Eminence LEGEND GB128
Thiele-Small parameters
| Nominal size | 12" |
|---|---|
| Impedance | 8 Ω |
| Fs | 86 Hz |
| Qts | 0.648 |
| Qes | 0.67 |
| Qms | 19.54 |
| Vas | 43.9 L |
| Sd | 506.7 cm² |
| Xmax | 0.8 mm |
| Re | 6.37 Ω |
| Bl | 12 T·m |
| Mms | 28.1 g |
| Pe | 50 W |
| Sensitivity | 99.2 dB |
Alignment hint
| EBP | 128 · ported |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 230.1 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 |
|---|---|---|---|---|---|---|---|---|
| Eminence CANNABIS REX | 96 +10 | 0.642 -0.01 | 45.5 +1.6 | 0.8 = | 100.5 +1.3 | close | + | |
| Eminence GA-SC64 | 88 +2 | 0.579 -0.07 | 45 +1.1 | 1.2 +0.4 | 99.3 +0.1 | close | + | |
| Jensen NEO 12 | 92 +6 | 0.705 +0.06 | 40.4 -3.5 | 1 +0.2 | 99 -0.2 | close | + | |
| Jensen P12N | 90 +4 | 0.717 +0.07 | 40.2 -3.7 | 1 +0.2 | 98.6 -0.6 | close | + | |
| Celestion G12M-65 CREAMBACK | 74 -12 | 0.655 +0.01 | 52.7 +8.8 | 1.3 +0.5 | 97.7 -1.5 | usable | 25 W vs 50 W: lower power handling | + |
| Jensen JN12-100TR 8 | 72.4 -13.6 | 0.608 -0.04 | 48.7 +4.8 | 1 +0.2 | 97.2 -2 | usable | + | |
| Jensen JN12-100TR | 72.4 -13.6 | 0.602 -0.05 | 48.7 +4.8 | 1 +0.2 | 97.3 -1.9 | usable | + | |
| B&C 320K/C-A | 82 -4 | 0.59 -0.06 | 52 +8.1 | 2 +1.2 | 100 +0.8 | usable | 16 Ω vs 8 Ω: amp load changes | + |
| Eminence CANIS MAJOR | 104.9 +18.9 | 0.664 +0.02 | 34.1 -9.8 | 0.8 = | 100.3 +1.1 | usable | + | |
| Eminence SWAMP THANG | 97 +11 | 0.53 -0.12 | 41.3 -2.6 | 0.8 = | 101 +1.8 | usable | + |
Compare the closest 3 against the LEGEND GB128 →
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.