PowerBass Speaker Drivers
PowerBass is represented in the Load Forge catalog by 46 speaker drivers, covering 8" to 15". Resonance (Fs) spans 22.5–43.3 Hz and total Q (Qts) 0.334–0.942, so the range covers both compact sealed alignments and large vented subwoofers. Every entry below links to its Thiele/Small parameters and calculated sealed and bass-reflex box designs.
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Drivers
46
Diameter
8"–15"
Fs Range
22.5–43.3 Hz
Qts Range
0.334–0.942
All PowerBass Speaker Drivers — parameters & designs
| Model | Size | Fs | Qts | Vas | Price |
|---|---|---|---|---|---|
| S-84 | 8" | 41 Hz | 0.43 | 19 L | — |
| S-84D | 8" | 42 Hz | 0.46 | 18.4 L | — |
| XL-804 | 8" | 43.3 Hz | 0.455 | 9.6 L | — |
| XL-840 | 8" | 43.3 Hz | 0.455 | 9.6 L | — |
| XL-840D | 8" | 43.3 Hz | 0.455 | 9.6 L | — |
| 2XL-1004D | 10" | 34 Hz | 0.41 | 20.2 L | — |
| 2XL-1040D | 10" | 30.4 Hz | 0.42 | 25.5 L | — |
| L-1004D | 10" | 33 Hz | 0.39 | 32.3 L | — |
| M-1004 | 10" | 35 Hz | 0.383 | 30.8 L | — |
| M-1004D | 10" | 35 Hz | 0.423 | 29 L | — |
| PS-10 | 10" | 32.7 Hz | 0.44 | 35.9 L | — |
| S-1004 | 10" | 33.5 Hz | 0.4 | 43.8 L | — |
| S-1004D | 10" | 33 Hz | 0.51 | 39.7 L | — |
| S-10T | 10" | 40.6 Hz | 0.653 | 18.4 L | — |
| S-10TD | 10" | 37 Hz | 0.804 | 20.9 L | — |
| XL-1004D | 10" | 35.3 Hz | 0.534 | 26.6 L | — |
| XL-1040 | 10" | 38.2 Hz | 0.572 | 19.8 L | — |
| XL-1040D | 10" | 35.3 Hz | 0.534 | 26.6 L | — |
| XL-1040T | 10" | 35 Hz | 0.487 | 21 L | — |
| XL-104MF | 10" | 38 Hz | 0.68 | 29 L | — |
| 2XL-1204D | 12" | 28 Hz | 0.4 | 55.4 L | — |
| 2XL-1240D | 12" | 28.7 Hz | 0.334 | 47 L | — |
| 3XL-1201D | 12" | 30.3 Hz | 0.4 | 39.3 L | — |
| 3XL-1202D | 12" | 29.5 Hz | 0.45 | 40.3 L | — |
| 3XL-1210D | 12" | 35.5 Hz | 0.577 | 26 L | — |
| 3XL-1220D | 12" | 35.1 Hz | 0.599 | 28 L | — |
| L-1204D | 12" | 30 Hz | 0.49 | 60.6 L | — |
| M-1204 | 12" | 29.5 Hz | 0.491 | 62 L | — |
| S-1204 | 12" | 31 Hz | 0.5 | 64.9 L | — |
| S-12T | 12" | 34 Hz | 0.634 | 45.9 L | — |
| S-12TD | 12" | 36.4 Hz | 0.942 | 41.7 L | — |
| XL-1204D | 12" | 33 Hz | 0.57 | 55.2 L | — |
| XL-1240 | 12" | 33 Hz | 0.57 | 38.8 L | — |
| XL-1240D | 12" | 33 Hz | 0.57 | 55.2 L | — |
| XL-1240T | 12" | 33 Hz | 0.526 | 42.4 L | — |
| XL-124MF | 12" | 35 Hz | 0.71 | 59 L | — |
| 3 HIGHLAND | 15" | 29.4 Hz | 0.452 | 80.4 L | — |
| 3XL-1501D | 15" | 25.9 Hz | 0.4 | 116.6 L | — |
| 3XL-1502D | 15" | 24.2 Hz | 0.42 | 122.8 L | — |
| 3XL-1510D | 15" | 29.4 Hz | 0.452 | 80.4 L | — |
| 3XL-1520D | 15" | 29.6 Hz | 0.561 | 69 L | — |
| 4XL-151D | 15" | 35 Hz | 0.347 | 35 L | — |
| 4XL-152D | 15" | 36.2 Hz | 0.472 | 31.9 L | — |
| L-1504D | 15" | 27 Hz | 0.47 | 111 L | — |
| M-1504 | 15" | 22.5 Hz | 0.442 | 181.7 L | — |
| M-1504D | 15" | 23 Hz | 0.586 | 144.4 L | — |
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