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Control on an audio device
A variable speed pitch control (or vari-speed) is a control on an audio device such as a turntable, tape recorder, or CD player that allows the operator
Pitch_control
Instruments used in helicopter flight
move in a desired way. To tilt forward and back (pitch) or sideways (roll) requires that the controls alter the angle of attack of the main rotor blades
Helicopter_flight_controls
Angle of a blade in a fluid
contrast, pitch control allows the blades to be feathered, so that wind speed does not affect the stress on the control mechanism. Pitch control can be implemented
Blade_pitch
Propeller with blades that can be rotated to control their pitch while in use
variable-pitch propeller is a type of propeller (airscrew) with blades that can be rotated around their long axis to change the blade pitch. A controllable-pitch
Variable-pitch propeller (aeronautics)
Variable-pitch_propeller_(aeronautics)
Changing the speed or duration of an audio signal without affecting its pitch
effects unit and intended for live performance. Pitch control is a simpler process that affects pitch and speed simultaneously by slowing down or speeding
Audio time stretching and pitch scaling
Audio_time_stretching_and_pitch_scaling
Principal directions in aviation
produced by a reaction control system consisting of small rocket thrusters used to apply asymmetrical thrust on the vehicle. Yaw Pitch Roll Vertical axis
Aircraft_principal_axes
Audio processing technique that alters pitch
technologies improved, motor speed and pitch control could be achieved electronically by servo drive system circuits. A pitch shifter is a sound effects unit
Pitch_shifting
Aircraft control computer software
mechanically controlled. In normal flight, the computers act to prevent excessive forces in pitch and roll. The aircraft is controlled by three primary control computers
Flight_control_modes
Electronic musical synthesizer
Shaped like an eighth note, the ribbon controller on its stem is used to control pitch, while the notes produced by the synthesizer are played from the Otamatone's
Otamatone
2012 film by Jason Moore
Pitch Perfect is a 2012 American musical comedy film directed by Jason Moore and written by Kay Cannon. It features an ensemble cast, including Anna Kendrick
Pitch_Perfect
Aviation incident in 1977
that they were experiencing a pitch issue, and instead of switching frequencies, they requested to stay with departure control. They were later handed off
Delta_Air_Lines_Flight_1080
2000 aviation accident in the Pacific Ocean
failure of a critical flight control system during flight. The probable cause was stated to be "a loss of airplane pitch control resulting from the in-flight
Alaska_Airlines_Flight_261
Model aircraft
RC helicopters exist, of which some (such as those with collective pitch control) are more maneuverable than others. The more maneuverable designs are
Radio-controlled_helicopter
Aircraft whose only horizontal aerodynamic surface is its main wing
horizontal surface besides its main wing. The aerodynamic control and stabilisation functions in both pitch and roll are incorporated into the main wing. A tailless
Tailless_aircraft
How aircraft are controlled
(the latter two also colloquially known as a control or joystick), governs the aircraft's roll and pitch by moving the ailerons (or activating wing warping
Aircraft flight control system
Aircraft_flight_control_system
Aircraft control surface used to control pitch
Elevators are flight control surfaces, usually at the rear of an aircraft, which control the aircraft's pitch, and therefore the angle of attack and the
Elevator_(aeronautics)
Aircraft configuration in which a small wing is placed in front of the main wing
control surfaces in the front, pivoting on a universal joint on the fuselage's extreme nose. This was intended to provide both yaw and pitch control.
