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Supplier: Visual Sound, Inc.
Description: OWI, Inc. • Impedance: 4 Ohms. • 4" full range driver. • 40-80 Watt RMS power handling. • 60 foot throw. • FR: 140 Hz - 20 kHz (music) 250 Hz - 3 kHz (paging). • Dispersion: 120? H x 90? V. • Unique "C" mounting bracket for pole, ceiling or wall mounting. • Weatherized, 5 year
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Supplier: VAST STOCK CO., LIMITED
Description: Speakers & Transducers 13 cm (5") fullrange speaker, inverted cone displacement, 70 18000 Hz, 15-40W, 4 Ohm, 110Hz
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Supplier: TMP Pro Distribution
Description: The EV 205 is a high quality 4", full-range loudspeaker for distributed sound systems. Chassis Size: 101.6 mm (4") Speaker Type: Ceiling Speakers Frequency Response (-3 dB): 90 - 18000 Hz Max. SPL/1m (calc): 101 dB System Power Handling (Continuous/Program/Peak): 10 Watts
- Speaker Size: 4 inch
- Application: Music / Audio Systems
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Supplier: Visual Sound, Inc.
Description: OWI, Inc. Trumpet Speaker 4 ohms/70v combination Trumpet Speakers are the clear alternative to the outdated horn speaker design. 70 Volt/4 ohm combo speaker with 4-inch full range driver. 60-foot throw, 120-degree horizontal and
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Supplier: TelephoneStuff.com
Description: 45 Ohm Speaker with 2 resistors and excellent voice and music reproduction. Features: - 4 Volume levels - Hardware included (mounting brackets) - Screw connection - 8" Speaker - Weight: 1.60 lbs (0.72 kg) - Dimensions: 8.0" D x 2.75 D (20.32 cm x 6.99 cm)
- Application: Security / Paging
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Supplier: Newark, An Avnet Company
Description: SPEAKER, FX 10, 4 OHMS; Transducer Function:Speaker; Power Rating RMS:40W; Impedance:4ohm; Sensitivity (dB):-; Resonant Frequency:110Hz; Frequency Response Min:70Hz; Frequency Response Max:22kHz; Product Range:-; SVHC:No SVHC RoHS Compliant: Yes
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Description: Home // Signaling // Speaker assembly, 30W, 8ohm, 4 pack
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Supplier: Newark, An Avnet Company
Description: SPEAKER, FR 10 WP, 4 OHMS; Transducer Function:Speaker; Power Rating RMS:30W; Impedance:4ohm; Sensitivity (dB):-; Resonant Frequency:120Hz; Frequency Response Min:80Hz; Frequency Response Max:16000Hz; Product Range:-; SVHC:No SVHC RoHS Compliant: Yes
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Supplier: Newark, An Avnet Company
Description: SPEAKER, FR 10 HM, 4 OHMS; Transducer Function:Speaker; Power Rating RMS:30W; Impedance:4ohm; Sensitivity (dB):-; Resonant Frequency:120Hz; Frequency Response Min:95Hz; Frequency Response Max:22000Hz; Product Range:-; SVHC:No SVHC RoHS Compliant: Yes
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Supplier: Newark, An Avnet Company
Description: SPEAKER, FR 16 WP, 4 OHMS; Transducer Function:Speaker; Power Rating RMS:80W; Impedance:4ohm; Sensitivity (dB):-; Resonant Frequency:85Hz; Frequency Response Min:60Hz; Frequency Response Max:15000Hz; Product Range:-; SVHC:No SVHC RoHS Compliant: Yes
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Supplier: MISCO
Description: Key Features: 4" (100mm), 4 Ohm Full Range, 15 Watts Ferrite Magnet, Paper Cone With Pre Treated Black Cloth Surround;
- Nominal Input Power: 15 watts
- Impedance: 4 ohms
- Sensitivity: 92 dB
- Frequency Response: 75 to 12,000 Hz
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Supplier: Ningbo Best Group Co., Ltd.
Description: acceptable, etc. Our products line is very wide including: buzzers, speakers, terminal blocks, piezo elements, switches, fuses and fuse holders, battery holder, DC micro motors, receiver, microphone, solar cell, telecom connectors, piezo alarm, and mould. Fast is our principle,our normal
- Sound Pressure Level: 88 dB
- Nominal Input Power: 0.5 watts
- Impedance: 8 ohms
- Frequency Response: 12,000 Hz
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Supplier: Visual Sound, Inc.
Description: Lowell Manufacturing Company JR410: commercial industry standard 4" speaker for high intelligibility paging and background music. Features high-compliance, 15W cone driver with 10 oz. magnet. 8 ohm Industry standard 15 W 4 inch (EIA 5 inch) speaker provides clear
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Supplier: RS Components, Ltd.
