RCF LF 15G401
Thiele-Small parameters
| Nominal size | 15" |
|---|---|
| Impedance | 8 Ω |
| Fs | 36 Hz |
| Qts | 0.259 |
| Qes | 0.27 |
| Qms | 6.2 |
| Vas | 150 L |
| Sd | 910 cm² |
| Xmax | 6.9 mm |
| Re | 4.8 Ω |
| Bl | 24.7 T·m |
| Mms | 151.3 g |
| Pe | 800 W |
| Sensitivity | 98.3 dB |
Alignment hint
| EBP | 133 · ported |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 23.2 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 |
|---|---|---|---|---|---|---|---|---|
| RCF L 15P400 | 36 = | 0.261 = | 160 +10 | 7.2 +0.3 | 98.6 +0.3 | close | + | |
| RCF LF15G401 | 36 = | 0.26 = | 150 = | 9 +2.1 | 97 -1.3 | close | + | |
| RCF LF15Y408 | 36 = | 0.26 = | 150 = | 9 +2.1 | 97 -1.3 | close | + | |
| BMS 15N830V2 v2015 | 37 +1 | 0.271 +0.01 | 159 +9 | 7.5 +0.6 | 98.6 +0.3 | close | + | |
| Oberton 15B500 | 38.2 +2.2 | 0.268 +0.01 | 145.82 -4.18 | 7.25 +0.35 | 99 +0.7 | close | 500 W vs 800 W: lower power handling | + |
| PHL Audio 6201MNd | 36 = | 0.266 +0.01 | 138.4 -11.6 | 7.9 +1 | 97.3 -1 | close | + | |
| PHL Audio 6090 | 35 -1 | 0.265 +0.01 | 145 -5 | 7.9 +1 | 97 -1.3 | close | + | |
| Oberton 15NB451 | 39.57 +3.57 | 0.257 = | 145.21 -4.79 | 7 +0.1 | 99 +0.7 | close | 450 W vs 800 W: lower power handling | + |
| B&C 15PS76-8 | 38 +2 | 0.26 = | 164 +14 | 7.5 +0.6 | 99 +0.7 | close | 550 W vs 800 W: lower power handling | + |
| RCF LF 15G400 | 37 +1 | 0.247 -0.01 | 164 +14 | 6.9 = | 99.1 +0.8 | close | + |
Compare the closest 3 against the LF 15G401 →
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.