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- Woofer abstract "This article is about a loudspeaker driver. For other uses, see Woofer (disambiguation)A woofer is a technical term for loudspeaker driver designed to produce low frequency sounds, typically from 60 Hz up to 250 Hz. The name is from the onomatopoeic English word for a dog's bark, \"woof\" (in contrast to the name used for speakers designed to reproduce high-frequency sounds, tweeter as in the tweeting of small birds). The most common design for a woofer is the electrodynamic driver, which typically uses a stiff paper cone, driven by a voice coil which is surrounded by a magnetic field. The voice coil is attached by adhesives to the back of the speaker cone. The voice coil and magnet form a linear electric motor. When current flows through the voice coil, the coil moves in relation to the frame according to Fleming's left hand rule, causing the coil to push or pull on the driver cone in a piston-like way. The resulting motion of the cone creates sound waves as it moves in and out.At ordinary sound pressure levels (SPL), most humans can hear down to about 20 Hz. Woofers are generally used to cover the lowest octaves of a loudspeaker's frequency range. In two-way loudspeaker systems, the drivers handling the lower frequencies are also obliged to cover a substantial part of the midrange, often as high as 2000 to 5000 Hz; such drivers are commonly termed mid woofers. Since the 1990s, a type of woofer (termed subwoofer), which is designed for very low frequencies only, has come to be commonly used in home theater systems and PA systems to augment the bass response; they usually handle the very lowest two or three octaves (i.e., from as low as 20 to perhaps 80 or 120 Hz).".
- Woofer thumbnail Modernwoofer.jpg?width=300.
- Woofer wikiPageExternalLink speaker7.htm.
- Woofer wikiPageID "191608".
- Woofer wikiPageLength "13907".
- Woofer wikiPageOutDegree "52".
- Woofer wikiPageRevisionID "701051614".
- Woofer wikiPageWikiLink Audio_crossover.
- Woofer wikiPageWikiLink Bell_Labs.
- Woofer wikiPageWikiLink Category:Loudspeakers.
- Woofer wikiPageWikiLink Coloration.
- Woofer wikiPageWikiLink Digital_signal_processing.
- Woofer wikiPageWikiLink Distortion.
- Woofer wikiPageWikiLink Electric_motor.
- Woofer wikiPageWikiLink Electrical_impedance.
- Woofer wikiPageWikiLink File:Modernwoofer.jpg.
- Woofer wikiPageWikiLink Finite_impulse_response.
- Woofer wikiPageWikiLink Flemings_left-hand_rule_for_motors.
- Woofer wikiPageWikiLink Full-range_speaker.
- Woofer wikiPageWikiLink Hertz.
- Woofer wikiPageWikiLink Home_cinema.
- Woofer wikiPageWikiLink Instrument_amplifier.
- Woofer wikiPageWikiLink Klein_and_Hummel.
- Woofer wikiPageWikiLink L_W_Erath.
- Woofer wikiPageWikiLink Loudspeaker.
- Woofer wikiPageWikiLink Loudspeaker_enclosure.
- Woofer wikiPageWikiLink Low_frequency.
- Woofer wikiPageWikiLink Magnetic_field.
- Woofer wikiPageWikiLink Mica.
- Woofer wikiPageWikiLink Mid-range_speaker.
- Woofer wikiPageWikiLink Motional_Feedback.
- Woofer wikiPageWikiLink Negative_feedback.
- Woofer wikiPageWikiLink Onomatopoeia.
- Woofer wikiPageWikiLink Polymer.
- Woofer wikiPageWikiLink Public_address_system.
- Woofer wikiPageWikiLink Ringing_(signal).
- Woofer wikiPageWikiLink Servo_drive.
- Woofer wikiPageWikiLink Sound_pressure.
- Woofer wikiPageWikiLink Sound_reinforcement_system.
- Woofer wikiPageWikiLink Speaker_driver.
- Woofer wikiPageWikiLink Subwoofer.
- Woofer wikiPageWikiLink Super_tweeter.
- Woofer wikiPageWikiLink Technical.
- Woofer wikiPageWikiLink Small.
- Woofer wikiPageWikiLink Tweeter.
- Woofer wikiPageWikiLink Voice_coil.
- Woofer wikiPageWikiLink Woofer_(disambiguation).
- Woofer wikiPageWikiLink File:PAudioChallengerFrontRear.JPG.
- Woofer wikiPageWikiLink File:Speaker-cross-section.svg.
- Woofer wikiPageWikiLinkText "Dual voice coil active woofer".
- Woofer wikiPageWikiLinkText "Woofer".
- Woofer wikiPageWikiLinkText "bass speaker".
- Woofer wikiPageWikiLinkText "bass".
- Woofer wikiPageWikiLinkText "speaker".
- Woofer wikiPageWikiLinkText "woof".
- Woofer wikiPageWikiLinkText "woofer".
- Woofer wikiPageWikiLinkText "woofer's".
- Woofer wikiPageUsesTemplate Template:Citation_needed.
- Woofer wikiPageUsesTemplate Template:Commons.
- Woofer wikiPageUsesTemplate Template:Refimprove.
- Woofer wikiPageUsesTemplate Template:Reflist.
- Woofer subject Category:Loudspeakers.
- Woofer type Motor.
- Woofer comment "This article is about a loudspeaker driver. For other uses, see Woofer (disambiguation)A woofer is a technical term for loudspeaker driver designed to produce low frequency sounds, typically from 60 Hz up to 250 Hz. The name is from the onomatopoeic English word for a dog's bark, \"woof\" (in contrast to the name used for speakers designed to reproduce high-frequency sounds, tweeter as in the tweeting of small birds).".
- Woofer label "Woofer".
- Woofer sameAs Q1324405.
- Woofer sameAs Woofer.
- Woofer sameAs Bassokaiutin.
- Woofer sameAs Boomer_(haut-parleur).
- Woofer sameAs Amhaire.
- Woofer sameAs Woofer.
- Woofer sameAs ウーファー.
- Woofer sameAs 우퍼.
- Woofer sameAs Woofer.
- Woofer sameAs Woofer.
- Woofer sameAs m.01b68b.
- Woofer sameAs Q1324405.
- Woofer wasDerivedFrom Woofer?oldid=701051614.
- Woofer depiction Modernwoofer.jpg.
- Woofer isPrimaryTopicOf Woofer.