12S302

12" Ultra low Distortion Low Midrange Driver

  • 96 dB Sensitivity 1 W / 1 m
  • 500 W Power Handling
  • 3″ Copper Sandwich Voice Coil for low Power Compression
  • Double treated Cone for Water Protection
  • Triple Aluminum demodulating Rings for ultra low Distortion
  • Optimal for compact 2- or 3-way Systems
  • Light weight Carbon Fiber Diaphragm

Specification

12S302 Specification

Application Compact 2- or 3-way
Nominal Impendance: Ohm 8
Power handling AES noise: W 500
Sensitivity (1 W / 1 m): dB 96
Frequency response: Hz 45 – 2500
Voice Coil Diameter: mm 77 (3″)
Voice Coil Material: Cu
Voice Coil Winding Depth: mm 19
Magnet Gap Depth: mm 10
Basket: Cast Aluminum
Effect. diaphragm diameter D mm 260

Recommended reflex enclosure:
17 L / 62 Hz, BRD = 80 mm / 148 mm long
25 L / 60 Hz, BRD = 100 mm / 177 mm long

Thiele-Small

12S302 Thiele-Small Parameters

Resonance Frequency: Fs Hz 45
DC Resistance: Re Ohm 3
Mechanical Q Factor: Qms 5
Electrical Q Factor: Qes 0.267
Total Quality Factor: Qts 0.253
Equivalent Volume: Vas L 65
Moving Mass: Mms kg 0.077
Mechanical Complience: Cms mm / N 0.16
BL Factor: BL Tesla m 15.65
Effective Piston Area: Sd 0.0531
Max. linear Excursion: Xmax mm +/- 4.5
Voice Coil Inductance: Le1k mH 0.5
Le10k mH 0.32

Mounting & Drawing

12S302 Drawing

12S302 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 284
Overall depth: mm 144
Net Weight: kg 6.7

Curves

12S302 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 20 dB.


Downloads

Downloads