ATC PA75-234 STD
Thiele-Small parameters
| Nominal size | 10" |
|---|---|
| Impedance | 8 Ω |
| Fs | 78 Hz |
| Qts | 0.315 |
| Qes | 0.359 |
| Qms | 2.6 |
| Vas | 17 L |
| Sd | 300 cm² |
| Xmax | 1.6 mm |
| Re | 5.4 Ω |
| Bl | 15.1 T·m |
| Mms | 30.9 g |
| Pe | 75 W |
| Sensitivity | 97.2 dB |
Alignment hint
| EBP | 217 · ported |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 4.2 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 |
|---|---|---|---|---|---|---|---|---|
| JBL 2123J | 85 +7 | 0.322 +0.01 | 19.8 +2.8 | 2.5 +0.9 | 96.8 -0.4 | close | 16 Ω vs 8 Ω: amp load changes | + |
| RCF MR 10H300 | 90 +12 | 0.312 = | 16.5 -0.5 | 2.7 +1.1 | 98.9 +1.7 | close | + | |
| Monacor SP-25A/250PAM | 73 -5 | 0.31 -0.01 | 23 +6 | 1.5 -0.1 | 97.9 +0.7 | close | Xmax 1.5 mm < 1.6 mm: lower excursion-limited SPL | + |
| JBL 2123H | 85 +7 | 0.322 +0.01 | 19.8 +2.8 | 2.5 +0.9 | 100 +2.8 | usable | + | |
| PHL Audio 3861 | 88 +10 | 0.273 -0.04 | 16.5 -0.5 | 2 +0.4 | 99.2 +2 | usable | + | |
| B&C 10CLA76 | 71 -7 | 0.29 -0.03 | 16.4 -0.6 | 6.5 +4.9 | 96.5 -0.7 | usable | + | |
| PHL Audio 3451 | 91 +13 | 0.353 +0.04 | 17.8 +0.8 | 2.1 +0.5 | 99.3 +2.1 | usable | + | |
| Oberton 10M250 | 76.65 -1.35 | 0.28 -0.03 | 23.05 +6.05 | 2.75 +1.15 | 97 -0.2 | usable | + | |
| LaVoce WAF102.50A | 71 -7 | 0.311 = | 23.6 +6.6 | 3.2 +1.6 | 97.7 +0.5 | usable | + | |
| ATC PA50-234 8 BASS HR | 63 -15 | 0.304 -0.01 | 18 +1 | 1.4 -0.2 | 94.6 -2.6 | usable | 50 W vs 75 W: lower power handling · Xmax 1.4 mm < 1.6 mm: lower excursion-limited SPL | + |
Compare the closest 3 against the PA75-234 STD →
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.