Fertin Acoustics 46EX 07.5V v2
Thiele-Small parameters
| Nominal size | 18" |
|---|---|
| Impedance | 8 Ω |
| Fs | 23 Hz |
| Qts | 0.26 |
| Qes | 0.29 |
| Qms | 2.56 |
| Vas | 500 L |
| Sd | 1101.5 cm² |
| Xmax | 3 mm |
| Re | 5 Ω |
| Bl | 20.1 T·m |
| Mms | 162.9 g |
| Pe | 100 W |
| Sensitivity | 97.2 dB |
Alignment hint
| EBP | 79 · flexible |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 78.2 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 |
|---|---|---|---|---|---|---|---|---|
| Electro-Voice DL18W | 25 +2 | 0.27 +0.01 | 543.7 +43.7 | 3.3 +0.3 | 97.9 +0.7 | close | + | |
| Electro-Voice DL18MT | 24 +1 | 0.269 +0.01 | 580.5 +80.5 | 5.59 +2.59 | 96.6 -0.6 | close | + | |
| RCF L 18P200KN | 22.3 -0.7 | 0.265 +0.01 | 550 +50 | 9 +6 | 96.4 -0.8 | close | + | |
| Dayton Audio PA460-8 18 | 26.2 +3.2 | 0.269 +0.01 | 473.5 -26.5 | 6 +3 | 98.6 +1.4 | close | + | |
| Dayton Audio PA460-8 18 PRO WOOFER | 26.2 +3.2 | 0.269 +0.01 | 473.5 -26.5 | 6 +3 | 98.6 +1.4 | close | + | |
| Eminence B-52 | 22.8 -0.2 | 0.229 -0.03 | 430 -70 | 6 +3 | 96.6 -0.6 | close | + | |
| Precision Devices PD184 | 27 +4 | 0.253 -0.01 | 473 -27 | 9.5 +6.5 | 97 -0.2 | usable | 16 Ω vs 8 Ω: amp load changes | + |
| Fertin Acoustics 46EX 07.5V | 22.2 -0.8 | 0.24 -0.02 | 667.7 +167.7 | 3 = | 98.6 +1.4 | usable | + | |
| Eminence OMEGA PRO-18A | 25 +2 | 0.31 +0.05 | 548.7 +48.7 | 4.8 +1.8 | 97 -0.2 | usable | + | |
| Celestion FTR18-4080FD | 26 +3 | 0.27 +0.01 | 395.56 -104.44 | 6 +3 | 97 -0.2 | usable | + |
Compare the closest 3 against the 46EX 07.5V v2 →
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.