Fane COLOSSUS 18B600
Thiele-Small parameters
| Nominal size | 18" |
|---|---|
| Impedance | 8 Ω |
| Fs | 29 Hz |
| Qts | 0.236 |
| Qes | 0.245 |
| Qms | 6.75 |
| Vas | 345 L |
| Sd | 1220 cm² |
| Xmax | 7.2 mm |
| Re | 5.8 Ω |
| Bl | 28 T·m |
| Mms | 182.2 g |
| Pe | 600 W |
| Sensitivity | 98.7 dB |
Alignment hint
| EBP | 118 · ported |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 43.2 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 |
|---|---|---|---|---|---|---|---|---|
| B&C 18 PZB 46 vp | 28.8 -0.2 | 0.227 -0.01 | 346.4 +1.4 | 8.1 +0.9 | 99 +0.3 | close | + | |
| PD PD 182 | 28 -1 | 0.238 = | 391 +46 | 8.2 +1 | 98.7 = | close | + | |
| Precision Devices PD 182 | 28 -1 | 0.238 = | 391 +46 | 8.2 +1 | 98.7 = | close | + | |
| PD PD 184C01 | 30 +1 | 0.227 -0.01 | 337.1 -7.9 | 7.8 +0.6 | 100.2 +1.5 | close | + | |
| Precision Devices PD 184C01 | 30 +1 | 0.227 -0.01 | 337.1 -7.9 | 7.8 +0.6 | 100.2 +1.5 | close | + | |
| Oberton 18NSW700-8 | 30.5 +1.5 | 0.243 +0.01 | 309 -36 | 7.7 +0.5 | 98.6 -0.1 | close | + | |
| Radian 2218Neo | 30 +1 | 0.23 -0.01 | 312 -33 | 9 +1.8 | 99 +0.3 | close | + | |
| RCF LF 18X400 | 28 -1 | 0.255 +0.02 | 360 +15 | 9 +1.8 | 98.6 -0.1 | close | + | |
| B&C 18 PZB 100 | 30 +1 | 0.243 +0.01 | 297 -48 | 7.8 +0.6 | 98.8 +0.1 | close | + | |
| AE Speakers TD18H+ 8 Ohms | 29 = | 0.221 -0.01 | 390 +45 | 7 -0.2 | 99 +0.3 | close | Xmax 7 mm < 7.2 mm: lower excursion-limited SPL | + |
Compare the closest 3 against the COLOSSUS 18B600 →
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.