Products & Services
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Supplier: TelephoneStuff.com
Description: Speakerphone used with Universal Door Phone Controller. Door Phone Features: - 70 Volt - Push button activation - Stainless steel faceplate and tamper-proof screws - Weather-resistant enclosure for indoor/outdoor use - Mounts to virtually any surface - Used with Universal Door Phone Controller
- Application: Telephone / Voice Communication
- Features: Weatherproof / Outdoor Rated
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Supplier: TelephoneStuff.com
Description: Desktop Voice Coil Speaker is a desk top or wall mount speaker for off-hook, handsfree voice announce. Features: - Excellent private office intercom - Covers 250 square feet - Can be wall-mounted - Works with PagePac 6 and PagePac 6 Plus - Talkback application with
- Application: Security / Paging
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Supplier: TelephoneStuff.com
Description: Recessed Round Voice Coil Speaker. Flush mount ceiling speaker with round grille for background music and voice announcements. Features: - Installs in drop tile ceilings - White enamel finish grille - Support bridge and mounting hardware included - Works with
- Application: Security / Paging
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Supplier: Visual Sound, Inc.
Description: OWI, Inc. • Impedance: 8 Ohms. • 6.5" Dual Voice Coil w/ Twin Tweeters. • 60 Watts maximum power and 30 Watts minimum power. • 6.5" Poly carbonate rubber surround woofer, twin hard dome tweeter. • Kwik KlampsTM for fast and easy installation. • Indoor. • Paintable. • Aluminum grill
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Supplier: TelephoneStuff.com
Description: Wall or ceiling mount corridor speaker with volume control in black cabinet with black cloth grille. Features: - Capable of uni-directional or bi-directional audio dispersion - Wall or ceiling mount (mounting hardware included) - Black cabinet with black cloth grille - Volume control
- Application: Security / Paging
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Supplier: Newark, An Avnet Company
Description: 8" Dual Voice Coil Speaker 8 Ohm 20 Watts RMS; Driver Type:General Purpose; External Diameter - Metric:203mm; Impedance:8ohm; Power Rating Nom:20W; Sound Level SPL:92dB; External Diameter - Imperial:7.992"; Speaker Shape:Round
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Supplier: Visual Sound, Inc.
Description: system distortion by eliminating the need for the satellite speakers to reproduce frequencies in the low bass range. The satellites operate more efficiently, maintaining excellent midrange clarity and realism in music and paging. The high-pass filtering also allows a greater number of
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Supplier: Newark, An Avnet Company
Description: WOOFER, 8 , DUAL VOICE COIL; Driver Type:Woofer; External Diameter - Metric:205mm; Impedance:8ohm; Power Rating Nom:60W; Sound Level SPL:89dB; External Diameter - Imperial:8.071"; Frequency Response Min:30Hz; Speaker Shape:Round RoHS Compliant: Yes
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Supplier: Newark, An Avnet Company
Description: WOOFER, 12 , DUAL VOICE COIL; Driver Type:Woofer; External Diameter - Metric:306mm; Impedance:8ohm; Power Rating Nom:100W; Sound Level SPL:93dB; External Diameter - Imperial:12.047"; Frequency Response Min:25Hz; Speaker Shape:Round RoHS Compliant: Yes
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Supplier: Newark, An Avnet Company
Description: 8" Dual Voice Coil In-Ceiling Speaker for Fire Signaling with 5-Watt 70V Transformer and U161-8 Baffle RoHS Compliant: Yes
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Supplier: Visual Sound, Inc.
Description: Martin Audio Limited The AQ215 is a dual driver, direct radiating sub-bass in a heavily braced vented enclosure. It features two very efficient 15 inch (380mm) long-throw bass drivers with high power 4 inch (100mm) voice coils and generously sized low frequency ports for low noise,
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Supplier: Visual Sound, Inc.
Description: Martin Audio Limited The AQ212 is a dual driver, direct radiating sub-bass in a heavily braced vented enclosure. It features two very efficient 12 inch (300mm) long-throw bass drivers with high power 3 inch (75mm) voice coils and generously sized low frequency ports for low noise, high
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Supplier: JL Audio, Inc.
Description: Words like "extreme," "reference" and "ultimate" get thrown around quite a bit in the subwoofer driver world, but rare is the product that can honestly lay claim to them. The 13W7 does.
