.417 nanoseconds
Example 2: Frequency and Period Conversion
AC power frequency (North America): 60 Hz
Period: 1/60 = 16.67 milliseconds
AC power frequency (Europe): 50 Hz
Period: 1/50 = 20 milliseconds
CPU clock: 3.6 GHz
Period: 1/3,600,000,000 = 0.278 nanoseconds
Audio sample rate: 44,100 Hz (CD quality)
Period: 1/44,100 = 22.68 microseconds
32.768 kHz crystal oscillator (RTC):
Period: 1/32,768 = 30.52 microseconds
Note: 2^15 = 32,768 — divides evenly to 1 Hz for timekeeping
Example 3: Telecommunications Frequency Bands
AM Radio: 530 kHz – 1,700 kHz
FM Radio: 87.5 MHz – 108 MHz
WiFi 2.4 GHz: 2,400 MHz – 2,484 MHz
WiFi 5 GHz: 5,150 MHz – 5,850 MHz
WiFi 6E (6 GHz): 5,925 MHz – 7,125 MHz
4G LTE: 700 MHz – 2,600 MHz
5G Sub-6: 600 MHz – 6,000 MHz
5G mmWave: 24 GHz – 100 GHz
Bluetooth: 2,402 MHz – 2,480 MHz
GPS L1: 1,575.42 MHz