Concept
Hyperfix receivers
| URI | http://vocab.nerc.ac.uk/collection/L05/current/POS21/ |
|---|---|
| Within Vocab | SeaDataNet device categories |
| Preferred Label | Hyperfix receivers |
| Definition | { "frequency": "1.6-3.4MHz", "mode": "hyperbolic (usual), circular or combined", "range": "250km (night) to 700km (day)", "accuracy": "up to 0.5-1m", "operating": "until 2000", "notes": "Racal positioning system similar to Decca HiFix based on temporary or permanent transmitter chains comprising a master plus at least two slaves." } |
| Broader |
L19:
instrument L21: SeaDataNet positioning system categories W06: Instrument type |
| Narrower |
W01:
SeaDataNet device category |
| Note | accepted |
| Deprecated | false |
| Alternative Label | Hyperfix |
| Version | 4 |
| Has Current Version | http://vocab.nerc.ac.uk/collection/L05/current/POS21/4/ |
| Authored On | 2015-12-09 11:25:5 |
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