To cause an interrogator to transmit a signal which puts a transponder into operation
Related Terms |
CUTTING FLUID
Any fluid applied to a cutting tool to assist in the cutting operation by cooling, lubricating or other means.
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ASME SECTION VII SUBSECTION C6
Operation of boiler auxiliaries.
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GYROCOMPASS
A compass having one or more gyroscopes as the directive element, and which is northseeking. Its operation depends upon four natural phenomena, namely gyroscopic inertia, gyroscopic precession, the earth's rotation, and gravity. When such a compass controls remote indicators, called GYRO REPEATERS, it is called a master gyrocompass.
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HARMONIC
1. A sinusoidal quantity having a frequency that is an integral multiple of the frequency of a periodic quantity to which it is related. 2. A signal having a frequency which is an integral multiple of the fundamental frequency.
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ASME SECTION VI
Recommended rules for the care and operation of heating boilers.
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AUXILIARY CONTACTS
A set of contacts that perform a secondary function, usually in relation to the operation of a set of primary contacts.
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CYCLE
A single complete operation consisting of progressive phases starting and ending at the neutral position.
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HOP
Travel of a radio wave to the ionosphere and back to earth. The number of hops a radio signal has experienced is usually designated by the expression one-hop, two-hop, multihop, etc
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HYPSOMETER
An instrument for measuring height by determining the boiling temperature of a liquid. Its operation depends on the principle that boiling temperature is dependent on pressure, which normally varies with height.
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HOMING
Navigation toward a point by following a signal from that point. Radiobeacons are commonly used for homing.
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