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(4 customer reviews)
Out of stock
  • 12″ Mid Range – 8 Ohms
  • Ferrite Magnet
  • 101 dB – 800 Watts


Out of stock


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SKU: 12MR800A Category: Tag:


PRV Audio’s Alto Series loudspeakers were carefully crafted to reproduce a natural, smooth sound while remaining dynamic.
To get superior fidelity, the special composite cone is built with non-pressed paper for a reduced break-up, delivering a smooth frequency response and a low moving mass, increasing the efficiency of the speaker.


  • Nominal Impedance: 8 Ohms
  • Rated AES Power Handling (RMS): 400 Watts
  • Program Power: 800 Watts
  • Sensitivity (1W/1m): 101 dB
  • Voice Coil Diameter: 3″

Technical Details


Nominal Diameter 12″ (310 mm)
Nominal impedance 8 Ohms
Rated AES Power Handling (RMS) 400 Watts
Program Power 800 Watts
Sensitivity 2.83V at 1m 101 dB
Recommended Hi Pass Crossover**
**For Full Power Handling
140 Hz**
**12db Per Octave Crossover
Frequency Range 95 – 6,000 Hz
Voice Coil Diameter 3″ (76 mm)
Voice Coil Wire CCAW
Voice Coil Winding Depth 15.0 mm
Former Material Glass Fiber
Magnetic Gap Depth 6.95 mm
Frame Material Die Cast Aluminum



Equivalent Volume Vas 28.19 l
Excursion (mathematical)*** Xmax 5.76 mm
Free Air Resonance Fs 84.56 Hz
Mechanical Factor Qms 13.04
Electrical Factor Qes 0.55
Total Factor Qts 0.53
Cone Area Sd 573 cm²
Mechanical Mass Mms 56.18 g
Bl Factor Bl 16.67 Tm
Dc Resistance Re 5.1 Ohms
Inductance Le 0.19 mH at 1 kHz
Mechanical Mass Without Air Mmd 48.42 g
Mechanical Compliance Cms 0.061 mm/N

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


Overall Diameter 12.44” (316 mm)
Front Mount Baffle Cutout 11.10” ( 282 mm)
Mounting Depth 5.02” (127.5 mm)
Overall Depth 5.46” (138.8 mm)
Net Weight 17.48 Lbs (7.93 kg)
Shipping Weight 19.69 Lbs (8.93 kg)
Carton Dimensions W x L x H 14.57” x 14.57” x 7.28”
(370 x 370 x 185 mm)


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4 reviews for 12MR800A

  1. Edgardo A.

    The best

  2. Jonathan G.

  3. Jonathan Gonzalez

  4. Aubrey J.

    Love them just the sound I was looking for

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Repair Parts

Recone Kit for 12MR800A Loudspeaker


WARNING: Cancer and Reproductive Harm –