Supravox 400 EXC Ag 13V
Thiele-Small parameters
| Nominal size | 15" |
|---|---|
| Impedance | 8 Ω |
| Fs | 25.3 Hz |
| Qts | 0.253 |
| Qes | 0.261 |
| Qms | 8.47 |
| Vas | 555.6 L |
| Sd | 855.1 cm² |
| Xmax | 5 mm |
| Re | 5.95 Ω |
| Bl | 16.3 T·m |
| Mms | 72.8 g |
| Pe | 120 W |
| Sensitivity | 98.7 dB |
Alignment hint
| EBP | 97 · flexible |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 81.6 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 |
|---|---|---|---|---|---|---|---|---|
| Supravox 400 EXC Ag 14V | 25.4 +0.1 | 0.23 -0.02 | 554.5 -1.1 | 5 = | 99.1 +0.4 | close | + | |
| Audio Dynamique AD380PM100 | 25.5 +0.2 | 0.26 +0.01 | 530 -25.6 | 5 = | 97 -1.7 | close | + | |
| Supravox 400-2000 Argent vp | 24.3 -1 | 0.268 +0.02 | 605.5 +49.9 | 5 = | 98.3 -0.4 | close | + | |
| Visaton WS40NG | 25 -0.3 | 0.252 = | 500 -55.6 | 6.5 +1.5 | 97.1 -1.6 | close | + | |
| Altec 515-8LF | 27.4 +2.1 | 0.255 = | 470.1 -85.5 | 5.1 +0.1 | 98.4 -0.3 | close | + | |
| Great Plains Audio 515-8LF GPA | 27.4 +2.1 | 0.255 = | 470.1 -85.5 | 5.1 +0.1 | 98.4 -0.3 | close | + | |
| Fluxmag 1505 | 25.2 -0.1 | 0.214 -0.04 | 571 +15.4 | 5 = | 99.6 +0.9 | close | + | |
| Altec 604-8G | 25.8 +0.5 | 0.252 = | 624.4 +68.8 | 3.8 -1.2 | 98.7 = | close | Xmax 3.8 mm < 5 mm: lower excursion-limited SPL | + |
| Fluxmag 1504 | 25.5 +0.2 | 0.26 +0.01 | 530 -25.6 | 4 -1 | 97 -1.7 | close | Xmax 4 mm < 5 mm: lower excursion-limited SPL | + |
| Crites Speakers CW1526 | 26.3 +1 | 0.263 +0.01 | 506.3 -49.3 | 7 +2 | 101.1 +2.4 | close | 4 Ω vs 8 Ω: amp load changes | + |
Compare the closest 3 against the 400 EXC Ag 13V →
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.