TVM ARN 312-00/4

12" · 4 Ω · 100 W · 93.8 dB · datasheet ↗

Thiele-Small parameters

Nominal size	12"
Impedance	4 Ω
Fs	22 Hz
Qts	0.289
Qes	0.33
Qms	2.3
Vas	206 L
Sd	530 cm²
Xmax	6.4 mm
Re	3.5 Ω
Bl	12.1 T·m
Mms	100 g
Pe	100 W
Sensitivity	93.8 dB

Alignment hint

EBP	67 · flexible
Sealed Vb (Qtc ≈ 0.71)	≈ 41.3 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

Driver	Fs (Hz)	Qts	Vas (L)	Xmax (mm)	Sens (dB)	Fit	Notes	Compare
SB Acoustics SB34NRXL75-8	22 =	0.275 -0.01	205 -1	9.6 +3.2	91.9 -1.9	close	8 Ω vs 4 Ω: amp load changes	+
Peerless NE315W-04	20 -2	0.314 +0.03	201.7 -4.3	6.7 +0.3	93.6 -0.2	close	75 W vs 100 W: lower power handling	+
Vifa NE-315W-04	20 -2	0.314 +0.03	201.7 -4.3	6.7 +0.3	93.6 -0.2	close	75 W vs 100 W: lower power handling	+
Scan-Speak 32W/4878T01	23 +1	0.286 =	170 -36	7 +0.6	94.5 +0.7	close		+
Axon 12K01	25 +3	0.289 =	191.8 -14.2	6.7 +0.3	95.4 +1.6	close		+
Great Plains Audio 3124 GPA	26 +4	0.288 =	186.9 -19.1	6.4 =	93.1 -0.7	close	8 Ω vs 4 Ω: amp load changes	+
Altec 3124	26 +4	0.288 =	186.9 -19.1	6.4 =	92.9 -0.9	close	8 Ω vs 4 Ω: amp load changes	+
JBL 2214H	23 +1	0.244 -0.04	223.7 +17.7	6.6 +0.2	93.9 +0.1	close	8 Ω vs 4 Ω: amp load changes	+
JBL 128-H vp ca2	21.6 -0.4	0.24 -0.05	214.6 +8.6	7.7 +1.3	93.1 -0.7	close	8 Ω vs 4 Ω: amp load changes	+
TVM ARN 312-00/8	22 =	0.335 +0.05	203 -3	6.3 -0.1	90.8 -3	close	8 Ω vs 4 Ω: amp load changes · Xmax 6.3 mm < 6.4 mm: lower excursion-limited SPL	+

Compare the closest 3 against the ARN 312-00/4 →

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.