Aurum Cantus AC300/75C2C
Thiele-Small parameters
| Nominal size | 12" |
|---|---|
| Impedance | 8 Ω |
| Fs | 22 Hz |
| Qts | 0.352 |
| Qes | 0.42 |
| Qms | 2.16 |
| Vas | 232 L |
| Sd | 500 cm² |
| Xmax | 8 mm |
| Re | 7 Ω |
| Bl | 13.5 T·m |
| Mms | 79.1 g |
| Pe | 250 W |
| Sensitivity | 90.3 dB |
Alignment hint
| EBP | 52 · flexible |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 76.4 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 180040A | 22.4 +0.4 | 0.392 +0.04 | 239.6 +7.6 | 8 = | 88.7 -1.6 | close | 16 Ω vs 8 Ω: amp load changes · 150 W vs 250 W: lower power handling | + |
| Scan-Speak 32W/8878T01 | 19.1 -2.9 | 0.33 -0.02 | 234 +2 | 7.5 -0.5 | 89.8 -0.5 | close | 150 W vs 250 W: lower power handling · Xmax 7.5 mm < 8 mm: lower excursion-limited SPL | + |
| Monacor SPH-300KE | 22 = | 0.331 -0.02 | 250 +18 | 6.5 -1.5 | 91.8 +1.5 | close | 120 W vs 250 W: lower power handling · Xmax 6.5 mm < 8 mm: lower excursion-limited SPL | + |
| TVM ARN 312-00/8 | 22 = | 0.335 -0.02 | 203 -29 | 6.3 -1.7 | 90.8 +0.5 | close | 100 W vs 250 W: lower power handling · Xmax 6.3 mm < 8 mm: lower excursion-limited SPL | + |
| Max Speaker PV-1250 8 Ohms | 21 -1 | 0.33 -0.02 | 238 +6 | 6 -2 | 91.5 +1.2 | close | Xmax 6 mm < 8 mm: lower excursion-limited SPL | + |
| Davis 31ST12M | 24 +2 | 0.399 +0.05 | 260 +28 | 8.9 +0.9 | 91.6 +1.3 | close | 100 W vs 250 W: lower power handling | + |
| Davis 31ST12M v2011 | 24 +2 | 0.399 +0.05 | 260 +28 | 8.9 +0.9 | 91.6 +1.3 | close | 100 W vs 250 W: lower power handling | + |
| Wharfedale 3014 | 20.7 -1.3 | 0.342 -0.01 | 319.1 +87.1 | 8 = | 92.2 +1.9 | usable | 100 W vs 250 W: lower power handling | + |
| SB Acoustics SB34NRX75-6 vp | 22.2 +0.2 | 0.444 +0.09 | 240 +8 | 11 +3 | 92 +1.7 | usable | + | |
| Peerless 315SWR | 24 +2 | 0.433 +0.08 | 210 -22 | 8 = | 91.3 +1 | usable | + |
Compare the closest 3 against the AC300/75C2C →
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.