Altec 416-8C
Thiele-Small parameters
| Nominal size | 15" |
|---|---|
| Impedance | 8 Ω |
| Fs | 23.9 Hz |
| Qts | 0.249 |
| Qes | 0.26 |
| Qms | 6.1 |
| Vas | 643.9 L |
| Sd | 825.8 cm² |
| Xmax | 3.8 mm |
| Re | 6.4 Ω |
| Bl | 15.6 T·m |
| Mms | 65.8 g |
| Pe | 150 W |
| Sensitivity | 98.2 dB |
Alignment hint
| EBP | 92 · flexible |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 91.1 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 |
|---|---|---|---|---|---|---|---|---|
| Altec 416-8B vp_BC | 24 +0.1 | 0.231 -0.02 | 648.5 +4.6 | 3.8 = | 98.6 +0.4 | close | + | |
| Altec 604-8G | 25.8 +1.9 | 0.252 = | 624.4 -19.5 | 3.8 = | 98.7 +0.5 | close | 100 W vs 150 W: lower power handling | + |
| Supravox 400-2000 Argent vp | 24.3 +0.4 | 0.268 +0.02 | 605.5 -38.4 | 5 +1.2 | 98.3 +0.1 | close | + | |
| Altec 416-8B | 24 +0.1 | 0.231 -0.02 | 648.5 +4.6 | 3.3 -0.5 | 98.6 +0.4 | close | 75 W vs 150 W: lower power handling · Xmax 3.3 mm < 3.8 mm: lower excursion-limited SPL | + |
| Altec 416-8B v1 | 23.6 -0.3 | 0.22 -0.03 | 577 -66.9 | 3.8 = | 98 -0.2 | close | + | |
| Supravox 400 EXC Ag 13V | 25.3 +1.4 | 0.253 = | 555.6 -88.3 | 5 +1.2 | 98.7 +0.5 | close | + | |
| Altec 416-8A | 24.5 +0.6 | 0.287 +0.04 | 695 +51.1 | 3.8 = | 98.6 +0.4 | close | + | |
| Altec 416-8C v2009 | 22.9 -1 | 0.213 -0.04 | 693.8 +49.9 | 3.8 = | 98.6 +0.4 | close | + | |
| Great Plains Audio 416-8C GPA | 22.9 -1 | 0.213 -0.04 | 693.8 +49.9 | 3.8 = | 98.6 +0.4 | close | + | |
| Fluxmag 1504 | 25.5 +1.6 | 0.26 +0.01 | 530 -113.9 | 4 +0.2 | 97 -1.2 | close | + |
Compare the closest 3 against the 416-8C →
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.