← all drivers

Auditor RIP 300P

12" · 4 Ω · 400 W · 92.6 dB · datasheet ↗

Thiele-Small parameters

Nominal size12"
Impedance4 Ω
Fs28.9 Hz
Qts0.35
Qes0.375
Qms5.34
Vas79.3 L
Sd483.1 cm²
Xmax8.8 mm
Re3.5 Ω
Bl14.6 T·m
Mms125.1 g
Pe400 W
Sensitivity92.6 dB

Alignment hint

EBP77 · flexible
Sealed Vb (Qtc ≈ 0.71)≈ 25.7 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
AER SB 1229 +0.10.349 =82 +2.77.1 -1.790.6 -2close8 Ω vs 4 Ω: amp load changes · 300 W vs 400 W: lower power handling · Xmax 7.1 mm < 8.8 mm: lower excursion-limited SPL+
Focal 13W 871128.8 -0.10.328 -0.0287.1 +7.87.9 -0.993.4 +0.8closeXmax 7.9 mm < 8.8 mm: lower excursion-limited SPL+
Focal 13W 8711 vp28.8 -0.10.328 -0.0287.1 +7.87.9 -0.993.4 +0.8closeXmax 7.9 mm < 8.8 mm: lower excursion-limited SPL+
Tang Band W8Q-1071F27 -1.90.334 -0.0270.4 -8.99.7 +0.991.8 -0.8close+
Atohm D300P04 v200829.7 +0.80.352 =83.2 +3.96.4 -2.493.2 +0.6close200 W vs 400 W: lower power handling · Xmax 6.4 mm < 8.8 mm: lower excursion-limited SPL+
Atohm D300P04 v201929.7 +0.80.352 =83.2 +3.96.4 -2.493.2 +0.6close200 W vs 400 W: lower power handling · Xmax 6.4 mm < 8.8 mm: lower excursion-limited SPL+
Hertz Audio ES 30028 -0.90.38 +0.0389.4 +10.19 +0.294 +1.4close+
Audio System R1227.7 -1.20.35 =84.3 +58.5 -0.388.6 -4closeXmax 8.5 mm < 8.8 mm: lower excursion-limited SPL+
hertz Hertz Audio ES30028 -0.90.382 +0.0389.4 +10.17.7 -1.193 +0.4closeXmax 7.7 mm < 8.8 mm: lower excursion-limited SPL+
BMS 12N63028.6 -0.30.33 -0.0285.5 +6.28 -0.896 +3.4close8 Ω vs 4 Ω: amp load changes · Xmax 8 mm < 8.8 mm: lower excursion-limited SPL+

Compare the closest 3 against the RIP 300P →

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.