Celestion FTR15-4080FD v2008-06
Thiele-Small parameters
| Nominal size | 15" |
|---|---|
| Impedance | 8 Ω |
| Fs | 34.3 Hz |
| Qts | 0.249 |
| Qes | 0.27 |
| Qms | 3.27 |
| Vas | 140 L |
| Sd | 851 cm² |
| Xmax | 6 mm |
| Re | 5.37 Ω |
| Bl | 25.9 T·m |
| Mms | 156.1 g |
| Pe | 1000 W |
| Sensitivity | 96.9 dB |
Alignment hint
| EBP | 127 · ported |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 19.8 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 |
|---|---|---|---|---|---|---|---|---|
| PHL Audio 6090 | 35 +0.7 | 0.265 +0.02 | 145 +5 | 7.9 +1.9 | 97 +0.1 | close | + | |
| PHL Audio 6201MNd | 36 +1.7 | 0.266 +0.02 | 138.4 -1.6 | 7.9 +1.9 | 97.3 +0.4 | close | + | |
| RCF LF15G401 | 36 +1.7 | 0.26 +0.01 | 150 +10 | 9 +3 | 97 +0.1 | close | + | |
| RCF LF15Y408 | 36 +1.7 | 0.26 +0.01 | 150 +10 | 9 +3 | 97 +0.1 | close | + | |
| Celestion FTR15-4080F | 38 +3.7 | 0.249 = | 163.1 +23.1 | 6 = | 97 +0.1 | close | 600 W vs 1000 W: lower power handling | + |
| RCF L15P400 | 36 +1.7 | 0.25 = | 160 +20 | 8 +2 | 96.3 -0.6 | close | 400 W vs 1000 W: lower power handling | + |
| RCF LF 15G401 | 36 +1.7 | 0.259 +0.01 | 150 +10 | 6.9 +0.9 | 98.3 +1.4 | close | + | |
| B&C 15 NW 100 | 33 -1.3 | 0.218 -0.03 | 139 -1 | 7.4 +1.4 | 97.3 +0.4 | close | + | |
| BMS 15N840V2-8 | 35.6 +1.3 | 0.268 +0.02 | 130 -10 | 8.7 +2.7 | 97.2 +0.3 | close | + | |
| B&C 15NW100 | 33 -1.3 | 0.22 -0.03 | 139 -1 | 9 +3 | 97 +0.1 | close | + |
Compare the closest 3 against the FTR15-4080FD v2008-06 →
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.