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PRV Audio 8MR450A 8" inch 8 Ohm (Alto Series) Midrange Car Speaker 450 Watts RMS (Single)

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MSRP: $60.99
$44.91
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PRVAudio-8MR450A

PRV Audio’s ALTO Series speakers are meticulously crafted and voiced to deliver a natural, smooth sound while maintaining dynamic performance. For superior fidelity, a special composite cone is used to smooth the frequency response and keep the moving mass low, enhancing efficiency.

 

The 8MR450A boasts all-new features that enable high output and low distortion, making it perfect for delivering crucial midrange response in any high-output sound system. A great addition to the ALTO Series!

 

- 2″ dual-layer CCAW voice coil wound on a glass fiber former, 8 ohms
- Low inductance for excellent transients and extended high-frequency response up to 9,500 Hz
- Large voice coil winding enhances power handling, providing a continuous program power rating of 450 watts RMS
- High sensitivity of 96 dB makes this a budget-friendly choice for high-output home, car, and professional audio systems
- Full copper sleeve on the pole piece reduces distortion and inductance

 

The new 8MR450A from the ALTO Series offers everything you need in a midrange pro audio loudspeaker without sacrificing performance. We’ve designed it with a compact and versatile footprint, requiring only 3.21” of mounting depth.

The 38 mm (1.5 in) copper-clad aluminum wire is wound in a double layer with a high-temperature resin adhesive on a robust ventilated glass fiber former. Additionally, a copper sleeve on the pole piece reduces inductance, enhancing the high-frequency response.

 

A triple roll cloth surround, combined with an optimized fiber-pressed paper cone, ensures a smooth and extended frequency response.

This professional midrange speaker is designed to cover frequencies from 100 Hz to 6,000 Hz in three-way systems. It also excels as a door speaker in car audio applications and as a woofer in two-way satellite speaker setups.

 

GENERAL SPECIFICATIONS

Nominal Diameter 8″ (203 mm)
Nominal impedance 8 Ohms
Nominal Power Handling 225 Watts
Continuous Program Power (RMS) 450 Watts
Max Peak Power 900 Watts
Sensitivity 2.83V at 1m 96 dB
Recommended Hi Pass Crossover** **For Full Power Handling 140 Hz** **12db Per Octave Crossover
Frequency Response 80 – 9,500 Hz
Voice Coil Diameter 1.5″ (38 mm)
Voice Coil Wire CCAW
Voice Coil Winding Depth 11.0 mm
Former Material Kapton
Magnetic Gap Depth 6.0 mm
Frame Material Stamped Steel

 

 

- *Nominal Power Handling:* Defined as the maximum RMS power the speaker can handle over a 2-hour test with pink noise featuring a 6dB crest factor and a bandpass filter with 12dB/oct tuned to its usable frequency range.

- **Continuous Program Power (RMS):** The maximum power the speaker can handle during a regular musical program using our recommended filters. This rating helps define the optimal amplifier power to provide a clean signal without clipping or saturation.

- ***Max Peak Power:** The highest power level the speaker can handle for brief moments, typically during music peaks. Sustaining this power for longer periods will damage the speaker.

 

THIELE-SMALL PARAMETERS

Equivalent Volume Vas 34.86 l
Excursion (mathematical)*** Xmax 4.00 mm
Free Air Resonance Fs 65.26  Hz
Mechanical Factor Qms 15.19
Electrical Factor Qes 0.57
Total Factor Qts 0.55
Cone Area Sd 241 cm²
Mechanical Mass Mms 13.78 g
Bl Factor Bl 7.58 Tm
Dc Resistance Re 5.8 Ohms
Inductance Le 0.257 mH at 1 kHz
Mechanical Mass Without Air Mmd 11.67 g
Mechanical Compliance Cms 0.432 mm/N

 

***Xmax = (Voice coil winding depth - Magnetic Gap depth) / 2 + Magnetic Gap Depth / 4

 

EXTRA INFO

Overall Diameter 8.22″ (209 mm)
Front Mount Baffle Cutout 7.26″ (184.5 mm)
Mounting Depth 3.21″ (81.5 mm)
Overall Depth 3.50″ (89 mm)
Net Weight 4.63 Lbs (2.1 kg)
Shipping Weight 5.07 Lbs (2.3 kg)
Carton Dimensions W x L x H 8.66 x 8.66″ x 4.17″ (220 x 220 x 106 mm)

 

PRV AUDIO 8MR450A DATASHEET

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