12N804

12" Neodymium ultra low Distortion Woofer

  • 95 dB Sensitivity 1 W / 1 m
  • 1100 W Power Handling
  • 4″ Sandwch Voice Coil for low Power Compression
  • Double treated Cone for Water Protection
  • Neodymium Magnet
  • Triple Aluminum demodulating Rings for ultra low Distortion
  • Optimal for compact Subwoofers

Specification

12N804 Specification

Application Subwoofer
Nominal Impendance: Ohm 8
Power handling AES noise: W 1100
Sensitivity (1 W / 1 m): dB 95
Frequency response: Hz 40 – 1700
Voice Coil Diameter: mm 101.6 (4″)
Voice Coil Material: Cu
Voice Coil Winding Depth: mm 26
Magnet Gap Depth: mm 10
Basket: Cast Aluminum
Effect. diaphragm diameter D mm 260

Recommended reflex enclosure:
40L/45Hz, -3dB=50Hz, BRD=110mm/270mm long

Thiele-Small

12N804 Thiele-Small Parameters

Resonance Frequency: Fs Hz 39
DC Resistance: Re Ohm 5.7
Mechanical Q Factor: Qms 4.6
Electrical Q Factor: Qes 0.31
Total Quality Factor: Qts 0.29
Equivalent Volume: Vas L 71
Moving Mass: Mms kg 0.092
Mechanical Complience: Cms mm / N 0.18
BL Factor: BL Tesla m 20.4
Effective Piston Area: Sd 0.0531
Max. linear Excursion: Xmax mm +/- 8
Voice Coil Inductance: Le1k mH 0.66
Le10k mH 0.44

Mounting & Drawing

12N804 Drawing

12N804 Mounting Information

Overall Diameter: mm 318
Mounting Holes Diameter: mm 8 x (7 x 8)
Bolt Circle Diameter: mm 300
Baffle cut-out Diameter: mm 283
Overall depth: mm 151
Net Weight: kg 5.1

 

Curves

12N804 Curves

Frequency Response measured 100 W (28.3 V)
at 1 m in a closed enclosure of 50 litre in an anechoic chamber incl. 2nd and 3rd harmonic distortion raised at 20 dB.


Downloads

Downloads