Chatter may refer to:
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Chatter (machining) or machining vibrations
* the undesirable phenomenon of
oscillations
Oscillation is the repetitive or periodic variation, typically in time, of some measure about a central value (often a point of equilibrium) or between two or more different states. Familiar examples of oscillation include a swinging pendulum ...
having finite frequency and amplitude, in
sliding mode control
In control systems, sliding mode control (SMC) is a nonlinear control method that alters the dynamics of a nonlinear system by applying a discontinuous control signal (or more rigorously, a set-valued control signal) that forces the system to "s ...
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Contact bounce
In electrical engineering, a switch is an electrical component that can disconnect or connect the conducting path in an electrical circuit, interrupting the electric current or diverting it from one conductor to another. The most common type o ...
or chatter, a common problem with mechanical switches and relays
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Chatter (signals intelligence) Chatter is a signals intelligence term, referring to the volume (quantity) of intercepted communications. Intelligence (information gathering), Intelligence officials, not having better metrics, monitor the volume of communication, to or from suspec ...
, the volume of communication to or from suspected terrorists or spies
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Project CHATTER
Project Chatter was a United States Navy program beginning in the fall of 1947 focusing on the identification and testing of drugs in interrogations and the recruitment of agents. Their search included laboratory experiments on both animal and hum ...
(1947–53), a U.S. Navy truth serum project
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Chatter (software), enterprise social networking software
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Small talk
Small talk is an informal type of discourse that does not cover any functional topics of conversation or any transactions that need to be addressed. In essence, it is polite and standard conversation about unimportant things.
The phenomenon o ...
See also
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Chat (disambiguation)
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Chattering classes
The chattering classes is a politically active, socially concerned and highly educated section of the "metropolitan middle class", , a politically active, socially concerned and highly educated section of the "metropolitan middle class"
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Chatter mark
A chatter mark is one or, more commonly, a series of wedge shaped marks left by chipping of a bedrock surface by rock fragments carried in the base of a glacier ( glacial plucking). Marks tend to be crescent-shaped and oriented at right angles ...
, an indication of glacial erosion
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Chatter Telephone
The Chatter Telephone is a pull toy for toddlers 12 to 36 months of age. Introduced in 1961 by the Fisher-Price company as the "Talk Back Phone" for infants and children, which was updated to the name Chatter Telephone in 1962, is a roll along pu ...
, a classic roll along pull toy with a friendly face and eyes that move up and down when the toy is pulled.
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