Baffle or baffles may refer to:
*
Baffle (liquid mixing), auxiliary devices employed in tank which suppress the effects of slosh dynamics
*
Baffle (heat transfer), a flow-directing or obstructing vane or panel used in some industrial process vessels (tanks)
*
Baffle (medicine) A baffle is a surgically created tunnel or wall within the heart or major blood vessels used to redirect the flow of blood. They are used in some types of heart abnormalities that a child is born with known as congenital heart defects. Baffles a ...
, a tunnel or wall surgically constructed within the heart or primary blood vessels to redirect blood flow
*
Baffles (submarine)
The baffles is the area in the water directly behind a submarine or ship through which a hull-mounted sonar cannot hear. This blind spot is caused by the need to insulate the sonar array, commonly mounted near the bow, from the noise of the v ...
, the blind spot in a submarine's sonar created by the body of the submarine
* ''Baffle'' or ''All-Star Baffle'', a 1973–74 revival of
''PDQ'' (game show), where contestants had to guess phrases from a short combination of letters
* Baffle gate, another name for
turnstile
A turnstile (also called a turnpike, gateline, baffle gate, automated gate, turn gate in some regions) is a form of gate which allows one person to pass at a time. A turnstile can be configured to enforce one-way human traffic. In addition, a ...
*
Baffle (camera)
Baffle or baffles may refer to:
* Baffle (liquid mixing), auxiliary devices employed in tank which suppress the effects of slosh dynamics
* Baffle (heat transfer), a flow-directing or obstructing vane or panel used in some industrial process vess ...
, shroud protecting the optics of an imaging system from being disturbed from stray light
*
Sound baffle
A sound baffle is a construction or device which reduces the strength (level) of airborne sound. Sound baffles are a fundamental tool of noise mitigation, the practice of minimizing noise pollution or reverberation. An important type of sound ...
, any object designed to reduce airborne sound
** Components in a
loudspeaker enclosure
A loudspeaker enclosure or loudspeaker cabinet is an enclosure (often rectangular box-shaped) in which speaker drivers (e.g., loudspeakers and tweeters) and associated electronic hardware, such as crossover circuits and, in some cases, powe ...
used to negate the out-of-phase sound waves from the rear of the loudspeaker
** Components in a
suppressor
A silencer, also known as a sound suppressor, suppressor, or sound moderator, is a muzzle device that reduces the acoustic intensity of the muzzle report (sound of a gunshot) and muzzle rise when a gun (firearm or air gun) is discharged, by ...
used to redirect the gas from a gunshot to minimise sound and light
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