Monacor SP-300P
Thiele-Small parameters
| Nominal size | 12" |
|---|---|
| Impedance | 8 Ω |
| Fs | 30 Hz |
| Qts | 0.305 |
| Qes | 0.37 |
| Qms | 1.74 |
| Vas | 266 L |
| Sd | 495 cm² |
| Xmax | 2.5 mm |
| Re | 6.5 Ω |
| Bl | 11 T·m |
| Mms | 36.3 g |
| Pe | 100 W |
| Sensitivity | 95.8 dB |
Alignment hint
| EBP | 81 · flexible |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 60.8 L |
EBP 50-100: works in either a sealed or ported 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 |
|---|---|---|---|---|---|---|---|---|
| Audax PR330M0 | 28 -2 | 0.269 -0.04 | 264 -2 | 4 +1.5 | 96.5 +0.7 | close | + | |
| Focal AUDIOM 12AX | 30.7 +0.7 | 0.329 +0.02 | 226 -40 | 4.5 +2 | 95.9 +0.1 | close | + | |
| Davis 31TCA12 v2009 | 32.5 +2.5 | 0.31 +0.01 | 222 -44 | 6 +3.5 | 95.9 +0.1 | close | + | |
| Davis 31TCA12 vp rc | 32.5 +2.5 | 0.314 +0.01 | 222 -44 | 6 +3.5 | 96.2 +0.4 | close | + | |
| Audax LFH508 | 32 +2 | 0.27 -0.03 | 232 -34 | 2.5 = | 97.9 +2.1 | usable | + | |
| Crites Speakers CW1228 | 27.7 -2.3 | 0.277 -0.03 | 286.6 +20.6 | 6.4 +3.9 | 96.3 +0.5 | usable | + | |
| SEAS 33F-WB | 27 -3 | 0.348 +0.04 | 280 +14 | 5 +2.5 | 94.6 -1.2 | usable | + | |
| Klipsch K24K | 24 -6 | 0.323 +0.02 | 281 +15 | 4 +1.5 | 94.3 -1.5 | usable | + | |
| Audiotechnology FLEXUNITS 12 B 77 25 10 | 25 -5 | 0.3 -0.01 | 250 -16 | 4.3 +1.8 | 92.4 -3.4 | usable | + | |
| Philips AD12200/W8 | 24 -6 | 0.303 = | 287.4 +21.4 | 5 +2.5 | 93.6 -2.2 | usable | + |
Compare the closest 3 against the SP-300P →
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.