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Frequency Classification (FRX)
DGIF baseline 2026-1, the latest. Earlier baselines: timemap.
RDF: frx.ttl
- Name
frequencyClassification- Datatype
- Enumeration
- Definition
- The frequency of a signal, as a category.
- Accepted
- 2013-10-18
- Defined by
- NFDD
- Values
- FRX_1 Extremely Low Frequency (ELF)
- FRX_10 Extremely High Frequency (EHF)
- FRX_2 Voice Frequency (VF)
- FRX_3 Very Low Frequency (VLF)
- FRX_4 Low Frequency (LF)
- FRX_5 Medium Frequency (MF)
- FRX_6 High Frequency (HF)
- FRX_7 Very High Frequency (VHF)
- FRX_8 Ultrahigh Frequency (UHF)
- FRX_9 Super-High Frequency (SHF)
- Used by
- ZI101 Radio Transmission Information
- GA010 Air Traffic Service (ATS) Route Segment
Source: DGIF 2026-1 QEA model, DGIWG. Standard: DGIWG 206-3. Licence: CC BY 4.0, © DGIWG.