12″ SB34NRX75-16 / Norex


  • Designed for open baffle
  • High flow venting center pole
  • 3″ CCAW voice coil
  • Low dampening surround
  • Non-inductive voice coil former
  • Proprietary cone materials made-in-house
  • Cast Aluminium chassis
Categories: ,

Additional information

Nominal Impedance

16 Ω

DC resistance

Re 14.0 Ω

Voice coil inductance

Le 3.2 mH

Effective piston area

Sd 508 cm2

Voice coil diameter

75.6 mm

Voice coil height

28 mm

Air gap height

6 mm

Linear coil travel (p-p)

22 mm

Magnetic flux density

0.9 T

Magnet weight

2.1 kg

Net Weight

6.0 kg

Free air resonance

Fs 25 Hz


(2.83V/1m) 86 dB

Mechanical Q-factor

Qms 6.65

Electrical Q-factor

Qes 0.80

Total Q-factor

Qts 0.71

Moving mass incl. air

Mms 72 g

Force factor

Bl 14.1 Tm

Equivalent volume

Vas 205 liters


Cms 0.56 mm/N

Mechanical loss

Rms 1.7 kg/s

Rated power handling

120 W


* IEC 268-5, T/S parameters measured on drive units that are broken in.



There are no reviews yet.

Be the first to review “12″ SB34NRX75-16 / Norex”

Your email address will not be published. Required fields are marked *