8N515

8" Neodymium Ultra low Distortion low Midrange Driver

  • 96 dB Sensitivity 1 W / 1 m
  • 200 W Power Handling
  • Extremely light Weight of 1.98 kg
  • 2″ Copper Sandwich Voice Coil for low Power Compression
  • Double treated Cone for Water Protection
  • Neodymium Magnet System
  • Triple Aluminum demodulating Rings for ultra low Distortion
  • Optimal for compact 2- or 3-way Systems

Specification

8N515 Specification

Application Low-Middle
Nominal Impendance: Ohm 8
Power handling AES noise: W 200
Sensitivity (1 W / 1 m): dB 96
Frequency response: Hz 80 – 3000
Voice Coil Diameter: mm 52 (2″)
Voice Coil Material: Cu
Voice Coil Winding Depth: mm 15
Magnet Gap Depth: mm 7
Basket: Cast Aluminum
Effect. diaphragm diameter D mm 168

Recommended reflex enclosure:
4 L / 108 Hz, BRD = 60 mm / 127 mm long
7 L / 82 Hz, BRD = 60 mm / 126 mm long
10L / 70 Hz, BRD = 60 mm / 111 mm long

Thiele-Small

8N515 Thiele-Small Parameters

Resonance Frequency: Fs Hz 87.7
DC Resistance: Re Ohm 5.4
Mechanical Q Factor: Qms 4.34
Electrical Q Factor: Qes 0.32
Total Quality Factor: Qts 0.30
Equivalent Volume: Vas L 11.04
Moving Mass: Mms kg 0.0206
Mechanical Complience: Cms mm / N 0.16
BL Factor: BL Tesla m 13.80
Effective Piston Area: Sd 0.0222
Max. linear Excursion: Xmax mm +/- 4
Voice Coil Inductance: Le1k mH 0.32 (4 Ohm)
Le10k mH 0.26 (4 Ohm)

Mounting & Drawing

8N515 Drawing

8N515 Mounting information

Overall Diameter: mm 205
Mounting Holes Diameter: mm 4 x (6 x 6.5)
Bolt Circle Diameter: mm 195-197
Baffle cut-out Diameter: mm 182
Overall depth: mm 102
Net Weight: kg 1.98

Curves

8N515 Curves

Frequency Response measured 100 W (28.3 V)
at 1 m in a closed enclosure of 10 litre incl. 2nd and 3rd harmonic distortion raised 20 dB.


Downloads

Downloads