Difference between revisions of "Standby Light"
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Revision as of 13:00, 25 February 2009
2-5-080
A light installed permanently, close to the light in regular service, but operating independently from the latter and intended to be brought easily into service in the event of failure of the latter.
It may often be brought into service automatically.
Please note that this is the term as it stands in the original IALA Dictionary edition (1970-1989)
