Unknown Speaker Drivers
Unknown is represented in the Load Forge catalog by 10 speaker drivers, covering 1" to 6.5". Resonance (Fs) spans 31–1400 Hz and total Q (Qts) 0.29–1.2, 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
10
Diameter
1"–6.5"
Fs Range
31–1400 Hz
Qts Range
0.29–1.2
Price Range
26.95–429.95
All Unknown Speaker Drivers — parameters & designs
| Model | Size | Fs | Qts | Vas | Price |
|---|---|---|---|---|---|
| BC25TG15-04 | 1" | 1100 Hz | 0.98 | 0 L | 29.95 EUR |
| D27TG35-06 | 1.5" | 900 Hz | 0.54 | 0 L | 39.95 EUR |
| DA25BG08-06 | 1.5" | 710 Hz | 0.51 | 0 L | 39.95 EUR |
| DX25TG59-04 | 1.5" | 590 Hz | 0.48 | 0 L | 32.95 EUR |
| OC25SC65-04 | 1.5" | 1400 Hz | 1.2 | 0 L | 26.95 EUR |
| XT25SC90-04 | 1.5" | 830 Hz | 1 | 0 L | 26.95 EUR |
| XT25TG30-04 | 1.5" | 440 Hz | 0.44 | 0 L | 49.95 EUR |
| DA32TX00-08 | 2" | 630 Hz | 0.46 | 0 L | 199.95 EUR |
| SB13PFCR25-4 | 5" | 44 Hz | 0.29 | 13.4 L | 28.45 EUR |
| PTT6.5X08-NFA-06 | 6.5" | 31 Hz | 0.3 | 26.4 L | 429.95 EUR |
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