What Makes a Radio Beacon Tick. Three banks of storage batteries, resting in water-tight compartments within the buoy, furnish the power for this super-radio transmitter, which sends the necessary impulses to an approaching ship. This radio "set" is contained in the buoy's fourth compartment. The antenna rises like a buggy whip from the top of the buoy's super-structure.

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Keywords: 17-a2-154, 26-, coast, guard, history, job, rdss, rg