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Supplier: Visual Sound, Inc.
Description: Lowell Manufacturing Company 12Q250: 250W speaker for professional applications where high ceilings and high ambient noise levels require speakers capable of high SPL output. Features 8 ohm impedance, 77 oz. LF and 42 oz. HF magnets, large voice coils, robust
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Supplier: Newark, An Avnet Company
Description: DUAL VOICE COIL LOUDSPEAKER, 8 INCH ROUND, 15 WATT, 8 OHM, 10 OZ. CERAMIC MAGNET, 60 HZ - 12 KHZ RESPONSE, SENSITIVITY 92 DB 1W/1M, DEPTH 2.625 INCH, BULK PACK
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Supplier: Visual Sound, Inc.
Description: Lowell Manufacturing Company 8P100: 100W coaxial speaker with 38 oz. LF and 7.7 oz. HF magnets. Professional level, engineered for demanding applications where high ceilings and high ambient noise require a robust, high SPL output speaker. Includes large voice
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Supplier: Visual Sound, Inc.
Description: Lowell Manufacturing Company 12P150: 150W speaker for professional applications where high ceilings and high ambient noise levels requires speakers capable of high SPL output. Features 8 ohm impedance, 38 oz. LF and 7.7 oz. HF magnets, large voice coils, robust
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Supplier: Adams Magnetic Products Co.
Description: Products Overview Adams offers Samarium Cobalt magnets in square and rectangular blocks. Samarium magnets can be used for high-temperature applications where neodymium will not work. Features include: • They have high magnetic properties and are resistant to demagnetization • Samarium
- Maximum Energy Product, BHmax: 24 MGOe
- Residual Induction, Br: 11.3 kilogauss
- Coercive Force, Hc: 10,700 Oersted
- Intrinsic Coercive Force, Hci: 25,000 Oersted
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Supplier: Adams Magnetic Products Co.
Description: stability • Samarium cobalt magnets are resistant to corrosion • Samarium cobalt magnets resistant to demagnetization Applications for Samarium Cobalt High-performance permanent magnet motors, medical instruments, magnetic couplings, magnetic bearings, gyroscopes,
- Maximum Energy Product, BHmax: 24 MGOe
- Residual Induction, Br: 11.3 kilogauss
- Coercive Force, Hc: 10,700 Oersted
- Intrinsic Coercive Force, Hci: 25,000 Oersted
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Supplier: Visual Sound, Inc.
Description: Lowell Manufacturing Company 8C10-DVC-2T72: 15W speaker with 10 oz. magnet and 2 voice coils for industrial and institutional facilities where individual speakers must be connected to two separate systems. Includes 2 transformers (TLM572 with taps at 0.25, 0.5, 1,
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Supplier: MISCO
Description: Key Features: 12" (304 Mm), 8 Ohm Guitar Speaker 1" Voice Coil On Nomex Form, 40 Watts 12 Oz Ferrite Magnet, Paper Cone Ro Hs Compliant;
- Nominal Input Power: 40 watts
- Impedance: 8 ohms
- Sensitivity: 95 dB
- Frequency Response: 50 to 8,000 Hz
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Supplier: VAST STOCK CO., LIMITED
Description: Speakers & Transducers 25 cm (10") HiFi woofer, strong drive, ext rear pole plate & 38 mm voice-coil, magnet vent, 100-150W, fu 5500 Hz, 4 Ohm, 33Hz
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Supplier: TelephoneStuff.com
Description: Valcom Talkback with Ceiling Speaker, is a conventional style ceiling speaker with hands-free talkback capability. Features: - Scuff, scratch & nick resistant - Attractive powder white epoxy finish - 5 watt, 8 inch speaker with 45 ohm voice coil & 5 oz.
- Application: Security / Paging
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Supplier: PUI - Projections Unlimited, Inc.
Description: underhung voice coil for superior transient response Huge 20 mm voice coil and dual surrounds for high power handling
- Sound Pressure Level: 78 dB
- Nominal Input Power: 5 watts
- Impedance: 8 ohms
- Frequency Response: 130 to 20,000 Hz
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Supplier: Boston Acoustics, Inc.
