Supravox 400 GMF MK2
Thiele-Small parameters
| Nominal size | 15" |
|---|---|
| Impedance | 8 Ω |
| Fs | 22 Hz |
| Qts | 0.206 |
| Qes | 0.21 |
| Qms | 10.6 |
| Vas | 633 L |
| Sd | 804 cm² |
| Xmax | 7 mm |
| Re | 6.5 Ω |
| Bl | 17.9 T·m |
| Mms | 74.9 g |
| Pe | 200 W |
| Sensitivity | 97.9 dB |
Alignment hint
| EBP | 105 · ported |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 58.7 L |
EBP > 100: favours a ported (bass-reflex) 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 |
|---|---|---|---|---|---|---|---|---|
| EMS B15EX | 22 = | 0.223 +0.02 | 791 +158 | 7 = | 98.5 +0.6 | close | 100 W vs 200 W: lower power handling | + |
| EMS B15EX-07.5V | 22 = | 0.228 +0.02 | 791 +158 | 7 = | 98.4 +0.5 | close | 100 W vs 200 W: lower power handling | + |
| JBL 1501AL-1 | 19 -3 | 0.191 -0.01 | 630 -3 | 6.4 -0.6 | 94.6 -3.3 | usable | 16 Ω vs 8 Ω: amp load changes · 150 W vs 200 W: lower power handling · Xmax 6.4 mm < 7 mm: lower excursion-limited SPL | + |
| Usher Audio 1503HM | 21 -1 | 0.222 +0.02 | 528.8 -104.2 | 5.5 -1.5 | 97.2 -0.7 | usable | 150 W vs 200 W: lower power handling · Xmax 5.5 mm < 7 mm: lower excursion-limited SPL | + |
| TAD TL-1602 | 21 -1 | 0.212 +0.01 | 519 -114 | 5.5 -1.5 | 96.3 -1.6 | usable | 150 W vs 200 W: lower power handling · Xmax 5.5 mm < 7 mm: lower excursion-limited SPL | + |
| TAD TL-1602 A | 21 -1 | 0.212 +0.01 | 519 -114 | 5.5 -1.5 | 96.3 -1.6 | usable | 150 W vs 200 W: lower power handling · Xmax 5.5 mm < 7 mm: lower excursion-limited SPL | + |
| Gauss 4583F | 22 = | 0.197 -0.01 | 432 -201 | 6.3 -0.7 | 97.1 -0.8 | usable | Xmax 6.3 mm < 7 mm: lower excursion-limited SPL | + |
| Focal AUDIOM 15A | 21.5 -0.5 | 0.223 +0.02 | 832 +199 | 6 -1 | 98.8 +0.9 | usable | Xmax 6 mm < 7 mm: lower excursion-limited SPL | + |
| Fluxmag 1504B | 22.5 +0.5 | 0.224 +0.02 | 433.8 -199.2 | 7.3 +0.3 | 97 -0.9 | usable | + | |
| Audiotechnology FLEXUNIT 15E1022510 | 18 -4 | 0.222 +0.02 | 600 -33 | 8.6 +1.6 | 94.5 -3.4 | usable | + |
Compare the closest 3 against the 400 GMF MK2 →
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.