HiVi F12 v2009
Thiele-Small parameters
| Nominal size | 12" |
|---|---|
| Impedance | 8 Ω |
| Fs | 26 Hz |
| Qts | 0.367 |
| Qes | 0.39 |
| Qms | 6.21 |
| Vas | 145.6 L |
| Sd | 515 cm² |
| Xmax | 6 mm |
| Re | 6.5 Ω |
| Bl | 16.1 T·m |
| Mms | 95.7 g |
| Pe | 100 W |
| Sensitivity | 91.1 dB |
Alignment hint
| EBP | 67 · flexible |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 53.7 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
| Driver | Fs (Hz) | Qts | Vas (L) | Xmax (mm) | Sens (dB) | Fit | Notes | Compare |
|---|---|---|---|---|---|---|---|---|
| Eton 12-680-62 HEX | 26 = | 0.343 -0.02 | 150 +4.4 | 6 = | 91.6 +0.5 | close | + | |
| JBL CS12 | 24.7 -1.3 | 0.388 +0.02 | 144 -1.6 | 6 = | 92.7 +1.6 | close | 4 Ω vs 8 Ω: amp load changes | + |
| HiVi F12 | 25 -1 | 0.37 = | 173.9 +28.3 | 6 = | 90.7 -0.4 | close | + | |
| Monacor SPH-300KE vp1 | 26.5 +0.5 | 0.357 -0.01 | 175 +29.4 | 6.5 +0.5 | 92.3 +1.2 | close | + | |
| Dayton Audio DSA315-8 | 24.2 -1.8 | 0.33 -0.04 | 147 +1.4 | 5.5 -0.5 | 90.4 -0.7 | close | Xmax 5.5 mm < 6 mm: lower excursion-limited SPL | + |
| HiVi W12 | 28 +2 | 0.419 +0.05 | 156 +10.4 | 6.9 +0.9 | 91.1 = | close | + | |
| Dayton Audio ST305-8 Séries II | 26.2 +0.2 | 0.334 -0.03 | 164 +18.4 | 8 +2 | 92.3 +1.2 | close | + | |
| Infinity KAPPA 120.1SE | 22.5 -3.5 | 0.359 -0.01 | 146.5 +0.9 | 11.2 +5.2 | 92.4 +1.3 | close | 4 Ω vs 8 Ω: amp load changes | + |
| Dayton Audio SD315A-88 | 24.2 -1.8 | 0.335 -0.03 | 151.7 +6.1 | 6.4 +0.4 | 93.7 +2.6 | close | 4 Ω vs 8 Ω: amp load changes | + |
| HiVi D10.8 | 24 -2 | 0.413 +0.05 | 147.3 +1.7 | 8 +2 | 89.5 -1.6 | close | + |
Compare the closest 3 against the F12 v2009 →
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.