8S219

8" Ultra Low Distortion Low Midrange Driver

  • 94 dB Sensitivity 1 W / 1 m
  • 250 W Power Handling
  • 2″ Copper Sandwich Voice Coil
  • Double treated Cone for Water Protection
  • Triple Aluminum demodulating Rings for ultra low Distortion
  • Optimal for compact 2-way Systems
  • Light weight carbon fibre diaphragm

Specification

8S219 Specification

Application Low-middle
Nominal Impendance: Ohm 8
Power handling AES noise: W 250
Sensitivity (1 W / 1 m): dB 94
Frequency response: Hz 80 – 3000
Voice Coil Diameter: mm 52 (2″)
Voice Coil Material: Cu
Voice Coil Winding Depth: mm 19
Magnet Gap Depth: mm 6.5
Basket: Cast Aluminum
Effect. diaphragm diameter D mm 168

Recommended reflex enclosure:
1.9 L / 104 Hz, BRD = 30 mm / 77 mm long
3.8 L / 90 Hz, BRD = 40 mm / 86 mm long

Thiele-Small

8S219 Thiele-Small Parameters

Resonance Frequency: Fs Hz 82
DC Resistance: Re Ohm 5.8
Mechanical Q Factor: Qms 4.8
Electrical Q Factor: Qes 0.45
Total Quality Factor: Qts 0.41
Equivalent Volume: Vas L 9.7
Moving Mass: Mms kg 0.0266
Mechanical Complience: Cms mm / N 0.14
BL Factor: BL Tesla m 13.3
Effective Piston Area: Sd 0.0222
Max. linear Excursion: Xmax mm +/- 6.3
Voice Coil Inductance: Le1k mH 0.52
Le10k mH 0.333

Mounting & Drawing

8S219 Drawing

Curves

8S219 Curves

Frequency Response measured 100 W (28.3 V)
at 1 m in a closed enclosure of 25 litre in an anechoic chamber incl. 2nd and 3rd harmonic distortion raised 20 dB.


Downloads

Downloads