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CSS LDW7 - 7" Midwoofer

In stock
Product Details

The LDW7 is a formidable woofer that easily competes with woofers costing 2-3 times more. It's low distortion let's you hear all the details in your music while its specifications give it deep bass in a modest cabinet with plenty of linear throw to pump out music even at higher volumes.


  • Symmetrical motor structure for optimal drive force balance with built-in aluminum field-stabilizing ring reduces even order harmonic distortion
  • Centre pole copper cap reduces voice coil inductance and minimizes variations in inductance relative to voice coil position
  • New paper/fiberglass cone with improved consistency and stability
  • Die cast well vented aluminum basket reduces air flow speed and audible distortion
  • Vented voice coil former reduces distortion and compression
  • Vented dual flared center pole reduces noise at large cone excursion
  • Heavy-duty black fiber glass voice coil former reduces mechanical losses resulting in better dynamic performance and low-level detail
  • Large diameter 1½” voice coil permits better control and power handling
  • Low-loss suspension (high Qm) allows better reproduction of details and dynamics
  • Conex spider provides better durability under extreme conditions
  • Gold plated terminals ensure long-term trouble free connection
  • 80W RMS, 200W Peak

Fs 31 Hz
SPL 86.8 dB
Nom Imp 8ohm
Mms 21.9g
BL 8.2
Cms 1.3mm/N
Vas 31.2L
Rms .45
Qms 9.1
Qes .40
Qts .38
RDC 6.4ohm
Le .13 Mh
Xmax 5.5MM

Sd 131mm^2


Outside Diameter 182mm

Cutout Diameter 153mm

Depth 88mm

Measurement Data

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