Electronic horn
A device to be used as a fog signal for vessels by informing the position through making sound from the sound generator using the low frequency oscillation
| Mark Name | Type | Location | Whistling Cycle | Siren Arrival Distance | Lighthouse No. | |
|---|---|---|---|---|---|---|
| N Coordinate | E Coordinate | |||||
| Odong-do Lighthouse | Electric Horn | 34°44.5′ | 127°46.2′ | Whistle once every 30 seconds (Whistle for 5 seconds, silent for 25 seconds) |
2 mile | 2451 |
| Baekya-do | Electric Horn | 34°36.4′ | 127°39.4′ | Electric Horn 34°36.4′ 127°39.4′ Whistle once for every 40 seconds (Whistle for 5 seconds, silent for 35 seconds) |
6 mile | 2474 |