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Hertz Audio HERTZ DS 300

12" · 4 Ω · 150 W · 90.8 dB · datasheet ↗

Thiele-Small parameters

Nominal size12"
Impedance4 Ω
Fs28 Hz
Qts0.46
Qes0.49
Qms6.4
Vas176 L
Sd508 cm²
Xmax4 mm
Re3.5 Ω
Bl9.1 T·m
Mms66 g
Pe150 W
Sensitivity90.8 dB

Alignment hint

EBP57 · flexible
Sealed Vb (Qtc ≈ 0.71)≈ 129.1 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

DriverFs (Hz)QtsVas (L)Xmax (mm)Sens (dB)FitNotesCompare
Selenium STREET BASS 12W2A30 +20.46 =164 -123.75 -0.2591.5 +0.7closeXmax 3.75 mm < 4 mm: lower excursion-limited SPL+
Peerless SLS12 83066928 =0.474 +0.01172.4 -3.66.8 +2.892.2 +1.4close8 Ω vs 4 Ω: amp load changes · 100 W vs 150 W: lower power handling+
HiVi W1228 =0.419 -0.04156 -206.9 +2.991.1 +0.3close8 Ω vs 4 Ω: amp load changes+
Eminence ACOUSTINATOR N201231 +30.518 +0.06177 +13.9 -0.192.4 +1.6close8 Ω vs 4 Ω: amp load changes · Xmax 3.9 mm < 4 mm: lower excursion-limited SPL+
Monacor SPH-300KE vp227.6 -0.40.489 +0.03139.3 -36.76.5 +2.590.4 -0.4close8 Ω vs 4 Ω: amp load changes+
Gradient GCP 312/826 -20.395 -0.06194 +184.8 +0.890.9 +0.1close8 Ω vs 4 Ω: amp load changes · 100 W vs 150 W: lower power handling+
Audax PR300M0 vp AP26.9 -1.10.448 -0.01231 +554.4 +0.492.2 +1.4close8 Ω vs 4 Ω: amp load changes · 100 W vs 150 W: lower power handling+
Philips AD12100W8 vp doum129.9 +1.90.413 -0.05166 -106 +292.5 +1.7close8 Ω vs 4 Ω: amp load changes · 100 W vs 150 W: lower power handling+
Infinity KAPPA CS 120 LB29 +10.485 +0.02161.4 -14.66.7 +2.794.3 +3.5close+
Philips AD12100W8 vp doum229.3 +1.30.399 -0.06165 -116 +292.5 +1.7close8 Ω vs 4 Ω: amp load changes · 100 W vs 150 W: lower power handling+

Compare the closest 3 against the HERTZ DS 300 →

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.