Celestion FTR18-4080F v2016
Thiele-Small parameters
| Nominal size | 18" |
|---|---|
| Impedance | 8 Ω |
| Fs | 32.7 Hz |
| Qts | 0.302 |
| Qes | 0.32 |
| Qms | 5.24 |
| Vas | 272 L |
| Sd | 1130 cm² |
| Xmax | 6 mm |
| Re | 5.31 Ω |
| Bl | 23.1 T·m |
| Mms | 155.9 g |
| Pe | 800 W |
| Sensitivity | 98.5 dB |
Alignment hint
| EBP | 102 · ported |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 60.7 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 7090 v2012 | 34 +1.3 | 0.297 -0.01 | 260 -12 | 7.9 +1.9 | 98.6 +0.1 | close | + | |
| PHL Audio 7091 | 34 +1.3 | 0.297 -0.01 | 260 -12 | 5.6 -0.4 | 98.6 +0.1 | close | 500 W vs 800 W: lower power handling · Xmax 5.6 mm < 6 mm: lower excursion-limited SPL | + |
| RCF LF18G401 | 33 +0.3 | 0.29 -0.01 | 268 -4 | 9 +3 | 98 -0.5 | close | + | |
| RCF LF18G908 | 33 +0.3 | 0.29 -0.01 | 268 -4 | 9 +3 | 98 -0.5 | close | + | |
| RCF LF 18G401 | 33 +0.3 | 0.289 -0.01 | 268 -4 | 8.2 +2.2 | 99.3 +0.8 | close | + | |
| B&C 18 PZB 100 (prodance) | 33.7 +1 | 0.289 -0.01 | 263 -9 | 7.6 +1.6 | 99 +0.5 | close | + | |
| Faital PRO 18FX600 | 32 -0.7 | 0.3 = | 257.3 -14.7 | 11.25 +5.25 | 99 +0.5 | close | + | |
| LaVoce SAF184.01 | 33 +0.3 | 0.299 = | 221 -51 | 6.8 +0.8 | 98.2 -0.3 | close | + | |
| PHL Audio 7010 | 35 +2.3 | 0.288 -0.01 | 260 -12 | 7.7 +1.7 | 99.1 +0.6 | close | + | |
| PHL Audio 7070 | 35 +2.3 | 0.288 -0.01 | 260 -12 | 7.7 +1.7 | 99.1 +0.6 | close | + |
Compare the closest 3 against the FTR18-4080F v2016 →
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.