Radian 5312-8
Thiele-Small parameters
| Nominal size | 12" |
|---|---|
| Impedance | 8 Ω |
| Fs | 54.2 Hz |
| Qts | 0.362 |
| Qes | 0.42 |
| Qms | 2.61 |
| Vas | 54.8 L |
| Sd | 452 cm² |
| Xmax | 2.9 mm |
| Re | 6 Ω |
| Bl | 14.8 T·m |
| Mms | 45 g |
| Pe | 250 W |
| Sensitivity | 96.4 dB |
Alignment hint
| EBP | 129 · ported |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 19.5 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 |
|---|---|---|---|---|---|---|---|---|
| Radian 5312 | 54 -0.2 | 0.366 = | 55.4 +0.6 | 2.9 = | 96.4 = | close | + | |
| SB Audience NERO-12MWN700D | 52.7 -1.5 | 0.383 +0.02 | 52.5 -2.3 | 3.9 +1 | 96.6 +0.2 | close | + | |
| Fostex L 363 B | 55 +0.8 | 0.33 -0.03 | 57 +2.2 | 2.9 = | 97 +0.6 | close | 150 W vs 250 W: lower power handling | + |
| Turbosound TS-12W350/8W | 55 +0.8 | 0.347 -0.02 | 49 -5.8 | 4 +1.1 | 96.9 +0.5 | close | + | |
| SB Audience NERO-12MWN700D vp JustDiyIt | 54.4 +0.2 | 0.347 -0.02 | 53.6 -1.2 | 6.2 +3.3 | 97.5 +1.1 | close | + | |
| Beyma 12MC500 | 57 +2.8 | 0.373 +0.01 | 54.9 +0.1 | 5.5 +2.6 | 97.8 +1.4 | close | + | |
| SB Audience NERO-12MWN400D | 55 +0.8 | 0.387 +0.03 | 48.3 -6.5 | 3.9 +1 | 96.8 +0.4 | close | + | |
| Oberton 12NMB35 | 54.42 +0.22 | 0.36 = | 54.29 -0.51 | 6.75 +3.85 | 99 +2.6 | close | + | |
| 18 Sound 12W700 | 58 +3.8 | 0.36 = | 55 +0.2 | 6.5 +3.6 | 98 +1.6 | close | + | |
| B&C 12NDL88 | 50 -4.2 | 0.37 +0.01 | 55 +0.2 | 8 +5.1 | 97 +0.6 | close | 16 Ω vs 8 Ω: amp load changes | + |
Compare the closest 3 against the 5312-8 →
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.