Canard_(aeronautics)
Series of direct-drive turntables
Technics improved the motor and shock resistance and changed the rotary pitch control to a slider style. This became the base model and is the oldest model
Technics_SL-1200
2003 aviation accident in North Carolina
leading to the pilots not having sufficient pitch control. Although normally a postadjustment control test would be conducted to ensure that the maintenance
Air_Midwest_Flight_5481
Wind instrument made from an animal horn
ritual purposes. Like the modern bugle, the shofar lacks pitch-altering devices, with all pitch control done by the player's varying their embouchure. The shofar
Shofar
Component connecting a wind turbine blade to the hub
allows the adjustments to the blade pitch, which helps control the loads and power of the wind turbine. The pitch system brings the blade to the desired
Pitch_bearing
Electronic musical instrument
volume control and have only the pitch antenna. The theremin uses the heterodyne principle to generate an audio signal. The instrument's pitch circuitry
Theremin
US airliner with 4 piston engines, 1947
included catastrophic failures of propellers, failures of propeller pitch control leading to overspeed incidents, issues related to the poor thermal design
Boeing_377_Stratocruiser
Dynamic deceleration of fighter aircraft
allows for the recovery to level flight. The maneuver demands accurate pitch control, alpha stability and engine-versus-inlet compatibility for the aircraft
Cobra_maneuver
DJing technique
Beatmatching or pitch cue is a DJ technique of pitch shifting or time stretching an upcoming track to match its tempo to that of the currently playing
Beatmatching
Spread of weight in a vehicle
aircraft's center of gravity close to its center of pressure to avoid losing pitch control. In military transport aircraft, it is common to have a loadmaster as
Weight_distribution
2000 aviation accident in California
during the aircraft's rotation, a control rod to the right elevator control tab detached, causing a loss of pitch control. The NTSB further found that an
Emery Worldwide Airlines Flight 17
Emery_Worldwide_Airlines_Flight_17
Reference point for tuning musical instruments
Concert pitch is the pitch reference to which a group of musical instruments are tuned for a performance. Concert pitch may vary from ensemble to ensemble
Concert_pitch
Control on a synthesizer to vary the pitch
In electronic music, a pitch wheel, pitch bend or bender is a control on a synthesizer to vary the pitch in a continuously variable manner (portamento)
Pitch_wheel
Propeller with blades that can be rotated to control their pitch while in use
revolution. A controllable pitch propeller (CPP) can be efficient for the full range of rotational speeds and load conditions, since its pitch will be varied
Variable-pitch propeller (marine)
Variable-pitch_propeller_(marine)
Ability to identify musical notes by ear without reference
Absolute pitch (AP), often called perfect pitch, is the ability to identify or re-create a given pitch without the benefit of a reference tone. AP may
Absolute_pitch
Aircraft propulsion component
for a propeller-driven aircraft using an exceptionally coarse pitch. Early pitch control settings were pilot operated, either with a small number of preset
Propeller_(aeronautics)
The throw of a baseball from the pitcher to a batter at home plate
fastballs. It is basically a pitch thrown very fast, generally as hard as a given pitcher can throw while maintaining control. Some variations involve movement
Pitch_(baseball)
American helicopter model
carburetor heat control is a simple plunger-type control mounted on the center console near the collective pitch control lever. Pulling the control up slides
Robinson_R22
Fully movable aircraft stabilizer
stabilizer and the movable elevator, providing longitudinal stability, pitch control, and appropriate stick force. Apart from reduced drag, particularly
Stabilator
Aircraft control surface used to control pitch and roll
are aircraft control surfaces that combine the functions of the elevator (used for pitch control) and the aileron (used for roll control), hence the name
Elevon
Tail section of an aircraft containing stabilisers
stabilising surfaces which stabilise the flight dynamics of yaw and pitch, as well as housing control surfaces. Many early aircraft that lacked a stabilising empennage
Empennage
Experimental cargo transport aircraft
