RSS390HF-4 15" Reference HF Subwoofer 4 Ohm






FEATURES
  • Extensively vented motor eliminates compression and allows quiet excursion
  • Lightweight black anodized aluminum cone for rigidity and lower moving mass
  • Triple shorting ring motor for ultra-low distortion
  • 2-layer coil for reduced back EMF
  • Suitable for sealed or vented enclosures
  • Highest quality materials throughout for long-lasting performance

PARAMETERS
Impedance
4 ohms

Re
3 ohms

Le
0.92 mH @ 1 kHz

Fs
19.5 Hz

Qms
3.02

Qes
0.50

Qts
0.43

Mms
306g

Cms
0.22 mm/N

Sd
829.6 cm²

Vd
1,161.4 cm³

BL
15 Tm

Vas
212 liters

Xmax
14.0 mm

VC Diameter
64 mm

SPL
91.2 dB @ 2.83V/1m

RMS Power Handling
500 watts

Usable Frequency Range (Hz)
18 - 800 Hz

IMPEDANCE/PHASE




FREQUENCY RESPONSE

Note: 1/24th octave smoothing - nearfield response included in graph below 450 Hz.
Black = 0°