Lighthouses and Lightships With Fog Signals for North Atlantic (1965)

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6- Diaphone
4- Horn

Lighthouses with Audible Fog Signals

Delaware Lightship DE DIAPHONE, two-tone; gp of 3 blasts ev 60s (2sbl-4ssi-2sbl-4ssi-2sbl-46ssi). N38 27.300 W074 35.100
Boston Lightship MA DIAPHONE: 1 blast ev 20s (3sbl). N42 20.400 W070 45.500
Nantucket Shoals Lightship MA DIAPHONE, two-tone; when operating, is synchronized with radiobeacon ev 3 minutes for distance finding. N40 30.000 W069 28.000
Pollock Rip Lightship MA HORN, diaphragm; 1 blast ev 30s (3.5sbl). N41 36.100 W069 51.100
Portland Lightship ME HORN, diaphragm; 1 blast ev 30s (3sbl). N43 31.600 W070 05.500
Ambrose Channel Lightship NJ DIAPHONE, two-tone; 1 blast ev 15s (3sbl). N40 27.100 W073 04.400
Barnegat Lightship NJ HORN, diaphragm; 1 blast ev 20s (3sbl). N39 45.000 W073 56.000
Five Fathom Bank Lightship NJ DIAPHONE, two-tone; 1 blast ev 30s (2sbl). N38 47.300 W074 34.600
Scotland Lightship NJ HORN, diaphragm; gp of 2 blasts ev 20s (2sbl-2ssi-2sbl-14ssi). N40 26.600 W073 55.200
Chesapeake Lightship VA DIAPHONE, two-tone; 1 blast ev 30s (3sbl). N36 58.700 W075 42.200