- Nominal Input Power: 1,500 watts
- Impedance: 1.5 ohms
- Speaker Size: 13.5 inch
- Weight: 23,582.766439909297 g
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Supplier: JL Audio, Inc.
Description: Big, powerful bass performance combines with spectacular sound quality in the 12W6v2. Several technologies shared with the flagship W7AE's provide advantages in motor linearity and suspension behavior, which lead directly to reduced distortion and outstanding dynamic balance.
- Nominal Input Power: 600 watts
- Impedance: 4 ohms
- Speaker Size: 12 inch
- Weight: 8,798.185941043084 g
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Supplier: JL Audio, Inc.
Description: If you are seeking to reproduce the highest quality sub-bass in a very compact enclosure application, the 10W6v2 is often your best choice. Several technologies shared with the flagship W7AE's provide advantages in motor linearity and suspension behavior, which lead directly to reduced distortion
- Nominal Input Power: 600 watts
- Impedance: 4 ohms
- Speaker Size: 10 inch
- Weight: 6,530.6122448979595 g
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Supplier: JL Audio, Inc.
Description: This just might be the best-kept secret in high-performance sub-bass. If you aren't deploying enough power to make a W7AE the best choice, the 13W6v2 can deliver astonishing performance levels in less space, with less power and a lot less weight than a W7AE. Several technologies shared with the
- Nominal Input Power: 750 watts
- Impedance: 4 ohms
- Speaker Size: 13.5 inch
- Weight: 12,154.19501133787 g
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Supplier: VAST STOCK CO., LIMITED
Description: Speakers & Transducers CD-Horn, square 25mm voice coil
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Supplier: Boston Acoustics, Inc.
Description: Dual voice coil 6½" copolymer woofer with butyl rubber surround Dual 1" Kortec® dome tweeters Inputs for both left and right channels Plays stereo signal from a single location Enclosures, grilles, hardware, cones, surrounds, and gaskets stand up to weather and temperature extremes
- Nominal Input Power: 15 to 100 watts
- Impedance: 8 ohms
- Sensitivity: 89 dB
- Frequency Response: 65 to 20,000 Hz
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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: 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: TMP Pro Distribution
Description: The PRO-8A is an accurate, highly intelligible, and musical-sounding loudspeaker that is well-suited for the reproduction of voice and music.The PRO-8A employs an unusually large 1.5-inch voice coil. This coil ;provides increased apex-driving-point cone area and greater
- Speaker Size: 8 inch
- Application: Music / Audio Systems
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Supplier: PUI - Projections Unlimited, Inc.
Description: The eight ohm, 53 mm square frame AS05308AS-R features a rubber surround, for water and dust resistance, and a vented voice coil former for improved voice coil cooling.
- Nominal Input Power: 10 watts
- Impedance: 8 ohms
- Frequency Response: 100 to 40,000 Hz
- Application: Consumer Electronics / Gaming
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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 alignment of
- Impedance: 6 ohms
- Sensitivity: 93 dB
- Frequency Response: 60 to 22,000 Hz
- Speaker Size: 14.25 inch
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Supplier: TMP Pro Distribution
Description: The EV 309 series loudspeaker systems are two-way loudspeakers with 8", low-frequency cones and high-temperature, coaxially mounted voice-coil assemblies with wide-dispersion cone tweeters. Chassis Size 203.2 mm (8") Speaker Type Ceiling Speakers Nominal Impedance
- Speaker Size: 8 inch
- Application: Music / Audio Systems
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Supplier: TMP Pro Distribution
Description: [+/- 3dB]: 58 - 19.000 Hz Max SPL: 129 dB HF: 1 " Voice Coil HF: 1.4 " Type HF: Compression driver Directivity: 80/65 x 60 ° Horn: Asymmetrical CD Horn LF: 15 " Voice Coil LF: 2 " HF Amp: 100 W/RMS LF Amp: 300 W/RMS Signal Input: 1x XLR, 1x 6.3mm phone jack Microphone
- Sound Pressure Level: 129 dB
- Nominal Input Power: 400 watts
- Frequency Response: 49 to 20,000 Hz
- Speaker Size: 15 inch
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Supplier: TMP Pro Distribution
Description: The 920-8B loudspeaker system is a two-way loudspeaker with a 12" (30.5 cm), low-frequency cone and coaxially mounted, high-temperature voice-coil assembly with a wide-dispersion dome radiator tweeter. Chassis Size: 304.8 mm (12") Input Connections: Screw Terminal Frequency Response
- Speaker Size: 12 inch
- Application: Music / Audio Systems
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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: PUI - Projections Unlimited, Inc.