Description: High-output L/C/R and surround speaker can handle up to 400 watts Dual 8" cast Neo magnet woofers with 1-1/2" voice coil 4-1/2" Neo magnet midrange with 1-1/2" voice coil 1" VRH.O.™ aluminum dome tweeter with AMD™ M/T baffle rotates to maintain sonic
- Impedance: 6 ohms
- Sensitivity: 93 dB
- Frequency Response: 60 to 22,000 Hz
- Speaker Size: 14.25 inch
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Supplier: Boston Acoustics, Inc.
Description: 6" copolymer cone woofer with butyl rubber surround 1½" woofer voice coil ¾" Type-S2 Kortec dome tweeter Neodymium magnets for both woofer and tweeter
- Nominal Input Power: 50 watts
- Impedance: 4 ohms
- Sensitivity: 90 dB
- Frequency Response: 55 to 20,000 Hz
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Supplier: TelephoneStuff.com
Description: 8" High performance in ceiling loudspeaker. Features: - High power handling capacity - Gold speaker terminals - Proprietary pivoting "Pole Piece" technology with 1" voice coil, neodymium magnet, and silk soft dome - Mica-filled polypropylene woofer with butyl rubber
- Application: Security / Paging
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Supplier: TelephoneStuff.com
Description: with 20oz. magnet - Tweeter: Pivoting 1” voice coil, enclosed, rare earth neodymium magnet - Recommended power: 20W to 120W (peak)
- Application: Security / Paging
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Supplier: TMP Pro Distribution
Description: distortion. Coupled with wide and even dispersion, the AD-CI52T delivers outstanding coverage. The AcousticDesign "C" Series ceiling speakers employ a 5.25" weather-resistant LF transducer incorporating a low distortion fiberglass cone, a 25mm voice coil, and a rubber surround.
- Speaker Size: 5.25 inch
- Application: Music / Audio Systems
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Supplier: TMP Pro Distribution
Description: : 130 mm (5¼ in) polypropylene-coated paper with pure butyl rubber surround, 25 mm (1 in) copper voice coil, vented fiberglass resin voice coil-former HF Driver : 20 mm (¾ in) textile soft-dome, neodymium magnet assembly, ferro-fluid cooling, aluminum voice
- Application: Music / Audio Systems
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Supplier: TMP Pro Distribution
Description: position the speaker into a single housing - independent from the enclosure. The speaker enclosure locks onto the docking station in one step, simultaneously making electrical connections and holding the speaker in place. This exceptional design carries the added benefit of
- Speaker Size: 8 inch
- Application: Music / Audio Systems
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Supplier: TMP Pro Distribution
Description: Hz - 20 kHz. Model FA138 contains a Kevlar® fiber reinforced polypropylene cone woofer, a custom butyl rubber surround, a 11.2" vented Kapton voice coil, a 21 oz. magnet and a 1.2" mylar-dome ferrofluid tweeter for clean and powerful weather-resistant performance. Depth: 5 1/2"
- Speaker Size: 8 inch
- Application: Music / Audio Systems
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Description: rugged phenolic diaphragm, a 1.5-inch diameter voice coil, and “rim centered” ferrite magnet structure for long life and durability under extreme operating conditions. A 12-inch connecting cable, phased and color coded, is provided for connecting the AM30. Model AM30 can be used
- Sound Pressure Level: 107 dB
- Nominal Input Power: 15 watts
- Speaker Size: 6.5 inch
- Weight: 1,800 g
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Supplier: TelephoneStuff.com
Description: response - Computer-matched venting system for full bass output - Magnetic liquid (Ferrofluid) injected into magnet gap - Constant lubrication of the gap prevents oxidation from occurring - Voice coil is most efficiently cooled by fluid path rather than air - High power handling
- Application: Security / Paging
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Description: 1.5-inch diameter voice coil, and “rim centered” ferrite magnet structure for long life and durability under extreme operating conditions. A 12-inch connecting cable, phased and color coded, is provided for connecting the AM30T. Model AM30T can be used with the AudioMaster® CTS
- Sound Pressure Level: 107 dB
- Speaker Size: 8.9 inch
- Weight: 2,400 g
- Application: Loudspeaker / Public Address
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optimised magnet assembly to produce exceptional force/mass ratio for high acceleration in dynamic applications. The new VM75P2 is one of a new generation of voice coil motors from Geeplus (read more)
Browse Voice Coil Actuators and Motors Datasheets for GEEPLUS Inc. -
Geeplus has redesigned the powerful and fast-acting VM102 voice coil motor using a highly optimized magnet assembly and a new, more flexible termination (read more)
Browse Voice Coil Actuators and Motors Datasheets for GEEPLUS Inc. -
