Axon 12K01
Thiele-Small parameters
| Nominal size | 12" |
|---|---|
| Impedance | 4 Ω |
| Fs | 25 Hz |
| Qts | 0.289 |
| Qes | 0.34 |
| Qms | 1.94 |
| Vas | 191.8 L |
| Sd | 499 cm² |
| Xmax | 6.7 mm |
| Re | 3.2 Ω |
| Bl | 10.4 T·m |
| Mms | 73.8 g |
| Pe | 125 W |
| Sensitivity | 95.4 dB |
Alignment hint
| EBP | 74 · flexible |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 38.5 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 |
|---|---|---|---|---|---|---|---|---|
| Great Plains Audio 3124 GPA | 26 +1 | 0.288 = | 186.9 -4.9 | 6.4 -0.3 | 93.1 -2.3 | close | 8 Ω vs 4 Ω: amp load changes · Xmax 6.4 mm < 6.7 mm: lower excursion-limited SPL | + |
| Altec 3124 | 26 +1 | 0.288 = | 186.9 -4.9 | 6.4 -0.3 | 92.9 -2.5 | close | 8 Ω vs 4 Ω: amp load changes · Xmax 6.4 mm < 6.7 mm: lower excursion-limited SPL | + |
| Jensen RS12045SW | 25 = | 0.3 +0.01 | 220 +28.2 | 11 +4.3 | 95.6 +0.2 | close | + | |
| Scan-Speak 32W/4878T01 | 23 -2 | 0.286 = | 170 -21.8 | 7 +0.3 | 94.5 -0.9 | close | + | |
| TVM ARN 312-00/4 | 22 -3 | 0.289 = | 206 +14.2 | 6.4 -0.3 | 93.8 -1.6 | close | Xmax 6.4 mm < 6.7 mm: lower excursion-limited SPL | + |
| Visaton WS33NG | 30 +5 | 0.308 +0.02 | 190 -1.8 | 8 +1.3 | 94.5 -0.9 | close | 8 Ω vs 4 Ω: amp load changes | + |
| Eton 12-680/A8/62 HEX SYMPHONIE II | 26 +1 | 0.296 +0.01 | 173 -18.8 | 6 -0.7 | 92.8 -2.6 | close | 8 Ω vs 4 Ω: amp load changes · Xmax 6 mm < 6.7 mm: lower excursion-limited SPL | + |
| Audiotechnology FLEXUNIT 12B772510 | 25 = | 0.299 +0.01 | 250 +58.2 | 8.6 +1.9 | 94.3 -1.1 | close | 8 Ω vs 4 Ω: amp load changes | + |
| STX W.STX.12.2.500.4.F.S.MC | 25 = | 0.31 +0.02 | 151 -40.8 | 7.5 +0.8 | 94.3 -1.1 | close | + | |
| Visaton TIW300 | 25 = | 0.282 -0.01 | 160 -31.8 | 9.7 +3 | 92.9 -2.5 | close | 8 Ω vs 4 Ω: amp load changes | + |
Compare the closest 3 against the 12K01 →
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.