DIGITAL DESIGNS SL612 D4 double coil 30cm 4+4 ohm

The REDLINE SW Series subwoofers offer extreme bass and value. These Hi Def Tuned subwoofers work great in sealed and small vented enclosures, on low to moderate power levels. They’re equipped with all the performance features needed to handle the rigors of daily pounding, and they are available in two impedance options so they can be matched to any DD Audio amplifier. Features High Temp 2” Voice Coil DVC 2 Ohm, DVC 4 Ohm EROM Surround Vented Stamped Steel Frame Vented Backplate Push Terminals

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Features:

12″ (30cm) subwoofer with EROM surround.

High temperature 2.5″ voice coil

Double layer spider system

Three-layer flat diaphragm body

72oz magnet

Coil gap ventilation at rear plate

DD cast aluminum frame

Speaker size (In): 12

Watts RMS: 300 - 600

Watt peak power: 1200

Impedance: 4+4 ohm

Voice coil (inch): 2.5

Data:

Fs (Hz): 27

Qms: 7.906

Qes: 0.432

Qts: 0.409

Vas: 68.349

Xmech (MM): 40

Xmax (MM): 14.5

Dimensions:

Frame outer diameter (cm): 31.9

Frame outer diameter with gasket(cm): 32.5

Mounting diameter(cm): 28.7

Mounting depth(cm): 10.5

Engine diameter(cm): 16,51

Motor depth(cm): 3.81

woofer displacement : 0.06 litre

Shipping weight: 8 kg

Enclosure Recommendation:

Closed cabinet : 22.5-42 litres

Bass reflex cabinet : 28-50 litres