this type, this new voice coil actuator, size for size, operates at very high speeds, offering high acceleration from activation. Manufactured using magnet assemblies and coils from their own UK facility, Geeplus is able to maintain complete quality control throughout the manufacturing process. Learn more about our voice coil actuators. (read more)
Browse Voice Coil Actuators and Motors Datasheets for GEEPLUS Inc. -
The VM series of Voice Coils Motors from Geeplus addresses applications where excellent control for short stroke, bidirectional linear actuation is required–in medical or optical equipment, for example. Control, Precision and Negligible (read more)
Browse DC Motors Datasheets for GEEPLUS Inc. -
move axially, and the setup is able to move freely together. When current is supplied to the intense magnetic fields in the valve, the voice coil itself generates a strong thrust, moving together with the spool in an axial direction. It is supplemented by detecting magnets at the opposite end of the (read more)
Browse Servo Valves Datasheets for Exsenco, LLC -
Frameless voice coil actuators (VCA), also known as un-housed VCAs, are sold in pairs of coil and field assemblies. These assemblies are required to be aligned within the customer's application. Frameless VCAs are the most cost-effective and versatile types of linear actuators, allowing (read more)
Browse Voice Coil Actuators and Motors Datasheets for Sensata Technologies -
ventilators that help patients breathe, to guiding the arms of asteroid-collecting spacecraft. Originally developed for audio speakers, voice coil actuation technology is now being used to provide precise and reliable motion control for a wide range of medical, industrial process, and space (read more)
Browse Voice Coil Actuators and Motors Datasheets for Sensata Technologies -
A full house voice coil actuator (VCA) further expands upon the idea of the semi-housed VCA that incorporates self-aligning bushings and a shaft. This design fully captures the coil assembly to maintain concentricity with the field assembly. An added internal flex circuit protects external (read more)
Browse Voice Coil Actuators and Motors Datasheets for Sensata Technologies -
the world of speaker technology. Our audio and sound innovations didn’t stop there. Working with Fender and surf-rock pioneer Dick Dale, our 100W output transformers became an integral component in the world’s first 100W guitar amplifier. Later, in the mid-1960s, Triad (read more)
Browse Audio Transformers Datasheets for Triad Magnetics
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Onset of contractility in cardiac muscle
Ergometer In order to impose length changes on the muscle, an ergometer was constructed from a modified speaker magnet and voice coil (Jim Lansing Model 375, Los Angeles Calif.).
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2.14 / 2.140 Analysis and Design of Feedback Control Systems, Spring 2007
The voice coil and speaker magnet are coupled with a force (and back emf) constant Kf = 10 N/A.
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Time average holography project
The separation of the voice coil and the speaker magnet varied .
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CR4 - Thread: Dual Magnets on Speakers
I don't believe Dual- Voice - Coil speakers typically have dual magnets .
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How to Diagnose and Fix Everything Electronic, Second Edition > Aces Up Your Sleeve: Tips and Tricks for Specific Circuits and Products
Earphones are just tiny speakers , with the same magnet and voice coil arrangement.
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A superconducting linear motor drive for a positive displacement bellows pump for use in the g-2 cryogenics system
This report describes a linear motor drive that employs oriented permanent magnet materials such as samarium- cobalt as the stator magnet system and a superconducting loud speaker voice coil type of drive as the armature of the linear motor.
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Piezoelectric electro-active paper (EAPap) speaker
In general, a conventional speaker consists of diaphragm, voice coil with magnet , spiders and a frame.
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Paper Cone - Paper Cone Manufacturers, Suppliers
Slim 4 Ohm 2w Dual Magnet Speaker Paper Cone Speakers With 0.5" Voice Coil .
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A Digital Signal Processor Based Controller for Inventory Confirmation Using Mass-Spring Devices
The two coil and magnet assemblies are essentially the same as speaker voice coils , which have been observed to operate continuously for several decades under normal conditions.
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Vibration and Acoustics: Measurement and Signal Analysis > Acoustic Transducers
The magnetic field created by current flowing through the voice coil interacts with the magnetic field of the speaker 's magnet , forcing the coil and its attached cone to move back and forth.