JBL E145
Thiele-Small parameters
| Nominal size | 15" |
|---|---|
| Impedance | 8 Ω |
| Fs | 35 Hz |
| Qts | 0.249 |
| Qes | 0.26 |
| Qms | 6 |
| Vas | 274.7 L |
| Sd | 896.1 cm² |
| Xmax | 4.1 mm |
| Re | 5.7 Ω |
| Bl | 20.2 T·m |
| Mms | 84.7 g |
| Pe | 150 W |
| Sensitivity | 100 dB |
Alignment hint
| EBP | 135 · ported |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 38.9 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 |
|---|---|---|---|---|---|---|---|---|
| Beyma 15GT200 v1990 | 34 -1 | 0.236 -0.01 | 276 +1.3 | 5 +0.9 | 99.4 -0.6 | close | + | |
| Altec 921-8A | 34.1 -0.9 | 0.257 +0.01 | 299 +24.3 | 5.2 +1.1 | 100.1 +0.1 | close | + | |
| LaVoce WAF153.02 | 35 = | 0.261 +0.01 | 244 -30.7 | 4.6 +0.5 | 99.7 -0.3 | close | + | |
| P.Audio BM15CX38 | 36 +1 | 0.221 -0.03 | 287 +12.3 | 4.5 +0.4 | 100.2 +0.2 | close | + | |
| PD 153ERC002 | 38 +3 | 0.249 = | 263 -11.7 | 6.8 +2.7 | 100.9 +0.9 | close | + | |
| Precision Devices 153ERC002 | 38 +3 | 0.249 = | 263 -11.7 | 6.8 +2.7 | 100.9 +0.9 | close | + | |
| Focal AUDIOM 15H | 34.9 -0.1 | 0.277 +0.03 | 295.9 +21.2 | 5.8 +1.7 | 99.7 -0.3 | close | + | |
| Celestion NTR15-3018E v2015 | 34.6 -0.4 | 0.245 = | 225.7 -49 | 5 +0.9 | 99.1 -0.9 | close | + | |
| Altec 3156 | 38 +3 | 0.24 -0.01 | 246.4 -28.3 | 3.8 -0.3 | 99.8 -0.2 | close | Xmax 3.8 mm < 4.1 mm: lower excursion-limited SPL | + |
| Great Plains Audio 3156 GPA | 38 +3 | 0.24 -0.01 | 246.4 -28.3 | 3.8 -0.3 | 99.8 -0.2 | close | Xmax 3.8 mm < 4.1 mm: lower excursion-limited SPL | + |
Compare the closest 3 against the E145 →
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.