RCF MB 15N351 v2012
Thiele-Small parameters
| Nominal size | 15" |
|---|---|
| Impedance | 8 Ω |
| Fs | 46 Hz |
| Qts | 0.315 |
| Qes | 0.33 |
| Qms | 6.7 |
| Vas | 114 L |
| Sd | 860 cm² |
| Xmax | 5.7 mm |
| Re | 5.4 Ω |
| Bl | 22.7 T·m |
| Mms | 108.9 g |
| Pe | 650 W |
| Sensitivity | 99 dB |
Alignment hint
| EBP | 139 · ported |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 28.2 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 MB 15X351 | 46 = | 0.315 = | 114 = | 5.9 +0.2 | 99 = | close | + | |
| PD PD 155N01 | 45 -1 | 0.313 = | 113.4 -0.6 | 5.7 = | 98 -1 | close | + | |
| Precision Devices PD 155N01 | 45 -1 | 0.313 = | 113.4 -0.6 | 5.7 = | 98 -1 | close | + | |
| RCF L 15S801 | 48 +2 | 0.32 +0.01 | 113 -1 | 6 +0.3 | 98.9 -0.1 | close | + | |
| RCF L 15S801-8 | 48 +2 | 0.32 +0.01 | 113 -1 | 6 +0.3 | 98.9 -0.1 | close | + | |
| Beyma 15G450 | 45 -1 | 0.32 +0.01 | 115 +1 | 6.2 +0.5 | 98.5 -0.5 | close | + | |
| Beyma 15G450/N | 45 -1 | 0.32 +0.01 | 115 +1 | 6.2 +0.5 | 98.5 -0.5 | close | + | |
| RCF L 15S800 | 48 +2 | 0.32 +0.01 | 113 -1 | 5.5 -0.2 | 98.9 -0.1 | close | Xmax 5.5 mm < 5.7 mm: lower excursion-limited SPL | + |
| Sica 15 PF 3 | 45 -1 | 0.31 -0.01 | 117.6 +3.6 | 8 +2.3 | 99.1 +0.1 | close | + | |
| RCF MB 15H401 | 44 -2 | 0.3 -0.02 | 121 +7 | 5.7 = | 98.8 -0.2 | close | + |
Compare the closest 3 against the MB 15N351 v2012 →
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.