Description: PUI Audio™'s eXtreme Series speakers are purpose-built for superior performance using Klippel-optimized motor designs. Forced-air vented voice coils combine with a high-grade neodymium motor for extreme power handling, extremely flat frequency response, and a surprising amount
- Nominal Input Power: 10 watts
- Impedance: 4 ohms
- Application: Consumer Electronics / Gaming
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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 with
- Sound Pressure Level: 107 dB
- Nominal Input Power: 15 watts
- Speaker Size: 6.5 inch
- Weight: 1,800 g
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Supplier: PUI - Projections Unlimited, Inc.
Description: The 28 mm diameter AS02804PR-N50-R features a paper cone and foam surround for classic HiFi sound quality. Four openings on the back plate create forced-air cooling to dissipate heat from the voice coil.
- Nominal Input Power: 3 watts
- Impedance: 4 ohms
- Frequency Response: 250 to 20,000 Hz
- Application: Consumer Electronics / Gaming
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Supplier: Tele-Communication, Inc.
Description: Encore SupraPlus Wireless More Info | 9.95 | Add to cart Plantronics 29960-30 Pink Voice Tube Tristar Encore SupraPlus More Info | 9.95 | Add to cart Plantronics 29960-40 Green Voice Tube Tristar Encore SupraPlus Wireless More Info | 9.95 | Add to cart Plantronics 29960-50 Purple
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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 series
- Sound Pressure Level: 107 dB
- Speaker Size: 8.9 inch
- Weight: 2,400 g
- Application: Loudspeaker / Public Address
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Supplier: Wharfedale Pro
Description: The Programme 60T is a high quality two way speaker with 1 x 6.5" custom Wharfedale Pro driver and 1" Titanium compression driver. The high frequency driver is a sophisticated high performance design with its voice coil wound on a strong, heat dissipating aluminium former,
- Sound Pressure Level: 118 dB
- Frequency Response: 35 to 20,000 Hz
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Supplier: Biamp Systems, Ltd.
Description: night clubs, shopping malls, stadiums, cruise ships, theme parks and factories. The high output, 3-inch voice coil, 8-inch carbon ring cone LF driver features a flange-less frame design that permits a cone area nearly equivalent to a typical 10-inch driver, resulting in high
- Speaker Size: 8 inch
- Application: Loudspeaker / Public Address, Music / Audio Systems, Telephone / Voice Communication
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Supplier: Hangzhou Crysound Electronics Co., Ltd.
Description: GVS139B Polarity tester adopts pulse test, which is not affected by environmental noises. It can quickly and automatically identify the positive and negative polarity of loudspeakers, headphones, televisions, stereos, speakers, and voice coil receivers. It is suitable for
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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 -
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
Conduct Research Top
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About Power Ratings
to the load is not considered (we can't hear DC) and even avoided in the amplifier design since DC to a speaker can damage the speaker voice coil. With home audio amplifiers there is also no discussion, or rating, of the power dissipation capability of the amplifier or often even a rating
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Audio Component Pioneer Redesigns Efficiency
. A case in point is the company's vital speaker component, the high-temperature poly-thermal polyimide film voice coil.
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Dynamic speckle bandwidth and characterization of vibration frequency and amplitude using a CO2 laser vibrometer
The bottom and top curves in Fig. ha show the frequency deviations zf for speaker voice coil voltages of 0.05 V and 0.10 V, respectively for a modulation frequency of 30 Hz.
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http://dspace.mit.edu/bitstream/handle/1721.1/97053/2-14-spring-2007/contents/labs/prelab4.pdf
A power op-amp (configured as in Labs 2 and 3) applies a voltage Vin of 2u to the speaker voice coil , whose resistance is Rv = 18 Ω.
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http://dspace.mit.edu/bitstream/handle/1721.1/50027/40160848-MIT.pdf?sequence=2
where u is the displacement of the speaker voice coil , i is the current in the voice coil, and .
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Electrodynamic Speaker Design Considerations
Consider a speaker voice coil having the following values: EC = counter e.m.f., r-m-s volts B = flux density, gausses 1 = length of conductor, cm v = effective velocity, cm/sec I = current, r-m-s amperes Z = free electrical impedance, ohms …
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