Celestion TN1230 v2009
Thiele-Small parameters
| Nominal size | 12" |
|---|---|
| Impedance | 8 Ω |
| Fs | 49 Hz |
| Qts | 0.266 |
| Qes | 0.28 |
| Qms | 5.46 |
| Vas | 70.3 L |
| Sd | 532 cm² |
| Xmax | 3.8 mm |
| Re | 5.13 Ω |
| Bl | 18.3 T·m |
| Mms | 59.6 g |
| Pe | 300 W |
| Sensitivity | 98.6 dB |
Alignment hint
| EBP | 175 · ported |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 11.6 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 |
|---|---|---|---|---|---|---|---|---|
| Celestion TN1230 | 49 = | 0.266 = | 70.3 = | 3.8 = | 98.6 = | close | + | |
| RCF MB 12G301 | 53 +4 | 0.264 = | 72 +1.7 | 4.8 +1 | 99.5 +0.9 | close | + | |
| LaVoce WAF123.03 | 50 +1 | 0.287 +0.02 | 70 -0.3 | 5.5 +1.7 | 99 +0.4 | close | + | |
| RCF MB 12X301 | 50 +1 | 0.29 +0.02 | 70 -0.3 | 5.9 +2.1 | 98.3 -0.3 | close | + | |
| B&C 12NDL76 | 50 +1 | 0.27 = | 69 -1.3 | 7 +3.2 | 100 +1.4 | close | 16 Ω vs 8 Ω: amp load changes | + |
| Oberton 12B400 | 50.47 +1.47 | 0.249 -0.02 | 74.74 +4.44 | 5.25 +1.45 | 98 -0.6 | close | + | |
| 18 Sound 12CX800 | 53 +4 | 0.253 -0.01 | 73 +2.7 | 4.7 +0.9 | 99.4 +0.8 | close | + | |
| Fane CRESCENDO 12MB | 50 +1 | 0.295 +0.03 | 67 -3.3 | 4.3 +0.5 | 97.8 -0.8 | close | + | |
| LaVoce NBASS12-30 | 46 -3 | 0.26 -0.01 | 68.63 -1.67 | 6.6 +2.8 | 97.5 -1.1 | close | + | |
| P.Audio C12-300MB | 50 +1 | 0.256 -0.01 | 79.4 +9.1 | 3.5 -0.3 | 99.3 +0.7 | close | Xmax 3.5 mm < 3.8 mm: lower excursion-limited SPL | + |
Compare the closest 3 against the TN1230 v2009 →
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.