Focal 12V 617
Thiele-Small parameters
| Nominal size | 12" |
|---|---|
| Impedance | 8 Ω |
| Fs | 15.4 Hz |
| Qts | 0.237 |
| Qes | 0.25 |
| Qms | 4.6 |
| Vas | 611 L |
| Sd | 530 cm² |
| Xmax | 11.9 mm |
| Re | 5 Ω |
| Bl | 11.5 T·m |
| Mms | 68.8 g |
| Pe | 150 W |
| Sensitivity | 93.5 dB |
Alignment hint
| EBP | 62 · flexible |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 77.3 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 |
|---|---|---|---|---|---|---|---|---|
| Audax HD30P45TSMC | 17 +1.6 | 0.231 -0.01 | 627 +16 | 4.5 -7.4 | 94.4 +0.9 | usable | 90 W vs 150 W: lower power handling · Xmax 4.5 mm < 11.9 mm: lower excursion-limited SPL | + |
| Audax HD30P45TSMC2CA15 | 17 +1.6 | 0.231 -0.01 | 627 +16 | 4.5 -7.4 | 94.4 +0.9 | usable | 90 W vs 150 W: lower power handling · Xmax 4.5 mm < 11.9 mm: lower excursion-limited SPL | + |
| Audiotechnology 12D772510KAP | 19 +3.6 | 0.257 +0.02 | 340 -271 | 8.6 -3.3 | 93.1 -0.4 | usable | Xmax 8.6 mm < 11.9 mm: lower excursion-limited SPL | + |
| JBL 122A | 17 +1.6 | 0.232 = | 339.8 -271.2 | 6.9 -5 | 91.9 -1.6 | usable | 100 W vs 150 W: lower power handling · Xmax 6.9 mm < 11.9 mm: lower excursion-limited SPL | + |
| Audiotechnology FLEXUNITS 12 D 77 25 10 KAP | 19 +3.6 | 0.25 +0.01 | 340 -271 | 8.6 -3.3 | 91.3 -2.2 | usable | Xmax 8.6 mm < 11.9 mm: lower excursion-limited SPL | + |
| Focal 12V 726 | 19 +3.6 | 0.267 +0.03 | 340 -271 | 9 -2.9 | 92 -1.5 | usable | Xmax 9 mm < 11.9 mm: lower excursion-limited SPL | + |
| Audax HT300M2 | 17 +1.6 | 0.236 = | 927 +316 | 5 -6.9 | 96 +2.5 | usable | Xmax 5 mm < 11.9 mm: lower excursion-limited SPL | + |
| Audax HIF30HSMC | 19 +3.6 | 0.269 +0.03 | 645.5 +34.5 | 4 -7.9 | 92.7 -0.8 | usable | 50 W vs 150 W: lower power handling · Xmax 4 mm < 11.9 mm: lower excursion-limited SPL | + |
| Audax HIF30HSMC-2CA14 vp | 19 +3.6 | 0.272 +0.04 | 645.4 +34.4 | 4 -7.9 | 95.6 +2.1 | risky | 50 W vs 150 W: lower power handling · Xmax 4 mm < 11.9 mm: lower excursion-limited SPL | + |
| JBL 128-H | 20 +4.6 | 0.241 = | 280.3 -330.7 | 7.9 -4 | 93 -0.5 | risky | Xmax 7.9 mm < 11.9 mm: lower excursion-limited SPL | + |
Compare the closest 3 against the 12V 617 →
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.