Altec 950-8B
Thiele-Small parameters
| Nominal size | 10" |
|---|---|
| Impedance | 8 Ω |
| Fs | 40 Hz |
| Qts | 0.274 |
| Qes | 0.285 |
| Qms | 7.35 |
| Vas | 251.5 L |
| Sd | 369 cm² |
| Xmax | 3 mm |
| Re | 6 Ω |
| Bl | 8 T·m |
| Mms | 12 g |
| Pe | 15 W |
| Sensitivity | 100.7 dB |
Alignment hint
| EBP | 140 · ported |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 44.4 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 |
|---|---|---|---|---|---|---|---|---|
| Davis 25SCA10W vp | 28 -12 | 0.285 +0.01 | 267 +15.5 | 4 +1 | 95.6 -5.1 | usable | + | |
| Supravox T285HF64 vp HD | 49.1 +9.1 | 0.237 -0.04 | 181 -70.5 | 3.3 +0.3 | 102.4 +1.7 | usable | + | |
| Audio Nirvana SUPER CAST FRAME 10 | 34 -6 | 0.254 -0.02 | 173 -78.5 | 3 = | 96.4 -4.3 | usable | + | |
| Davis 25GCA10W v2008 | 25.7 -14.3 | 0.263 -0.01 | 234.7 -16.8 | 4 +1 | 93.9 -6.8 | usable | + | |
| LII Audio SILVER-10 | 28.3 -11.7 | 0.312 +0.04 | 333.4 +81.9 | 3 = | 96.2 -4.5 | usable | + | |
| Audax HD24S34HSMC | 24 -16 | 0.259 -0.02 | 253.2 +1.7 | 4 +1 | 93.9 -6.8 | usable | + | |
| Focal 10V 01 | 31.7 -8.3 | 0.285 +0.01 | 157.7 -93.8 | 3.9 +0.9 | 95.2 -5.5 | usable | + | |
| Audax SON28-T5 | 38 -2 | 0.297 +0.02 | 285 +33.5 | 1 -2 | 101.6 +0.9 | usable | Xmax 1 mm < 3 mm: lower excursion-limited SPL | + |
| Audax MHD24P45TSM2CA14 | 27 -13 | 0.259 -0.02 | 209.6 -41.9 | 4 +1 | 94.1 -6.6 | usable | + | |
| Audax HIF24J37C-2CA12 | 40 = | 0.449 +0.18 | 208.3 -43.2 | 4 +1 | 96.4 -4.3 | usable | + |
Compare the closest 3 against the 950-8B →
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.