Key:seamark:fog signal:category
| seamark:fog_signal:category |
| Description |
|---|
| Categorys of fog signal |
| Group: Marine navigation |
| Used on these elements |
| Documented values: 8 |
| Useful combination |
| Status: de facto |
| Tools for this tag |
|
Categorys of fog signal (CATFOG)
A fog signal can be emitted from various objects:
Values
| Category (CATFOG) | seamark:fog_signal:category | Definition | Seamark Rendering |
|---|---|---|---|
| Explosive | explosive | A signal produced by the firing of explosive charges. | |
| Diaphone | diaphone | A diaphone uses compressed air and generally emits a powerful low-pitched sound, which often concludes with a brief sound of suddenly lowered pitch, termed the 'grunt'. | |
| Siren | siren | A siren uses compressed air and exists in a variety of types which differ considerably in their sound and power. | |
| Nautophone | nautophone | A horn having a diaphragm oscillated by electricity | |
| Reed | reed | A reed uses compressed air and emits a weak, high pitched sound. | |
| Tyfon | tyfon | A diaphragm horn which operates under the influence of compressed air or steam | |
| Bell | bell | A ringing sound with a short range. | |
| Whistle | whistle | A distinctive sound made by a jet of air passing through an orifice. | |
| Gong | gong | A sound produced by vibration of a disc when struck. | |
| Horn | horn | A horn uses compressed air or electricity to vibrate a diaphragm and exists in a variety of types which differ greatly in their sound and power. The classification 'horn' is the generic term for fog signals nautophone, reed and tyfon. |
Tags to use in combination
- seamark:fog_signal:group=*
- seamark:fog_signal:period=*
- seamark:fog_signal:sequence=*
- seamark:fog_signal:range=*
- seamark:fog_signal:frequency=*
- seamark:fog_signal:generation=*
Examples in OpenSeaMap
See also
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