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Wigwag (more formally, aerial telegraphy) is an historical form of flag signaling that passes messages by waving a single flag. It differs from flag semaphore in that it uses one flag rather than two, and the symbols for each letter are represented by the motion of the flag rather than its position.
Wigwag, wig wag, or wig-wag may refer to: Signalling devices. Wigwag (railroad), a type of railroad grade crossing signal; Wigwag (flag signals), a type of flag signal;
NWAS ambulance displays the operation of a wig-wag: only one headlight operates at a time, with the two flashing alternately at a preset rate.. A wig-wag is a device for flashing an automobile's headlamps, in its simplest form, so only one of the two headlights operates at a time, with the two flashing at a preset rate.
A wig-wag (also wigwag, wig wag) is the red light (also known as a "red-eye") near each door of a motion picture sound stage.It flashes to indicate that cameras are rolling inside the stage and no one should enter or exit the stage for any reason, and all people and vehicles outside should remain quiet.
Flag signals can mean any of various methods of using flags or pennants to send signals. Flags may have individual significance as signals, or two or more flags may be manipulated so that their relative positions convey symbols.
Wigwag is a nickname for a type of railroad grade crossing signal once common in North America, referring to its pendulum-like motion that signaled a train's approach. The device is generally credited to Albert Hunt , a mechanical engineer at Southern California 's Pacific Electric (PE) interurban streetcar railroad, who invented it in 1909 for ...
The wig-wag is the common name for the unusual solenoid mechanism used in belt-drive washing machines made by Whirlpool, Kenmore (manufactured by Whirlpool) and others, from approximately 1950 to 1987 in the United States.
The Dinagyang Festival is a religious and cultural festival held annually on the fourth Sunday of January in Iloilo City, Philippines, in honor of Santo Niño, the Holy Child, and to commemorate the historic pact between the Malay settlers and the indigenous Ati people of Panay. It is considered one of the largest and grandest festivals in the ...