Bliesma Speaker Drivers
Bliesma is represented in the Load Forge catalog by 11 speaker drivers, covering 3.5" to 8". Resonance (Fs) spans 32–400 Hz and total Q (Qts) 0.3–0.67, 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
11
Diameter
3.5"–8"
Fs Range
32–400 Hz
Qts Range
0.3–0.67
Price Range
149–2499
All Bliesma Speaker Drivers — parameters & designs
| Model | Size | Fs | Qts | Vas | Price |
|---|---|---|---|---|---|
| M74B-6 | 3.5" | 180 Hz | 0.55 | 1.2 L | 649.95 EUR |
| M74D-6 | 3.5" | 180 Hz | 0.58 | 1.3 L | 2499.00 USD |
| M74P-6 | 3.5" | 180 Hz | 0.53 | 1.1 L | 379.95 EUR |
| M74S-6 | 3.5" | 180 Hz | 0.54 | 1.1 L | 379.95 EUR |
| M126B-6 | 5.25" | 45 Hz | 0.32 | 20 L | 149.00 USD |
| W137B-8 | 5.5" | 38 Hz | 0.32 | 14 L | 1199.00 USD |
| M253A-6 | 6.5" | 38 Hz | 0.3 | 30 L | 189.00 USD |
| W165B-8 | 6.5" | 32 Hz | 0.3 | 22 L | 1499.00 USD |
| M142A-6 | 7.5" | 65 Hz | 0.3 | 24.6 L | 1049.95 EUR |
| M142P-6 | 7.5" | 63 Hz | 0.31 | 24.6 L | 1049.95 EUR |
| M74A-6 Mid-range woofer | 8" | 400 Hz | 0.67 | 1 L | 379.95 EUR |
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