AE Speakers IB12HT-4
Thiele-Small parameters
| Nominal size | 12" |
|---|---|
| Impedance | 4 Ω |
| Fs | 16.8 Hz |
| Qts | 0.642 |
| Qes | 0.74 |
| Qms | 4.84 |
| Vas | 179.5 L |
| Sd | 530 cm² |
| Xmax | 18.5 mm |
| Re | 2.8 Ω |
| Bl | 8.9 T·m |
| Mms | 197.3 g |
| Pe | 500 W |
| Sensitivity | 87.1 dB |
Alignment hint
| EBP | 23 · sealed |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 842.3 L |
EBP < 50: favours a sealed (closed) 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 |
|---|---|---|---|---|---|---|---|---|
| AE Speakers IB12HT-8 | 16.8 = | 0.642 = | 179.5 = | 16.5 -2 | 84.2 -2.9 | close | 8 Ω vs 4 Ω: amp load changes · 300 W vs 500 W: lower power handling · Xmax 16.5 mm < 18.5 mm: lower excursion-limited SPL | + |
| NHT MAD1259 | 20.1 +3.3 | 0.576 -0.07 | 195.1 +15.6 | 13 -5.5 | 89.3 +2.2 | usable | 200 W vs 500 W: lower power handling · Xmax 13 mm < 18.5 mm: lower excursion-limited SPL | + |
| NHT 1259 | 19 +2.2 | 0.461 -0.18 | 190 +10.5 | 12 -6.5 | 89.4 +2.3 | usable | 200 W vs 500 W: lower power handling · Xmax 12 mm < 18.5 mm: lower excursion-limited SPL | + |
| Ground Zero GZTW 12MK2 vp | 22.5 +5.7 | 0.484 -0.16 | 148.6 -30.9 | 14.7 -3.8 | 89.9 +2.8 | usable | 8 Ω vs 4 Ω: amp load changes · Xmax 14.7 mm < 18.5 mm: lower excursion-limited SPL | + |
| AE Speakers IB12AU-4 | 24 +7.2 | 0.511 -0.13 | 160 -19.5 | 15.9 -2.6 | 92.4 +5.3 | usable | Xmax 15.9 mm < 18.5 mm: lower excursion-limited SPL | + |
| AE Speakers SBP12-8 | 23.6 +6.8 | 0.479 -0.16 | 160 -19.5 | 14 -4.5 | 89.5 +2.4 | usable | 8 Ω vs 4 Ω: amp load changes · Xmax 14 mm < 18.5 mm: lower excursion-limited SPL | + |
| SB Acoustics SB34NRX75-16 | 25 +8.2 | 0.714 +0.07 | 205 +25.5 | 9.7 -8.8 | 85.6 -1.5 | usable | 16 Ω vs 4 Ω: amp load changes · 120 W vs 500 W: lower power handling · Xmax 9.7 mm < 18.5 mm: lower excursion-limited SPL | + |
| SB Acoustics SB34NRX75-6 vp fx | 22.9 +6.1 | 0.496 -0.15 | 181.3 +1.8 | 11 -7.5 | 90.6 +3.5 | usable | 8 Ω vs 4 Ω: amp load changes · 200 W vs 500 W: lower power handling · Xmax 11 mm < 18.5 mm: lower excursion-limited SPL | + |
| Peerless XXLS308 SWR 51 | 21.5 +4.7 | 0.448 -0.19 | 162.5 -17 | 11.5 -7 | 88.7 +1.6 | risky | 8 Ω vs 4 Ω: amp load changes · 175 W vs 500 W: lower power handling · Xmax 11.5 mm < 18.5 mm: lower excursion-limited SPL | + |
| JL Audio 12W1-4 | 22.3 +5.5 | 0.487 -0.16 | 176.214 -3.29 | 7.874 -10.63 | 87.6 +0.5 | risky | 125 W vs 500 W: lower power handling · Xmax 7.874 mm < 18.5 mm: lower excursion-limited SPL | + |
Compare the closest 3 against the IB12HT-4 →
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.