exhaust diverted upwards and downwards at the tail to give the plane pitch control at low speeds. Hiller nicknamed their X-18 the Propelloplane for public
Hiller_X-18
Analogue method of electronic sound control
with external sequencers. The control voltage typically controls pitch and the gate signal controls note on-off. This method was widely used in the epoch
CV/gate
Rotorcraft with unpowered rotor
spinning before takeoff, and collective pitch to reduce blade pitch before driving the rotor. Collective pitch controls are not usually fitted to autogyros
Autogyro
Aerial maneuver
most post-stall maneuvers, it demonstrates pitch control outside the normal flight envelope wherein pitch control is made possible by having aerodynamic flow
Kulbit
Experimental rocket-powered aircraft
be required for pitch control when a shockwave was preventing a deflected elevator from altering the pressure distribution and pitching force on the tailplane
Bell_X-1
Helicopter anti-torque system based on a ducted fan
order to optimise the blades for a reduction in power required and pitch control loads imposed. During the 2010s, Airbus Helicopters stated that it expected
Fenestron
Helicopter with four rotors
(CCW). Flight control is provided by independent variation of the speed and hence lift and torque of each rotor. Pitch and roll are controlled by varying
Quadcopter
Baseball statistic
a wild pitch (WP) is charged against a pitcher when his pitch is too high, too short, or too wide of home plate for the catcher to control with ordinary
Wild_pitch
1970 aviation accident
horizontal stabilizer, that jammed the elevator and caused the loss of pitch control. The aircraft involved was a Douglas DC-8-63CF, built in 1968. The aircraft
Trans International Airlines Flight 863
Trans_International_Airlines_Flight_863
Aircraft component
gearboxes along the tail boom. The blade pitch is typically controlled by the pilot using the helicopter flight controls. Helicopters are one example of rotary-wing
Helicopter_rotor
Scenario in which controls in an aircraft are disabled
Some controls, such as a "yoke" or "stick" move and adjust the control surfaces which affects the aircraft's attitude in the three axes of pitch, roll
Flight_with_disabled_controls
Japanese end-blown flute
airway over a block which is called a "fipple"—and thus has limited pitch control, the shakuhachi player blows as one would blow across the top of an
Shakuhachi
Unmanned aerial vehicle
front. The only flight control surfaces used on the Helios Prototype were 72 trailing-edge elevators that provided pitch control. Spanning the entire wing
AeroVironment Helios Prototype
AeroVironment_Helios_Prototype
Brass musical instrument
normally has no valves or other pitch-altering devices, and is thus limited to its natural harmonic notes, and pitch is controlled entirely by varying the air
Bugle
Experimental aircraft
additional control authority in pitch and yaw, for significantly more maneuverability than most conventional fighters. An advanced flight control system provided
Rockwell-MBB_X-31
Multi-role helicopter family by Aérospatiale
principal flight control system are connected to a total of 3 dual-chamber primary servo-units for cyclical and collective pitch control, and a single dual-chamber
Eurocopter_AS365_Dauphin
Fixed series of tones that appear to ascend or descend endlessly in pitch
Pitch circularity is a fixed series of tones that are perceived to ascend or descend endlessly in pitch. It is an example of an auditory illusion. Pitch
Pitch_circularity
American multi-role fighter aircraft
attitude is stable but control surfaces are ineffective. The pitch limiter locks the stabilators at an extreme pitch-up or pitch-down attempting to recover
General Dynamics F-16 Fighting Falcon
General_Dynamics_F-16_Fighting_Falcon
British helicopter
contention that a powered tilting hub-controlled rotor with automatic collective pitch control, and torque reaction control using jet efflux, was both safer
Cierva_W.9
Vietnam war veteran and a son of Walmart founder (1946–2005)
outcome of the failed repair was an inflight loss of pitch control, without which Walton could not control the aircraft's altitude. Shortly before his death
John_T._Walton
Process of defining the form of wind turbine systems
Load reduction is currently focused on full-span blade pitch control, since individual pitch motors are the actuators on commercial turbines. Significant
