← all drivers

Ground Zero GZHW 38X

15" · 8 Ω · 1000 W · 90.3 dB · datasheet ↗

Thiele-Small parameters

Nominal size15"
Impedance8 Ω
Fs22.6 Hz
Qts0.43
Qes0.47
Qms5.05
Vas147 L
Sd851 cm²
Xmax12.5 mm
Re4.3 Ω
Bl21.1 T·m
Mms342.5 g
Pe1000 W
Sensitivity90.3 dB

Alignment hint

EBP48 · sealed
Sealed Vb (Qtc ≈ 0.71)≈ 86.3 L

EBP < 50: favours a sealed (closed) alignment.

Rules of thumb from T/S parameters only. Verify against a real simulation before cutting wood.

Substitute candidates

DriverFs (Hz)QtsVas (L)Xmax (mm)Sens (dB)FitNotesCompare
Dayton Audio MX15-2221.7 -0.90.415 -0.02146.1 -0.912.3 -0.290.1 -0.2close4 Ω vs 8 Ω: amp load changes · Xmax 12.3 mm < 12.5 mm: lower excursion-limited SPL+
TC Sounds LMS R1523.6 +10.446 +0.02123 -2412.1 -0.490.2 -0.1close4 Ω vs 8 Ω: amp load changes · Xmax 12.1 mm < 12.5 mm: lower excursion-limited SPL+
Dayton Audio TIT400C24.2 +1.60.483 +0.05154.3 +7.313.3 +0.891.5 +1.2close4 Ω vs 8 Ω: amp load changes+
Stereo Integrity SQL-15 1523.8 +1.20.418 -0.01115 -3212.1 -0.490.9 +0.6close4 Ω vs 8 Ω: amp load changes · Xmax 12.1 mm < 12.5 mm: lower excursion-limited SPL+
18 Sound 15NTLS350028 +5.40.42 -0.01141 -615.3 +2.889 -1.3close+
Powerbass M-150422 -0.60.442 +0.01181.7 +34.711 -1.587.7 -2.6usable4 Ω vs 8 Ω: amp load changes · 425 W vs 1000 W: lower power handling · Xmax 11 mm < 12.5 mm: lower excursion-limited SPL+
JL Audio 13W7AE-D1.523.5 +0.90.448 +0.02104.3 -42.712.1 -0.491.7 +1.4usable4 Ω vs 8 Ω: amp load changes · 750 W vs 1000 W: lower power handling · Xmax 12.1 mm < 12.5 mm: lower excursion-limited SPL+
Soundstream T5-15 vp19.7 -2.90.336 -0.09153.4 +6.412 -0.590 -0.3usableXmax 12 mm < 12.5 mm: lower excursion-limited SPL+
Dayton Audio RSS390HF-4 v201519.5 -3.10.429 =212 +6512 -0.591.2 +0.9usable4 Ω vs 8 Ω: amp load changes · 500 W vs 1000 W: lower power handling · Xmax 12 mm < 12.5 mm: lower excursion-limited SPL+
JBL W15GTI25.2 +2.60.476 +0.05132.2 -14.810.2 -2.392.5 +2.2usable4 Ω vs 8 Ω: amp load changes · Xmax 10.2 mm < 12.5 mm: lower excursion-limited SPL+

Compare the closest 3 against the GZHW 38X →

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.