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SB Acoustics SB15NRXC30-8-UC 5" Woofer
Uncoated Cone
- Non-resonant Papyrus fiber cone
- Low damping SBR surround
- Open structure cast frame for reduced reflections
- Copper cap on pole piece
- Raised spider
- 30mm Voice Coil diameter
- Frequency range 38Hz to 4kHz
- Gasket
Specifications:
|
| Nominal Impedance |
8 |
ohm |
| DC Resistance (Re) |
5.7 |
ohm |
| Voice Coil Inductance (Le) |
0.18 |
mH |
| Effective Piston Area (Sd) |
82 |
cm2 |
| Voice Coil Diameter |
30.5 |
mm |
| Voice Coil Height |
15 |
mm |
| Air Gap Height |
5 |
mm |
| Linear Coil Travel (p-p) |
10 |
mm |
| Maximum excursion (p-p) |
1.0 |
T |
| Magnet Weight |
0.54 |
kg |
| Net Weight |
1.48 |
kg |
| Free Air Resonance |
38 |
Hz |
| Sensitivity (2.83V/1m) |
88.6 |
dB |
| Mechanical Q-factor (Qms) |
5.0 |
|
| Electrical Q-factor (Qes) |
0.34 |
|
| Total Q-factor (Qts) |
0.32 |
|
| Moving Mass incl. air (Md) |
8.2 |
g |
| Force Factor (BL) |
5.6 |
Tm |
| Equivalent Volume (Vas) |
21 |
l |
| Compliance (Cms) |
2150 |
um/N |
| Mechanical Loss (Rm) |
0.4 |
kg/s |
| Rated Power Handling |
50 |
Watt |
| Overall diameter |
150 |
mm |
| Cutout diameter |
123 |
mm |
| Flange thickness |
6.5 |
mm |
| Depth |
69 |
mm |
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Suggested alignments:
0.1 cubic foot sealed box for F3 of 95Hz
0.26 cubic foot vented box for F3 of 60Hz, 1.5" vent diameter by 5" long
For two woofers:
0.55 cubic foot vented for F3 of 60Hz, 2" vent diameter by 6" long
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