MTX Audio BG104A
Thiele-Small parameters
| Nominal size | 10" |
|---|---|
| Impedance | 4 Ω |
| Fs | 26 Hz |
| Qts | 0.359 |
| Qes | 0.38 |
| Qms | 6.55 |
| Vas | 72.8 L |
| Sd | 355.8 cm² |
| Xmax | 9.7 mm |
| Re | 3.33 Ω |
| Bl | 11.4 T·m |
| Mms | 91.4 g |
| Pe | 250 W |
| Sensitivity | 91.1 dB |
Alignment hint
| EBP | 68 · flexible |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 25.3 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 |
|---|---|---|---|---|---|---|---|---|
| Wavecor WF275BD01 | 27 +1 | 0.368 +0.01 | 81.5 +8.7 | 9 -0.7 | 92.4 +1.3 | close | 180 W vs 250 W: lower power handling · Xmax 9 mm < 9.7 mm: lower excursion-limited SPL | + |
| Image Dynamics IDQ10DQV3 | 25.5 -0.5 | 0.384 +0.03 | 71 -1.8 | 9 -0.7 | 88.9 -2.2 | close | 8 Ω vs 4 Ω: amp load changes · Xmax 9 mm < 9.7 mm: lower excursion-limited SPL | + |
| SB Acoustics SB29NRX75-8 | 26 = | 0.37 +0.01 | 85.6 +12.8 | 11 +1.3 | 89 -2.1 | close | 8 Ω vs 4 Ω: amp load changes | + |
| Volt RV2550 | 28 +2 | 0.331 -0.03 | 71.8 -1 | 9.1 -0.6 | 89.5 -1.6 | close | 8 Ω vs 4 Ω: amp load changes · Xmax 9.1 mm < 9.7 mm: lower excursion-limited SPL | + |
| JBL P1000 | 30 +4 | 0.382 +0.02 | 71 -1.8 | 7.8 -1.9 | 91.2 +0.1 | close | 8 Ω vs 4 Ω: amp load changes · Xmax 7.8 mm < 9.7 mm: lower excursion-limited SPL | + |
| Peerless 830846 | 24.3 -1.7 | 0.328 -0.03 | 81.8 +9 | 8.7 -1 | 92.2 +1.1 | close | 175 W vs 250 W: lower power handling · Xmax 8.7 mm < 9.7 mm: lower excursion-limited SPL | + |
| Tang Band WT-644F | 32 +6 | 0.357 = | 77 +4.2 | 7.9 -1.8 | 91.3 +0.2 | close | 8 Ω vs 4 Ω: amp load changes · 180 W vs 250 W: lower power handling · Xmax 7.9 mm < 9.7 mm: lower excursion-limited SPL | + |
| STX W.27.500.8.FCX | 25 -1 | 0.352 -0.01 | 59 -13.8 | 9.6 -0.1 | 87.6 -3.5 | close | 8 Ω vs 4 Ω: amp load changes · Xmax 9.6 mm < 9.7 mm: lower excursion-limited SPL | + |
| JBL SB210 | 25.4 -0.6 | 0.412 +0.05 | 73 +0.2 | 7.5 -2.2 | 89.8 -1.3 | close | Xmax 7.5 mm < 9.7 mm: lower excursion-limited SPL | + |
| Vifa NE-265W-04 | 23 -3 | 0.294 -0.06 | 72.8 = | 8.9 -0.8 | 91.1 = | close | 190 W vs 250 W: lower power handling · Xmax 8.9 mm < 9.7 mm: lower excursion-limited SPL | + |
Compare the closest 3 against the BG104A →
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.