| Use of the diaphones was limited after some lawsuits were filed against the Borough by nearby residents. |
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| The diaphones were absolutely deafening and sounded a 2 tone blast every minute or less. |
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| I spent a night and day within a few feet of one of the most powerful lighthouse diaphones on the coast. |
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| Fog signals have included cannons, whistles, sirens, reed trumpets, bells, diaphones, and diaphragm horns. |
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| At its stern is the fog signal building, powerhouse for the manually operated diaphones once used at the station. |
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