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SB Acoustics SW26DAC76-8 Subwoofer
- Unique dual mirrored aluminum cone
- Very shallow profile (could be used in-wall)
- 3" diameter voice coil
- Long throw
- Cast frame
| Nominal Impedance |
8 |
ohm |
| DC Resistance (Re) |
6.4 |
ohm |
| Voice Coil Inductance (Le) |
|
mH |
| Effective Piston Area (Sd) |
312 |
cm2 |
| Voice Coil Diameter |
75.5 |
mm |
| Voice Coil Height |
30 |
mm |
| Air Gap Height |
6 |
mm |
| Linear Coil Travel (p-p) |
24 |
mm |
| Maximum excursion (p-p) |
|
T |
| Magnet Weight |
281 |
g |
| Net Weight |
3.43 |
kg |
| Free Air Resonance |
20 |
Hz |
| Sensitivity (2.83V/1m) |
84 |
dB |
| Mechanical Q-factor (Qms) |
9.47 |
|
| Electrical Q-factor (Qes) |
0.28 |
|
| Total Q-factor (Qts) |
0.27 |
|
| Moving Mass incl. air (Md) |
178 |
g |
| Force Factor (BL) |
22.24 |
Tm |
| Equivalent Volume (Vas) |
45.84 |
l |
| Compliance (Cms) |
0.34 |
um/N |
| Mechanical Loss (Rm) |
3.02 |
kg/s |
| Rated Power Handling |
250 |
Watt |
| Overall diameter |
290 |
mm |
| Cutout diameter |
244 |
mm |
| Flange thickness |
|
mm |
| Depth |
71.5 |
mm |
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If used in a 0.5 cubic foot sealed box (add for amp volume) and the KG5230 plate amplifier with 25Hz boost turned on, your F3 will be about 27Hz. Without a plate amp and boost, the F3 is about 55Hz.
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