STX Speaker Drivers
STX is represented in the Load Forge catalog by 55 speaker drivers, covering 4" to 18". Resonance (Fs) spans 24–110 Hz and total Q (Qts) 0.22–1.51, 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
55
Diameter
4"–18"
Fs Range
24–110 Hz
Qts Range
0.22–1.51
Price Range
10.37–175.06
All STX Speaker Drivers — parameters & designs
| Model | Size | Fs | Qts | Vas | Price |
|---|---|---|---|---|---|
| M.11.100.8.MC | 4" | 110 Hz | 1.12 | 3.2 L | 14.32 EUR |
| M.12.140.8.MC | 4" | 88 Hz | 0.85 | 2.7 L | 10.62 EUR |
| M.12.140.8.WMC | 4" | 95 Hz | 0.88 | 2.5 L | 10.62 EUR |
| W.11.100.8.MC | 4" | 84 Hz | 0.7 | 2.6 L | 14.57 EUR |
| W.12.100.8.MC | 4" | 76 Hz | 0.74 | 3.6 L | 10.37 EUR |
| W.12.100.8.WMC | 4" | 77 Hz | 0.7 | 3.5 L | 10.37 EUR |
| M.15.150.8.MCX | 5.25" | 70 Hz | 0.61 | 7.6 L | 27.90 EUR |
| M.15.250.8.FCX | 6" | 58 Hz | 0.3 | 7.7 L | 69.63 EUR |
| M.16.120.8.MC | 6" | 95 Hz | 1.46 | 8.2 L | 16.79 EUR |
| W.15.160.16.FCX | 6" | 38 Hz | 0.36 | 25 L | 62.22 EUR |
| W.15.160.8.FCX | 6" | 37 Hz | 0.35 | 21 L | 62.22 EUR |
| W.16.50.4.MC | 6" | 66 Hz | 1.01 | 11.8 L | 14.32 EUR |
| W.16.50.8.MC | 6" | 59 Hz | 1.07 | 16.2 L | 14.32 EUR |
| F.18.140.8.MCX | 7" | 51 Hz | 0.79 | 24 L | 15.80 EUR |
| F.18.140.8.WMCX | 7" | 54 Hz | 0.81 | 21 L | 15.80 EUR |
| M.18.140.8.MC | 7" | 53 Hz | 0.67 | 23 L | 14.57 EUR |
| M.18.140.8.WMC | 7" | 51 Hz | 0.69 | 27 L | 14.57 EUR |
| M.18.200.8.MCX | 7" | 70 Hz | 0.45 | 13 L | 31.85 EUR |
| W.18.140.4.MCX | 7" | 40 Hz | 0.36 | 29 L | 15.80 EUR |
| W.18.140.4.WMCX | 7" | 40 Hz | 0.37 | 27 L | 15.80 EUR |
| W.18.140.8.MCX | 7" | 37 Hz | 0.39 | 35 L | 15.80 EUR |
| W.18.140.8.WMCX | 7" | 38 Hz | 0.4 | 34 L | 15.80 EUR |
| W.18.180.16.FCX_v2 | 7" | 37 Hz | 0.36 | 30 L | 71.60 EUR |
| W.18.180.8.FCX_v2 | 7" | 36 Hz | 0.35 | 29 L | 71.60 EUR |
| W.18.200.8.FGX_v3 | 7" | 35 Hz | 0.36 | 30 L | 37.78 EUR |
| W.18.200.8.MCX_v2 | 7" | 34 Hz | 0.35 | 30 L | 27.41 EUR |
| W.18.220.8.MCX | 7" | 39 Hz | 0.3 | 29 L | 49.14 EUR |
| W.20.140.8.MC | 8" | 27 Hz | 0.45 | 91 L | 25.43 EUR |
| W.20.300.2x2.MC | 8" | 33 Hz | 0.39 | 26 L | 43.70 EUR |
| W.20.300.2x4.MC | 8" | 35 Hz | 0.42 | 25 L | 43.70 EUR |
| W.20.80.4.MC | 8" | 48 Hz | 0.97 | 33 L | 18.27 EUR |
| W.20.80.8.MC | 8" | 32 Hz | 0.68 | 88 L | 18.27 EUR |
| W.22.200.8.MCX_v3 | 8" | 26 Hz | 0.39 | 117 L | 30.12 EUR |
| W.22.250.8.FCX | 8" | 28 Hz | 0.34 | 36 L | 92.84 EUR |
| W.25.200.8.MC | 10" | 28 Hz | 0.36 | 95 L | 29.63 EUR |
| W.25.300.8.MC_v2 | 10" | 65 Hz | 0.68 | 32 L | 29.63 EUR |
| W.25.400.2x2.MC | 10" | 33 Hz | 0.33 | 34 L | 55.06 EUR |
| W.25.400.2x4.MC | 10" | 32 Hz | 0.33 | 35 L | 55.06 EUR |
| W.25.400.8.MCX | 10" | 54 Hz | 0.28 | 50 L | 149.88 EUR |
| W.27.400.8.MC | 10" | 27 Hz | 0.33 | 124 L | 41.98 EUR |
| W.27.500.8.FCX | 10" | 25 Hz | 0.35 | 59 L | 132.59 EUR |
| F.30.300.8.MC | 12" | 55 Hz | 1.51 | 57 L | 41.48 EUR |
| W.30.200.8.MC | 12" | 29 Hz | 0.56 | 166 L | 34.57 EUR |
| W.30.300.4.MC | 12" | 50 Hz | 0.75 | 88 L | 35.80 EUR |
| W.30.300.8.MC | 12" | 34 Hz | 0.59 | 136 L | 35.80 EUR |
| W.30.500.2x2.MC | 12" | 29 Hz | 0.38 | 76 L | 69.63 EUR |
| W.30.500.2x4.MC | 12" | 29 Hz | 0.39 | 62 L | 69.63 EUR |
| W.30.500.8.MC v2 | 12" | 53 Hz | 0.31 | 78 L | 75.31 EUR |
| W.30.750.8.MCX | 12" | 47 Hz | 0.37 | 57 L | 85.19 EUR |
| W.32.500.8.MC_v2 | 12" | 24 Hz | 0.27 | 199 L | 53.09 EUR |
| W.38.500.4.MC | 15" | 38 Hz | 0.46 | 196 L | 73.33 EUR |
| W.38.500.8.MC | 15" | 32 Hz | 0.41 | 315 L | 73.33 EUR |
| W.38.800.4.MC | 15" | 27 Hz | 0.22 | 272 L | 142.72 EUR |
| W.38.800.8.MC | 15" | 28 Hz | 0.24 | 247 L | 142.72 EUR |
| W.46.1300.8.MC | 18" | 36 Hz | 0.32 | 164 L | 175.06 EUR |
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