Altec 416-8A
Thiele-Small parameters
| Nominal size | 15" |
|---|---|
| Impedance | 8 Ω |
| Fs | 24.5 Hz |
| Qts | 0.287 |
| Qes | 0.3 |
| Qms | 6.5 |
| Vas | 695 L |
| Sd | 825.8 cm² |
| Xmax | 3.8 mm |
| Re | 5.9 Ω |
| Bl | 13.3 T·m |
| Mms | 58 g |
| Pe | 150 W |
| Sensitivity | 98.6 dB |
Alignment hint
| EBP | 82 · flexible |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 137.1 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 |
|---|---|---|---|---|---|---|---|---|
| Supravox 400-2000 Argent vp | 24.3 -0.2 | 0.268 -0.02 | 605.5 -89.5 | 5 +1.2 | 98.3 -0.3 | close | + | |
| Altec 416-8C | 23.9 -0.6 | 0.249 -0.04 | 643.9 -51.1 | 3.8 = | 98.2 -0.4 | close | + | |
| Altec 604-8G | 25.8 +1.3 | 0.252 -0.03 | 624.4 -70.6 | 3.8 = | 98.7 +0.1 | close | 100 W vs 150 W: lower power handling | + |
| Altec 416-8B vp_BC | 24 -0.5 | 0.231 -0.06 | 648.5 -46.5 | 3.8 = | 98.6 = | close | + | |
| Great Plains Audio 416-8B v2016 | 21.5 -3 | 0.271 -0.02 | 787 +92 | 4 +0.2 | 97.2 -1.4 | close | + | |
| Focal AUDIOM 15AX | 22.8 -1.7 | 0.311 +0.02 | 635 -60 | 6 +2.2 | 96.9 -1.7 | close | + | |
| Supravox 400-2000 vp1 | 21 -3.5 | 0.283 = | 780 +85 | 5 +1.2 | 96.8 -1.8 | close | + | |
| Supravox 400-2000 vp moy1 et 2 | 21.1 -3.4 | 0.273 -0.01 | 748 +53 | 5 +1.2 | 96.8 -1.8 | close | + | |
| Supravox 400 EXC Ag 13V | 25.3 +0.8 | 0.253 -0.03 | 555.6 -139.4 | 5 +1.2 | 98.7 +0.1 | close | + | |
| Supravox 400-2000 vp2 | 21.1 -3.4 | 0.261 -0.03 | 715 +20 | 5 +1.2 | 96.8 -1.8 | close | + |
Compare the closest 3 against the 416-8A →
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.