SB Acoustics SB34NRXL75-8
Thiele-Small parameters
| Nominal size | 12" |
|---|---|
| Impedance | 8 Ω |
| Fs | 22 Hz |
| Qts | 0.275 |
| Qes | 0.29 |
| Qms | 5.5 |
| Vas | 205 L |
| Sd | 508 cm² |
| Xmax | 9.6 mm |
| Re | 6.2 Ω |
| Bl | 16.5 T·m |
| Mms | 92.4 g |
| Pe | 200 W |
| Sensitivity | 91.9 dB |
Alignment hint
| EBP | 76 · flexible |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 36.5 L |
EBP 50-100: works in either a sealed or ported alignment.
Rules of thumb from T/S parameters only. Verify against a real simulation before cutting wood.
Substitute candidates
| Driver | Fs (Hz) | Qts | Vas (L) | Xmax (mm) | Sens (dB) | Fit | Notes | Compare |
|---|---|---|---|---|---|---|---|---|
| Scan-Speak 32W/8878T11 | 21 -1 | 0.261 -0.01 | 235 +30 | 7.5 -2.1 | 92.1 +0.2 | close | Xmax 7.5 mm < 9.6 mm: lower excursion-limited SPL | + |
| TVM ARN 312-00/4 | 22 = | 0.289 +0.01 | 206 +1 | 6.4 -3.2 | 93.8 +1.9 | close | 4 Ω vs 8 Ω: amp load changes · 100 W vs 200 W: lower power handling · Xmax 6.4 mm < 9.6 mm: lower excursion-limited SPL | + |
| Scan-Speak 32W/4878T00 v2015 | 18 -4 | 0.315 +0.04 | 203.9 -1.1 | 11.1 +1.5 | 91.7 -0.2 | close | 4 Ω vs 8 Ω: amp load changes | + |
| Scan-Speak 32W/4878T00 | 18 -4 | 0.315 +0.04 | 207.1 +2.1 | 11 +1.4 | 91.7 -0.2 | close | 4 Ω vs 8 Ω: amp load changes | + |
| Visaton TIW300 | 25 +3 | 0.282 +0.01 | 160 -45 | 9.7 +0.1 | 92.9 +1 | close | + | |
| JBL 128-H vp ca2 | 21.6 -0.4 | 0.24 -0.04 | 214.6 +9.6 | 7.7 -1.9 | 93.1 +1.2 | close | 150 W vs 200 W: lower power handling · Xmax 7.7 mm < 9.6 mm: lower excursion-limited SPL | + |
| Eminence W1238R | 21.5 -0.5 | 0.252 -0.02 | 236.6 +31.6 | 8.2 -1.4 | 93.6 +1.7 | close | 150 W vs 200 W: lower power handling · Xmax 8.2 mm < 9.6 mm: lower excursion-limited SPL | + |
| Infinity TWEELVE vp | 22 = | 0.242 -0.03 | 158 -47 | 10 +0.4 | 93.3 +1.4 | usable | + | |
| Pioneer TS-W304C | 22.3 +0.3 | 0.274 = | 134 -71 | 9.8 +0.2 | 93.5 +1.6 | usable | 4 Ω vs 8 Ω: amp load changes | + |
| Fostex SLE 30 W | 22 = | 0.302 +0.03 | 293 +88 | 9.5 -0.1 | 92.8 +0.9 | usable | Xmax 9.5 mm < 9.6 mm: lower excursion-limited SPL | + |
Compare the closest 3 against the SB34NRXL75-8 →
Ranked on parameter similarity only (Qts, Fs, Vas, Xmax, sensitivity). Same nominal size required. A hint, not a simulation, model the swap before cutting or buying.
Used in enclosures (0)
No enclosure in the catalog uses this driver yet.