MADE IN USA

Get it From: DOWN4SOUNDSHOP

Wolfram Audio is proud to introduce the most powerful subwoofer in our lineup : the Platinum series. With such a high continuous power handling, this subwoofer was engineered to be an absolute demo beast. The Platinum series features a 450 oz motor and 4 inch flatwound aluminum PE coil.

Specifications:

Wolfram Audio Pt-18 - 18" SPL Subwoofer
Dual 1 or 2 ohm
RMS Power: 4,000 Watts
Peak Power: 8,000 Watts
Voice Coil: 4" - Flatwound Aluminum PE Coil
High Roll Foam Surround
4 Gauge Push Terminals
XMAX: 33mm (One Way)

Thiele/Small Parameters

Dual 1 Ohm

Re = 1.2243 ohms
Fs = 24.6163 Hz
Qes = 0.4531
Qms = 6.3652
Qts = 0.4230
Le = 1.4694 mH (at 1 kHz)
Vas = 171.4386 L ( 6.0543 ft^3)
Diam = 393.7000 mm ( 15.5000 in )
Sd = 121736.4743 mm^2(188.6919 in^2)
BL = 14.6462 N/A
Mms = 513.3254 g
Cms = 81.4334 uM/N
Sens = 89.2629 dB @1W/1m

Dual 2 Ohm

Re = 2.9266 ohms
Fs = 24.6841 Hz
Qes = 0.4950
Qms = 7.2840
Qts = 0.4635
Le = 3.2307 mH (at 1 kHz)
Sd = 121736.4743 mm^2(188.6919 in^2)
Vas = 174.5921 L ( 6.1657 ft^3)
BL = 21.4399 N/A
Mms = 501.2862 g
Cms = 82.9313 uM/N
Sens = 88.9943 dB @1W/1m