Altec 416-8B
Thiele-Small parameters
| Nominal size | 15" |
|---|---|
| Impedance | 8 Ω |
| Fs | 24 Hz |
| Qts | 0.231 |
| Qes | 0.24 |
| Qms | 6.4 |
| Vas | 648.5 L |
| Sd | 825.8 cm² |
| Xmax | 3.3 mm |
| Re | 6.5 Ω |
| Bl | 16.3 T·m |
| Mms | 64.8 g |
| Pe | 75 W |
| Sensitivity | 98.6 dB |
Alignment hint
| EBP | 100 · flexible |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 77.5 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 = | 0.231 = | 648.5 = | 3.8 +0.5 | 98.6 = | close | + | |
| Altec 416-8C | 23.9 -0.1 | 0.249 +0.02 | 643.9 -4.6 | 3.8 +0.5 | 98.2 -0.4 | close | + | |
| Altec 416-8B v1 | 23.6 -0.4 | 0.22 -0.01 | 577 -71.5 | 3.8 +0.5 | 98 -0.6 | close | + | |
| Altec 416-8C v2009 | 22.9 -1.1 | 0.213 -0.02 | 693.8 +45.3 | 3.8 +0.5 | 98.6 = | close | + | |
| Great Plains Audio 416-8C GPA | 22.9 -1.1 | 0.213 -0.02 | 693.8 +45.3 | 3.8 +0.5 | 98.6 = | close | + | |
| Altec 604-8G | 25.8 +1.8 | 0.252 +0.02 | 624.4 -24.1 | 3.8 +0.5 | 98.7 +0.1 | close | + | |
| Supravox 400 EXC Ag 14V | 25.4 +1.4 | 0.23 = | 554.5 -94 | 5 +1.7 | 99.1 +0.5 | close | + | |
| Supravox 400-2000 Argent vp | 24.3 +0.3 | 0.268 +0.04 | 605.5 -43 | 5 +1.7 | 98.3 -0.3 | close | + | |
| Fluxmag 1505 | 25.2 +1.2 | 0.214 -0.02 | 571 -77.5 | 5 +1.7 | 99.6 +1 | close | + | |
| Supravox 400 EXC Ag 13V | 25.3 +1.3 | 0.253 +0.02 | 555.6 -92.9 | 5 +1.7 | 98.7 +0.1 | close | + |
Compare the closest 3 against the 416-8B →
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.