Celestion FTR15-3070C
Thiele-Small parameters
| Nominal size | 15" |
|---|---|
| Impedance | 8 Ω |
| Fs | 40 Hz |
| Qts | 0.361 |
| Qes | 0.38 |
| Qms | 7.1 |
| Vas | 208 L |
| Sd | 851 cm² |
| Xmax | 3 mm |
| Re | 6.5 Ω |
| Bl | 18.2 T·m |
| Mms | 77.3 g |
| Pe | 400 W |
| Sensitivity | 98.3 dB |
Alignment hint
| EBP | 105 · ported |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 73.3 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 |
|---|---|---|---|---|---|---|---|---|
| P.Audio E15-350N | 40 = | 0.359 = | 201.4 -6.6 | 5.3 +2.3 | 98.2 -0.1 | close | + | |
| Beyma 15CXA400Nd | 40 = | 0.358 = | 196 -12 | 6 +3 | 97.9 -0.4 | close | + | |
| RCF MB 15N301 (prodance) | 40.1 +0.1 | 0.35 -0.01 | 203.2 -4.8 | 6 +3 | 98.8 +0.5 | close | + | |
| P.Audio C15-300MB | 42 +2 | 0.375 +0.01 | 199.5 -8.5 | 3.5 +0.5 | 99.4 +1.1 | close | 300 W vs 400 W: lower power handling | + |
| Monacor SP-15/200PA | 42 +2 | 0.375 +0.01 | 197 -11 | 4.7 +1.7 | 98.2 -0.1 | close | 200 W vs 400 W: lower power handling | + |
| Celestion FTR15 3070C vp | 41.4 +1.4 | 0.382 +0.02 | 187.6 -20.4 | 3 = | 97.7 -0.6 | close | + | |
| Fane SOVEREIGN PRO 15-600 | 38 -2 | 0.351 -0.01 | 201 -7 | 6.5 +3.5 | 98.2 -0.1 | close | + | |
| Fane SOVEREIGN PRO 15-600 LF | 40 = | 0.364 = | 188 -20 | 6.9 +3.9 | 97.9 -0.4 | close | + | |
| Eminence DELTALITE-II 2515 | 42 +2 | 0.376 +0.02 | 204 -4 | 4.8 +1.8 | 99.4 +1.1 | close | 300 W vs 400 W: lower power handling | + |
| Eminence OMEGA PRO 15 | 39 -1 | 0.345 -0.02 | 196 -12 | 4.8 +1.8 | 99.1 +0.8 | close | + |
Compare the closest 3 against the FTR15-3070C →
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.