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Fog Signal Frequency (FSF)

DGIF baseline 2026-1, the latest. Earlier baselines: timemap.

RDF: fsf.ttl

Name

fogSignalFrequency

Datatype

Integer

Definition

The transmission frequency of an audible fog signal.

Accepted

2023-08-11

Defined by

S101

Physical quantity

frequency

Recommended unit

Hertz (Hz)

Used by

• BC101 Fog Signal

Source: DGIF 2026-1 QEA model, DGIWG. Standard: DGIWG 206-3. Licence: CC BY 4.0, © DGIWG.