Beyma 12XA30/ND
Thiele-Small parameters
| Nominal size | 12" |
|---|---|
| Impedance | 8 Ω |
| Fs | 35 Hz |
| Qts | 0.21 |
| Qes | 0.216 |
| Qms | 8 |
| Vas | 172 L |
| Sd | 525 cm² |
| Xmax | 4 mm |
| Re | 6.8 Ω |
| Bl | 18.2 T·m |
| Mms | 47 g |
| Pe | 350 W |
| Sensitivity | 97.2 dB |
Alignment hint
| EBP | 162 · ported |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 16.6 L |
EBP > 100: favours a ported (bass-reflex) 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 |
|---|---|---|---|---|---|---|---|---|
| Fostex LS 362 | 35 = | 0.211 = | 152.9 -19.1 | 4 = | 97.4 +0.2 | close | 150 W vs 350 W: lower power handling | + |
| Fostex L 362 | 35 = | 0.211 = | 153 -19 | 4.2 +0.2 | 97.4 +0.2 | close | 150 W vs 350 W: lower power handling | + |
| Beyma 12K200 v1 | 35 = | 0.225 +0.02 | 160 -12 | 4.5 +0.5 | 97.8 +0.6 | close | 250 W vs 350 W: lower power handling | + |
| Monacor SP-330PAX | 33 -2 | 0.238 +0.03 | 190 +18 | 4.5 +0.5 | 97.4 +0.2 | close | 125 W vs 350 W: lower power handling | + |
| Fostex L 345 | 34 -1 | 0.242 +0.03 | 197 +25 | 5.7 +1.7 | 97.3 +0.1 | close | 150 W vs 350 W: lower power handling | + |
| EMS LB12EX_14V | 34 -1 | 0.207 = | 200 +28 | 3 -1 | 96 -1.2 | close | 16 Ω vs 8 Ω: amp load changes · 40 W vs 350 W: lower power handling · Xmax 3 mm < 4 mm: lower excursion-limited SPL | + |
| EMS LB12EX | 34 -1 | 0.207 = | 200 +28 | 3 -1 | 96 -1.2 | close | 16 Ω vs 8 Ω: amp load changes · 40 W vs 350 W: lower power handling · Xmax 3 mm < 4 mm: lower excursion-limited SPL | + |
| EMS LB12 | 34 -1 | 0.214 = | 200 +28 | 3 -1 | 95.8 -1.4 | close | 16 Ω vs 8 Ω: amp load changes · 40 W vs 350 W: lower power handling · Xmax 3 mm < 4 mm: lower excursion-limited SPL | + |
| EMS LB12 MKII | 34 -1 | 0.214 = | 200 +28 | 3 -1 | 95.8 -1.4 | close | 16 Ω vs 8 Ω: amp load changes · 40 W vs 350 W: lower power handling · Xmax 3 mm < 4 mm: lower excursion-limited SPL | + |
| Altec 414-8C | 30.2 -4.8 | 0.204 -0.01 | 230.2 +58.2 | 4 = | 97.5 +0.3 | usable | 150 W vs 350 W: lower power handling | + |
Compare the closest 3 against the 12XA30/ND →
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.