The unit used by the value of a port or parameter.
A printf format string for rendering a value (e.g., "%f dB").
The abbreviated symbol for this unit (e.g., "dB").
A conversion MUST have exactly 1 units:to property.
A conversion from this unit to another with the same base but a different prefix.
The target unit this conversion converts to.
The factor to multiply the source value by in order to convert to the target unit.
Minutes (60s of seconds and 60ths of an hour).
An inch, defined as exactly 0.0254 metres.
A mile, defined as exactly 1609.344 metres.
Decibels, a logarithmic relative unit where 0 is unity.
Percentage, a ratio as a fraction of 100.
A scale coefficient where 1 is unity, or 100 percent.
Hertz, or inverse seconds, the SI derived unit for frequency.
Beats Per Minute (BPM), the standard unit for musical tempo.
Octaves, relative musical pitch where +1 octave doubles the frequency.
A semitone in the 12-tone equal temperament scale.
An angle where 360 degrees is one full rotation.