hertz
Hzfrequency · International · Modern
SI derived unit of frequency; 1 Hz = 1 s⁻¹.
Converter
frequency · International · Modern
kilohertz
kHzexact
- Record
- M439
- Definition quality
- Standardized
- Conversion mode
- multiplicative
- Calculator
- Fully calculable
Definition
1 kHz = 1000 Hz exactly.
Reference value
One kilohertz is exactly 1,000 hertz.
History & use
SI-prefixed frequency unit.
Modern use
Still in current use in International. Beyond that, modern use is context-dependent and varies by region and measurement system.
Did you know?
Common in audio/radio.
Sources & evidence
Source tier Tier A · confidence High