Wind_turbine_design
Instruments used to control an aircraft engine
lever and controls the amount of fuel that is injected into the cylinders. Propeller control or Governor - Adjusts the propeller blade pitch and regulates
Aircraft_engine_controls
Perpendicular-axis marine propulsion system
track can supply pitch control when mounted parallel to blade trajectory. The pitch control track shape reliably determines blade's pitch along the orbit
Cyclorotor
Panasonic brand for audio equipment
turntable by DJs. A robust machine, the SL-1200 MK2 incorporated a pitch control mechanism (or vari-speed), and maintained a relatively constant speed
Technics_(brand)
Mechanism to convert between reciprocating and rotary motion
motion of the rotor blade linkages. This type of differential pitch control, known as cyclic pitch, allows the helicopter rotor to provide selective lift in
Swashplate
Baseball effort to describe pitch quality
have relatively very little control over the results of their pitches due to the fact that so many other factors affect a pitch, such as the batter, the
Pitch_quantification
Aircraft empennage configuration
simpler. For a transsonic aircraft a T-tail configuration may improve pitch control effectiveness, because the elevator is not in disturbed air behind the
T-tail
Aircraft component
including one or more movable control surfaces, that provides longitudinal (pitch) and/or directional (yaw) stability and control. A stabilizer can feature
Stabilizer_(aeronautics)
1967 aviation accident
complete failure, spreading fire to the tailplane, causing a loss of pitch control. This particular BAC 1-11 was new, having had its first flight the previous
Mohawk_Airlines_Flight_40
Musical instrument
base to the top and features seven finger holes and a thumb hole for pitch control. The double reed, made from a desert plant called Hagna, is attached
Mizmar_(instrument)
2007 studio album by Panda Bear
Person Pitch is the third studio album by American recording artist Noah Lennox under his alias Panda Bear, released on March 20, 2007, by Paw Tracks
Person_Pitch
Uncommanded nose-upwards rotation of an aircraft
In aerodynamics, pitch-up is an uncommanded nose-upwards rotation of an aircraft. It is an undesirable characteristic that has been observed mostly in
Pitch-up
American guided bomb
only steer left and right, and could not alter its pitch or rate of fall). This lack of any pitch control meant that the bombardier still had to accurately
Azon
Topics referred to by the same term
village of the comarca of the Priorat in Catalonia Falset (music), pitch-control of a harmonic of a brass instrument Falsetto This disambiguation page
Falset
Input device that produces MIDI data
dimension of control for a performer. There also exist other types of controllers, such as pitch-to-MIDI converters, which analyze the pitch or vibrations
MIDI_controller
American homebuilt aircraft design
stabilizer). The elevators are fitted to the forward wing so that all pitch control comes from the forward wing, similar to the canard configuration.[citation
QAC_Quickie_Q2
Physics of heavier than air aircraft
the nose is pitched up and lift is generally increased. In micro-lights and hang gliders the pitch action is reversed—the pitch control system is much
Aircraft_flight_mechanics
Italian light aircraft
from earlier Tecnams: it adopted a full-flying stabilator tail (for pitch control and stability) derived from the P2006T twin and P2008 designs. P2010
Tecnam_P2010
Abrupt reduction in lift due to flow separation
as penetrating to such angles of attack α {\textstyle \alpha } that pitch control effectiveness is reduced by the wing and nacelle wakes. He also gives
Stall_(fluid_dynamics)
Surface that allows a pilot to adjust and control an aircraft's flight attitude
surfaces– aileron, rudder and elevator to control the roll, yaw, and pitch respectively. Secondary flight control surfaces might include spoiler, flaps,
Flight_control_surfaces
1977 aviation accident
protection system, causing a buildup of ice. The icing caused the loss of pitch control and the aircraft entered a steep dive. Among the deceased was table
Linjeflyg_Flight_618
Spacecraft thrusters used to provide attitude control and translation
is also capable of providing torque to allow control of rotation (roll, pitch, and yaw). Reaction control systems often use combinations of large and small
Reaction_control_system
