Europsonic HPC38/100

15" · 8 Ω · 50 W · 92 dB · datasheet ↗

Thiele-Small parameters

Nominal size	15"
Impedance	8 Ω
Fs	24.9 Hz
Qts	0.66
Qes	0.84
Qms	3.09
Vas	425.4 L
Sd	855 cm²
Xmax	4.3 mm
Re	6.2 Ω
Bl	10.7 T·m
Mms	98.4 g
Pe	50 W
Sensitivity	92 dB

Alignment hint

EBP	30 · sealed
Sealed Vb (Qtc ≈ 0.71)	≈ 2877.4 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

Driver	Fs (Hz)	Qts	Vas (L)	Xmax (mm)	Sens (dB)	Fit	Notes	Compare
Supravox 400-2000EXC_07V	25 +0.1	0.599 -0.06	444 +18.6	5 +0.7	93.3 +1.3	close		+
Stromberg-Carlson 15 PO	24.6 -0.3	0.563 -0.1	461.6 +36.2	5 +0.7	91.8 -0.2	close	16 Ω vs 8 Ω: amp load changes	+
Pyle Audio PPA15 vp	26.7 +1.8	0.669 +0.01	322 -103.4	5.4 +1.1	90.4 -1.6	usable	16 Ω vs 8 Ω: amp load changes	+
Klipsch K33E	27 +2.1	0.63 -0.03	343 -82.4	4 -0.3	95.5 +3.5	usable	4 Ω vs 8 Ω: amp load changes · Xmax 4 mm < 4.3 mm: lower excursion-limited SPL	+
AE Speakers IB15AU-4	20.4 -4.5	0.619 -0.04	387 -38.4	9 +4.7	93.5 +1.5	usable	4 Ω vs 8 Ω: amp load changes	+
AE Speakers IB15AU-8	20.4 -4.5	0.619 -0.04	387 -38.4	9 +4.7	90.4 -1.6	usable		+
Altec 420A vp Daniel 3	26.9 +2	0.694 +0.03	393.7 -31.7	2.8 -1.5	93.9 +1.9	usable	25 W vs 50 W: lower power handling · Xmax 2.8 mm < 4.3 mm: lower excursion-limited SPL	+
Klipsch K34E	28 +3.1	0.63 -0.03	343 -82.4	4 -0.3	95.5 +3.5	usable	4 Ω vs 8 Ω: amp load changes · Xmax 4 mm < 4.3 mm: lower excursion-limited SPL	+
Visaton TIW400 DS 2x4 Ohms	21 -3.9	0.787 +0.13	422 -3.4	15.6 +11.3	91.9 -0.1	usable	4 Ω vs 8 Ω: amp load changes	+
Supravox 400-2000EXC_05V	25 +0.1	1.011 +0.35	434 +8.6	5 +0.7	90.9 -1.1	usable		+

Compare the closest 3 against the HPC38/100 →

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.