Description: Visaton DX 4 x 6, 4 ohm Speaker
- Sound Pressure Level: 86 dB
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Supplier: Biamp Systems, Ltd.
Description: The MASK4CT has a unique design and delivers a crystal-clear sound for all music applications. The MASK4CT can be used as a 70V/100V speaker with power tapping on 20 - 10 - 5 - 2.5 watts in 100V or as a low impedance 16 ohm speaker. This results in a versatile speaker
- Nominal Input Power: 20 watts
- Impedance: 16 ohms
- Application: Loudspeaker / Public Address, Music / Audio Systems
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Supplier: Visual Sound, Inc.
Description: Peavey Electronics The 1203-4 BW is a 4-ohm super low frequency driver for 12 inch speakers. Impedance: 4 Ohms Power capacity: 1400 W Peak, 700 W Program, 350 W Continuous Sensitivity: 98.4 dB / 1 W 1 m Usable freq. range: 60 Hz ~ 3.5 kHz Cone:
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Supplier: Allied Electronics, Inc.
Description: Cone Loudspeakers, Wall Baffle, Ceiling Grilles, and Assemblies High quality, direct radiator speakers 7 watts and 15 watts power handling capacity Provision for quick attachment of transformer Available with transformer mounted and wired Power Rating — 4 Watts Dimensions — 91⁄2 W ×
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Supplier: RS Components, Ltd.
Description: Visaton FRWS 5 4 OHM Speaker Driver
- Speaker Size: 1.968505 inch
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Supplier: TMP Pro Distribution
Description: provides natural sounding, wide coverage for low height installations while retaining very impressive full range frequency response for both music and paging applications. Height: 13 7/8" (35.2298 cm) Diameter: 9 1/4" (23.495 cm) Shipping Weight: 10.00 lbs (4.54 kgs) Power Taps: 1, 2,
- Speaker Size: 4 inch
- Application: Music / Audio Systems
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Supplier: Biamp Systems, Ltd.
Description: sound. Thanks to the strong spring clamps, the CM4 can be used in very thin ceiling material. It has only 100 mm mounting depth, which guarantees it can be used in a wide variety of applications. CM4 can be used with a maximum of 4 speakers in parallel on one 4-ohm
- Impedance: 4 ohms
- Application: Loudspeaker / Public Address, Music / Audio Systems
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Supplier: TMP Pro Distribution
Description: provides natural sounding, wide coverage for low height installations while retaining very impressive full range frequency response for both music and paging applications. Height: 13 7/8" (35.2298 cm) Diameter: 9 1/4" (23.495 cm) Shipping Weight: 10.00 lbs (4.54 kgs) Power Taps: 1, 2,
- Speaker Size: 4 inch
- Application: Music / Audio Systems
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Supplier: Texas Instruments
Description: PCM CODEC (A-Law) with Microphone & 8-ohm Speaker Amplifiers 20-TSSOP
- Device Type: Codec
- Features: RoHS Compliant
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Supplier: ODG (Origin Data Global)
Description: SPEAKER 3.0W 4OHM 103DB 530HZ
- Features: Audio Amplifiers
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Supplier: TMP Pro Distribution
Description: selector switch design allows for easy system tuning. A full selection of taps up to 16 watts as well as an 8 ohm transformer bypass setting is included for maximum system versatility. This switch "knob" also functions as a diffuser cone, providing smooth, even dispersion of the high
- Speaker Size: 4 inch
- Application: Music / Audio Systems
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Supplier: Texas Instruments
Description: Low-Power Mono Voice Band CODEC with 8-ohm Speaker Amplifier 30-TSSOP -40 to 85
- TJ: -40 to 85 C
- Device Type: Codec
- Features: Other, RoHS Compliant
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Supplier: Allied Electronics, Inc.
Description: VDC, 50 mA. Impedance: 1000 ohms. Dimensions: 127⁄8" Dia. × 31⁄4" D. Weight: 4 lbs. Model ASWB1. Wall baffle with unmounted cone speaker. Power Requirements: 24 VDC, 50 mA. Impedance: 1000 Ohms. Dimensions: 91⁄2" W × 91⁄2" H × 51⁄4" D. Weight: 4 Lbs.
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Supplier: TelephoneStuff.com
Description: Horn Speaker, 8 Ohm/70 V and 16 Watts. Features: - Built-in 70V transformer, providing 1, 2, 4, 8, & 16 Watt taps, and 8 ohms - High intelligibility, used for paging into large or high noise areas - All metal weather proof construction for indoor or outdoor use -
- Application: Telephone / Voice Communication
- Features: Weatherproof / Outdoor Rated
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Supplier: Mallory Sonalert Products, Inc.
