Ground Zero GZHW 30X
Thiele-Small parameters
| Nominal size | 12" |
|---|---|
| Impedance | 4 Ω |
| Fs | 22.6 Hz |
| Qts | 0.32 |
| Qes | 0.36 |
| Qms | 2.87 |
| Vas | 101 L |
| Sd | 496.6 cm² |
| Xmax | 12.3 mm |
| Re | 3.6 Ω |
| Bl | 15.5 T·m |
| Mms | 169.8 g |
| Pe | 800 W |
| Sensitivity | 90.6 dB |
Alignment hint
| EBP | 63 · flexible |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 26 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 |
|---|---|---|---|---|---|---|---|---|
| Rockford Fosgate RFR2212 | 24 +1.4 | 0.376 +0.06 | 93 -8 | 13 +0.7 | 90.5 -0.1 | close | + | |
| Eminence LAB 12C | 23 +0.4 | 0.33 +0.01 | 128.31 +27.31 | 13 +0.7 | 88.9 -1.7 | close | 500 W vs 800 W: lower power handling | + |
| Eminence LAB 12 C | 22.9 +0.3 | 0.33 +0.01 | 128.3 +27.3 | 11 -1.3 | 92.6 +2 | close | 400 W vs 800 W: lower power handling · Xmax 11 mm < 12.3 mm: lower excursion-limited SPL | + |
| TC Sounds EPIC 12 DVC v2012 | 24 +1.4 | 0.394 +0.07 | 91.1 -9.9 | 12.5 +0.2 | 90.2 -0.4 | close | 500 W vs 800 W: lower power handling | + |
| TC Sounds EPIC 12 DVC v2014 | 24 +1.4 | 0.394 +0.07 | 91 -10 | 12.2 -0.1 | 90.2 -0.4 | usable | 500 W vs 800 W: lower power handling · Xmax 12.2 mm < 12.3 mm: lower excursion-limited SPL | + |
| Helix P12 | 21.4 -1.2 | 0.302 -0.02 | 118.6 +17.6 | 9.9 -2.4 | 91.4 +0.8 | usable | 350 W vs 800 W: lower power handling · Xmax 9.9 mm < 12.3 mm: lower excursion-limited SPL | + |
| Mivoc XAW 320 HC | 22.6 = | 0.374 +0.05 | 106 +5 | 8.4 -3.9 | 90.7 +0.1 | usable | 220 W vs 800 W: lower power handling · Xmax 8.4 mm < 12.3 mm: lower excursion-limited SPL | + |
| TC Sounds EPIC 12 DVC v2009 | 24 +1.4 | 0.399 +0.08 | 91.2 -9.8 | 11.7 -0.6 | 90.1 -0.5 | usable | 500 W vs 800 W: lower power handling · Xmax 11.7 mm < 12.3 mm: lower excursion-limited SPL | + |
| Oxygen AIR2 300 vp | 22 -0.6 | 0.34 +0.02 | 82 -19 | 9.6 -2.7 | 89.4 -1.2 | usable | 300 W vs 800 W: lower power handling · Xmax 9.6 mm < 12.3 mm: lower excursion-limited SPL | + |
| Eminence LAB 12 | | 22 -0.6 | 0.38 +0.06 | 125.2 +24.2 | 13 +0.7 | 89.2 -1.4 | usable | 6 Ω vs 4 Ω: amp load changes · 400 W vs 800 W: lower power handling | + |
Compare the closest 3 against the GZHW 30X →
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.