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Supplier: Adams Magnetic Products Co.
Description: -performance permanent magnet motors, medical instruments, magnetic couplings, magnetic bearings, gyroscopes, accelerometers, voice coil motors, particle accelerators, sputtering deposition, Halbach arrays, magnetic separation devices, speakers, microphones, undulators,
- Coercive Force, Hc: 10700 Oersted
- Geometry: Block / Bar
- Intrinsic Coercive Force, Hci: 25000 Oersted
- Length: 1 to 2 inch
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Supplier: Adams Magnetic Products Co.
Description: instruments, magnetic couplings, magnetic bearings, gyroscopes, accelerometers, voice coil motors, particle accelerators, sputtering deposition, Halbach arrays, magnetic separation devices, speakers, microphones, undulators, wigglers, particle beam focusing devices, and many
- Coercive Force, Hc: 10700 Oersted
- Geometry: Round / Ring / Disc
- Intrinsic Coercive Force, Hci: 25000 Oersted
- Magnet Type: Individual Magnets, Rare-Earth Magnet
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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: 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: 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: 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;
- Frequency Response: 50 to 8000 Hz
- Impedance: 8 ohms
- Nominal Input Power: 40 watts
- Sensitivity: 95 dB
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Supplier: Visual Sound, Inc.
Description: operation. Problems such as corrosion and electrolysis damage are completely eliminated by plastic construction. The 12.7-ounce ceramic magnet and state-of-the-art voice-coil construction ensure high-fidelity response with low distortion throughout the power range. One speaker
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Supplier: MISCO
Description: Key Features: 4" (100mm), Dual 8 Ohm Voice Coil Voice Range, 12 Watts Neodymium Magnet, Flame Retardant Paper Cone And Cap
- Frequency Response: 200 to 8000 Hz
- Impedance: 8 ohms
- Nominal Input Power: 12 watts
- Sensitivity: 86 dB
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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: -energy neodymium magnet completely saturates the underhung voice coil for superior transient response Huge 20 mm voice coil and dual surrounds for high power handling
- Application: Consumer Electronics / Gaming
- Frequency Response: 130 to 20000 Hz
- Impedance: 8 ohms
- Nominal Input Power: 5 watts
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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
- Frequency Response: 60 to 22000 Hz
- Impedance: 6 ohms
- Sensitivity: 93 dB
- Speaker Size: 14.25 inch
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Supplier: Boston Acoustics, Inc.
Description: 5¼" copolymer cone woofer with butyl rubber surround 1½" woofer voice coil ¾" Type-S2 Kortec dome tweeter Neodymium magnets for both woofer and tweeter
- Application: Automotive
- Frequency Response: 60 to 20000 Hz
- Impedance: 4 ohms
- Nominal Input Power: 50 to 150 watts
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Supplier: MISCO
Description: Key Features: 6.5" (165 Mm), 8 Ohm Full Range, 15 Watt Neodymium Magnet, Paper Cone With Pre Treated Black Cloth Surround Ferrofluid Cooled And Vented Voice Coil
- Frequency Response: 60 to 5000 Hz
- Impedance: 8 ohms
- Nominal Input Power: 15 watts
- Sensitivity: 92 dB
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Supplier: Boston Acoustics, Inc.
Description: 5 x 7" copolymer cone woofer with butyl rubber surround 1½" woofer voice coil ¾" Type-S2 Kortec dome tweeter Neodymium magnets for both woofer and tweeter
- Application: Automotive
- Frequency Response: 50 to 20000 Hz
- Impedance: 4 ohms
- Nominal Input Power: 50 to 150 watts
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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
- Application: Automotive
- Frequency Response: 55 to 20000 Hz
- Impedance: 4 ohms
- Nominal Input Power: 50 watts
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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: 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, 8 Ohm, 31Hz
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Supplier: TelephoneStuff.com
Description: : 6.5” Kevlar, butyl rubber surround 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: 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: TMP Pro Distribution
Description: sound with very low 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
- Application: Music / Audio Systems
- Speaker Size: 5.25 inch
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Supplier: TMP Pro Distribution
Description: benefit of security - reducing the possibility of theft. When opening night arrives, snap the enclosures into the docking stations and feed the program material. Configuration: Compact two way, ported enclosure Low Frequency Transducer: 8" fiberglass cone, 1 1/4" voice coil
- Application: Music / Audio Systems
- Speaker Size: 8 inch
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Supplier: TMP Pro Distribution
Description: (¾ in) textile soft-dome, neodymium magnet assembly, ferro-fluid cooling, aluminum voice coil former Enclosure Material : High impact polystyrene Grille : Zinc-plated steel grille with powder-coat finish, foam backing (removable for painting Environmental : Exceeds Mil Spec
- Application: Music / Audio Systems
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Supplier: TMP Pro Distribution
Description: ) voice coil on fiberglass former, neodymium magnet Mid Frequency : 125 mm (5 in) anodized aluminum cone with EPDM rubber (Terpolymer of Ethylene and Propylene) surround, 25 mm (1 in) voice coil on fiberglass former High Frequency : 25 mm (1 in) compression driver,
- Application: Music / Audio Systems
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Supplier: TelephoneStuff.com
Description: performance - Extremely good off-axis 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
- Application: Security / Paging
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Description: anywhere within a 360° half-sphere of area. The driver of the AM30 employs a 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
- Application: Loudspeaker / Public Address
- Nominal Input Power: 15 watts
- Sound Pressure Level: 107 dB
- Speaker Size: 6.5 inch
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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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Indicates content that may require registration and/or purchase.
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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.