VIDEO DESCRIPTION:

Play, download and edit the free video Brenton Reef Offshore Light Station - Group flashing (2) White every 15 seconds (1962 - 1992).

This movie is a simulation of Group flashing white at Brenton Reef Offshore Light Station.

Group flashing (2) White every 10 seconds;
0.2 seconds flash, 3.0 seconds eclipse
0.2 seconds flash, 6.6 seconds eclipse

Flashing - A light in which the total duration of light in a period is shorter than the total duration of darkness and the appearances of light (flashes) are usually of equal duration.with a stronger intensity.

Group-flashing - A flashing light in which a group of flashes, is specified in number, is regularly repeated.

For more information on Rhode Island Lighthouse visit rhodeislandlighthousehistory.info.

It was created using

Brenton Reef Light Tower

from the Providence Public Library

provlibdigital.org/islandora/object/islandora%3A15042

licensed under CC BY-SA 4.0

creativecommons.org/licenses/by-sa/4.0/.

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