Eminence 7317 8R 150 PGM
Thiele-Small parameters
| Nominal size | 12" |
|---|---|
| Impedance | 8 Ω |
| Fs | 51.6 Hz |
| Qts | 0.673 |
| Qes | 0.79 |
| Qms | 4.56 |
| Vas | 133.1 L |
| Sd | 532.4 cm² |
| Xmax | 0.5 mm |
| Re | 7.1 Ω |
| Bl | 9.1 T·m |
| Mms | 28.4 g |
| Pe | 50 W |
| Sensitivity | 96.1 dB |
Alignment hint
| EBP | 65 · flexible |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 1280.7 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 |
|---|---|---|---|---|---|---|---|---|
| Selenium 12PW3-SLF | 50 -1.6 | 0.685 +0.01 | 97 -36.1 | 1.3 +0.8 | 95 -1.1 | usable | + | |
| Eminence ALPHA-12A | 49 -2.6 | 0.77 +0.1 | 121.5 -11.6 | 2.4 +1.9 | 95.6 -0.5 | usable | + | |
| Selenium 12PW3 | 50 -1.6 | 0.69 +0.02 | 97 -36.1 | 1.25 +0.75 | 93.9 -2.2 | usable | + | |
| Eminence ALPHA 12 | 49 -2.6 | 0.775 +0.1 | 121.5 -11.6 | 2.4 +1.9 | 95.1 -1 | usable | + | |
| Eminence ALPHA 12 A | 49 -2.6 | 0.775 +0.1 | 121.5 -11.6 | 2.4 +1.9 | 95.1 -1 | usable | + | |
| Supravox 285-2000EXC_06V | 53 +1.4 | 0.639 -0.03 | 154 +20.9 | 4 +3.5 | 98.2 +2.1 | usable | + | |
| Eminence ALPHA 12A | 49 -2.6 | 0.77 +0.1 | 121.5 -11.6 | 2.4 +1.9 | 93.9 -2.2 | usable | + | |
| Supravox 285 T vp2020 | 58.6 +7 | 0.81 +0.14 | 134.7 +1.6 | 1.8 +1.3 | 98.2 +2.1 | usable | 12 W vs 50 W: lower power handling | + |
| Altec 920-8A | 48 -3.6 | 0.501 -0.17 | 141.6 +8.5 | 1.3 +0.8 | 96.9 +0.8 | usable | + | |
| Electro-Voice SP12C | 45 -6.6 | 0.665 -0.01 | 167.1 +34 | 4 +3.5 | 96.7 +0.6 | usable | + |
Compare the closest 3 against the 7317 8R 150 PGM →
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.