wave whose pitch is determined by the speed of the scanning function. Pitch control is completely separate from the dynamic system control. Thus timbre
Scanned_synthesis
US Navy carrier-based fighter aircraft in service 1952-1974
predecessor. However, both roll and pitch control were deemed to not satisfy the requirements. The original roll control arrangement, a combination of unboosted
Grumman_F-9_Cougar
Homebuilt aircraft designed by Burt Rutan
the canard for both pitch and roll control but the design was changed to pitch control with the canard elevators and roll control with mid span wing ailerons
Rutan_VariEze
Cyclic/collective pitch mixing (CCPM) is a control concept employed in collective pitch radio-controlled helicopters. CCPM reduces mechanical complexity
Cyclic/collective pitch mixing
Cyclic/collective_pitch_mixing
Long-term experiment measuring the flow of pitch
A pitch drop experiment is a long-term experiment which measures the flow of a piece of pitch over many years. "Pitch" is the name for any of a number
Pitch_drop_experiment
Science of air vehicle orientation and control in three dimensions
in three dimensions about the vehicle's center of gravity (cg), known as pitch, roll and yaw; these are collectively known as aircraft attitude, often
Aircraft_flight_dynamics
American early aircraft model introduced in 1911
Francisco, California. It was originally fitted with a foreplane for pitch control, but this was dispensed with when it was accidentally discovered to
Curtiss_Model_D
Topics referred to by the same term
Variable-pitch propeller can refer to: Variable-pitch propeller (marine) Variable-pitch propeller (aeronautics) This disambiguation page lists articles
Variable-pitch_propeller
2003 aviation accident in Massachusetts
the original on December 24, 2017. Aircraft Accident Report, Loss of Pitch Control During Takeoff, Air Midwest Flight 5481, Raytheon (Beechcraft) 1900D
Colgan_Air_Flight_9446
Aviation term for a corkscrew downward path
techniques. While power is still typically reduced to idle thrust and pitch control neutralized, opposite rudder is almost never used. Adverse yaw created
Spin_(aerodynamics)
Electronic musical instrument developed by ARP Instruments
outputs. The rotary knob-controlled pitch bend featured on the Mk I and Mk II models was replaced by proportional pitch control (PPC), which utilized 3
ARP_Odyssey
sense the pitch of the torpedo. The pitch information is combined with the depth information to set the torpedo's depth control fins. The pitch information
Pendulum-and-hydrostat control
Pendulum-and-hydrostat_control
Canceled US helicopter program
of the lift, which could be adjusted by collective pitch control changes. Rotor tilt was controlled through gyroscopic precession. The Cheyenne achieved
Lockheed_AH-56_Cheyenne
Powered aircraft with wings
movable tail surfaces controlling both yaw and pitch, a form of roll control supplied either by wing warping or by ailerons and controlled by its pilot with
Airplane
Measure of roof steepness
Roof pitch is the steepness of a roof expressed as a ratio of inch(es) rise per horizontal foot (or their metric equivalent), or as the angle in degrees
Roof_pitch
Airport in French Polynesia
Airport. The report found that the crash was caused by the failure of the pitch control cables following the retraction of the flaps after take-off, which causes
Moorea_Airport
German electronic musician, music producer
label up in 1997 and instead began organizing parties with the name, "Pitch Control". She released her first album, Stadtkind, in 2001, and her second album
Ellen_Allien
Class of catamaran
wheel, of flight control duties - allowing them to focus on tactics. Additionally, the F50s have active control of the rudder pitch; crews are no longer
F50_(catamaran)
1988 aviation accident in Costa Rica
trim setting, prevented the aircraft from responding as expected to pitch control during rotation. Delta Air Lines Flight 1141 List of accidents and incidents
LACSA_Flight_628
Type of pitch in baseball
In baseball, a submarine is a pitching delivery in which the ball is released often just above the ground, but not underhanded, with the torso bent at
Submarine_(baseball)
Team ball sport
two primary forms: Fast-pitch and slow-pitch. In both forms, the pitcher throws the ball underhand to batters. In fast-pitch, the ball is typically thrown
Softball
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