The REF3MR reference midrange driver forms the intermediate link between the horn tweeters and the high-efficiency bass-midrange drivers of the reference (REF) series of B2 Audio. With the B2 Audio REF3MR you have the possibility to build up a SQ capable front system, which produces an excellent sound performance. The installation depth of only ~1" / 27 mm and a cutout of 2.51 " / 63.8 mm allow the installation of these midrange drivers in almost any A-pillar or door.

Technical Features :
  • 3" (8cm) midrange driver incl. grille
  • Frequency range: 200 Hz ~ 12 KHz
  • Power handling: 50 Watt RMS
  • Power handling: 100 Watt MAX
  • Sensitivity: 81.2 dB
  • Nominal impedance: 4 Ohm
  • DC resistance (RE): 4.9 Ohm
  • Resonant frequency (FS): 190 Hz
  • QMS: 5.04
  • QES: 1.29
  • QTS: 1.03
  • CMS: 81 um/N
  • Weight: 6.9 g
  • Voice coil diameter: 1"
  • BL: 5.9
  • Magnet type: Neodymium

Dimensions:

  • Outer diameter: 87.0mm
  • Installation depth: 39,5mm
  • Mounting diameter: 69.0mm
  • Bolt circle diameter: 78mm

Housing recommendation:

  • 0,4l closed
Rated 5/5 based on 28 customer reviews
Benedikt Golla - by , Feb 07, 2021

REF 3MR

B2 Audio REF 3MR - 3" (8cm) Midrange Speaker - Masori.com
B2 Audio REF 3MR - 3" (8cm) Midrange Speaker - Masori.com

REF 3MR

B2 Audio

Regular price * €150,00

inkl. MwSt., zzgl. Shipping

The REF3MR reference midrange driver forms the intermediate link between the horn tweeters and the high-efficiency bass-midrange drivers of the reference (REF) series of B2 Audio. With the B2 Audio REF3MR you have the possibility to build up a SQ capable front system, which produces an excellent sound performance. The installation depth of only ~1" / 27 mm and a cutout of 2.51 " / 63.8 mm allow the installation of these midrange drivers in almost any A-pillar or door.

Technical Features :
  • 3" (8cm) midrange driver incl. grille
  • Frequency range: 200 Hz ~ 12 KHz
  • Power handling: 50 Watt RMS
  • Power handling: 100 Watt MAX
  • Sensitivity: 81.2 dB
  • Nominal impedance: 4 Ohm
  • DC resistance (RE): 4.9 Ohm
  • Resonant frequency (FS): 190 Hz
  • QMS: 5.04
  • QES: 1.29
  • QTS: 1.03
  • CMS: 81 um/N
  • Weight: 6.9 g
  • Voice coil diameter: 1"
  • BL: 5.9
  • Magnet type: Neodymium

Dimensions:

  • Outer diameter: 87.0mm
  • Installation depth: 39,5mm
  • Mounting diameter: 69.0mm
  • Bolt circle diameter: 78mm

Housing recommendation:

  • 0,4l closed

Regular price * €150,00

inkl. MwSt., zzgl. Shipping

1 Pair
5% discount for: Prepayment, Paypal
Delivery time: 4-8 days