Description: Series: Speakers Mounting Method: PC Pins Frame Material: Plastic Impedance (Ohms): 8.0 Rated Power (Watts): 0.1 Max Power (Watts): 0.15 Freq Range (Hz): 1500 +,- 200 Size: 23 x 8.4 mm Weight: 3.2 g Options: For other options contact factory Typical dB Min Voltage: 78.0 Typical
- Sound Pressure Level: 78 dB
- Nominal Input Power: 0.1 watts
- Impedance: 8 ohms
- Frequency Response: 1,500 Hz
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Supplier: Allied Electronics, Inc.
Description: Cone Loudspeakers, Wall Baffle, Ceiling Grilles, and Assemblies, 70 Hz to 15 kHz Frequency Response High quality, direct radiator speakers 7 watts and 15 watts power handling capacity Provision for quick attachment of transformer Available with transformer mounted and wired It provide
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Supplier: TelephoneStuff.com
Description: 4" Recessed Ceiling Speaker may be used to provide one-way paging from any Valcom one-way page control. Features: - Utilizes standard CAT 3, 5, OR 6 cable - Exceptional voice and music reproduction - Self amplified, built-in volume control - White outer rim with black grille - Sturdy
- Application: Security / Paging
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Supplier: Hammond Manufacturing Company Inc.
Description: Features Couple 3.2, 8 or 16 ohm speakers to 25 or 70 volt line outputs of amplifiers. Up to 5 power tap levels available (except 117F2 which has 4). Primary taps marked in watts (no calculation necessary), to match speaker power. For speaker matching from older
- Power Rating: 4 watts
- Power Rating (Watts): 4 watts
- Other Transformer Types / Applications: Electronics Transformer, Power Transformer
- Standards: RoHS Compliant
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Supplier: Allied Electronics, Inc.
Description: Cone Loudspeakers, Wall Baffle, Ceiling Grilles, and Assemblies, 70 Hz to 15 kHz Frequency Response High quality, direct radiator speakers 7 watts and 15 watts power handling capacity Provision for quick attachment of transformer Available with transformer mounted and wired It provide
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Supplier: Xoxide
Description: (per Satellite): 1 x Full Range 2.5" Driver 4 Watts @ 8 ohms @ 8%THD @ 100Hz - 20KHz (2 Channels Loaded) Speaker Dimensions: 4.4” x 4” x 7.9” (113 x 101 x 201mm) Subwoofer: Woofer: 1 x 4” Woofer 7 Watts @ 4 ohms @ 10%THD @ 30Hz - 100Hz
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Supplier: Radwell International
Description: FOREGROUND MUSIC SPEAKER, WHITE FINISH, 2-WAY LOUDSPEAKER, 4 INCH O.D. WOOFER AND 3/4 INCH DOME TWEETER, EXTENDED FREQUENCY RESPONSE ROTARY SELECT TRANSFORMER 70V OR 8-OHM, 5-TAP ROTARY SELECT, 20W/10W/5W/2.5W/1.25W, W/MULTIPLE POSITION U BRACKET. FREE 2 YEAR RADWELL
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CR4 - Thread: AC car stereo hookup
If I have a 1000W @1 Ohm Class "A" amplifier running to a pair of parallel wired 4 Ohm speakers (2 Ohm load), then I can compete at the 500W level because that is the most my Amp will be able to …
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CR4 - Thread: Matching Speakers with Amplifiers
But you can place 8 ohm speakers on an amp with a 4 ohm output, you just lose a little top end power, but never ever put 4 ohm speakers on an 8 ohm output amp!
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Speaker wiring - Self Help Forums
Connecting two 4 ohm speakers in series would make the amplifier see 8 ohms, but if one wire comes loose both speakers will stop making sound.
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Speaker wiring - Self Help Forums
Connecting two 4 ohm speakers in series would make the amplifier see 8 ohms, but if one wire comes loose both speakers will stop making sound.
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http://dspace.mit.edu/bitstream/handle/1721.1/78205/830533394-MIT.pdf?sequence=2
1 2W 4Ohm Speaker .
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An applications-oriented freshman-level electrical circuits course
R 4 ohm speaker and an 8 ohm speaker arm connected i n serdes, qnd this combirmtion i s also connected to the m p l i f i e r s i c f t output terminals.
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Amplifier Circuits - Audio Amp electronic Schematics, Page 2 - Links
The circuit works best with a 4 Ohm speaker . [Designer's name not included] .
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Amplifier Circuits - Audio Amp electronic Schematics, Page 2 - Links
Based on two Darlington power transistors TIP142 and TIP147, this circuit can deliver a blasting 150 W Rms to a 4 Ohm speaker .
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GA/1000 VHF nav/com system
Audio output may be either through a 4 ohm speaker for which a 3 W output is available, or into 600 ohm earphones from a 100 mW output.
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The orientation reaction as a mediator of sensory preconditioning
driving a 4 ohm speaker without amplification.