Isophon BS 35-8 vp06

10" · 8 Ω · 50 W · 92 dB · datasheet ↗

Thiele-Small parameters

Nominal size	10"
Impedance	8 Ω
Fs	26.8 Hz
Qts	0.479
Qes	0.624
Qms	2.07
Vas	259 L
Sd	346 cm²
Xmax	4.5 mm
Re	6.3 Ω
Bl	6.2 T·m
Mms	22.9 g
Pe	50 W
Sensitivity	92 dB

Alignment hint

EBP	43 · sealed
Sealed Vb (Qtc ≈ 0.71)	≈ 219.6 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
Audax HD24S34KC	24 -2.8	0.474 -0.01	254 -5	4 -0.5	91 -1	close	Xmax 4 mm < 4.5 mm: lower excursion-limited SPL	+
JBL 127H	25 -1.8	0.433 -0.05	237.9 -21.1	4.8 +0.3	91.9 -0.1	close		+
Ciare HW250	23 -3.8	0.486 +0.01	275 +16	5 +0.5	90.8 -1.2	close		+
Audax HIF24JSMC-2CA12	29 +2.2	0.473 -0.01	196.5 -62.5	3.5 -1	92.2 +0.2	usable	Xmax 3.5 mm < 4.5 mm: lower excursion-limited SPL	+
Audax HT240M0	28 +1.2	0.373 -0.11	223.1 -35.9	4.5 =	93.2 +1.2	usable		+
Audax HT240HM0	28 +1.2	0.373 -0.11	223 -36	4.5 =	93.2 +1.2	usable		+
Aurum Cantus AC250MK2	23 -3.8	0.423 -0.06	235 -24	8 +3.5	90.2 -1.8	usable		+
Dynaudio 30W54	24 -2.8	0.357 -0.12	257 -2	7 +2.5	92.3 +0.3	usable		+
Oxygen SPHERE 380	24 -2.8	0.421 -0.06	293 +34	7 +2.5	94.8 +2.8	usable	4 Ω vs 8 Ω: amp load changes	+
LII Audio CRYSTAL-10	31.5 +4.7	0.479 =	256.5 -2.5	3 -1.5	95.4 +3.4	usable	20 W vs 50 W: lower power handling · Xmax 3 mm < 4.5 mm: lower excursion-limited SPL	+

Compare the closest 3 against the BS 35-8 vp06 →

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.