SB Acoustics SATORI TW29TXNWG-4 / TeXtreme
Best box: 0.016 L sealed · Fc 898.0 Hz · F3 947.3 Hz
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Comparable 1.5" Drivers
Drivers with similar piston area, resonance and Qts — useful alternatives when the SB Acoustics SATORI TW29TXNWG-4 / TeXtreme does not fit your target box volume or tuning. Each entry links to its full enclosure design and Thiele/Small parameters.
⚠️ Engineering Notice for Builders
- Limited linear excursion (Xmax: 0.25 mm); set a high-pass subsonic filter at 25–30 Hz when driven with high power.
Textbook Bass Reflex — not recommended (12.0 dB bass hump)
PORT BUILDABLE| Net Box Volume (Vb) | 1.5 Liters |
| Tuning Frequency (Fb) | 526.2 Hz |
| F3 (-3 dB Cutoff) | 499.2 Hz |
| F6 / F10 Extension | 480.9 Hz / 455.7 Hz |
| Port Inner Diameter | Ø 15.0 cm |
| Port Physical Length | 2.0 cm |
| First Pipe Resonance | 8478.0 Hz |
| Estimated MOL @ F3 | 102.0 dB SPL |
Sealed (Acoustic Suspension) — compromise
SUITS INFINITE / OPEN BAFFLEWith Qts 0.47 a Butterworth (Qtc 0.707) box would be many times Vas. A box equal to Vas reaches Qtc 0.665; for a flat response this driver is better used on an infinite (IB) or open baffle.
| Net Box Volume (Vb) | 0.016 Liters |
| System Q (Qtc) | 0.665 (below Butterworth) |
| System Resonance (Fc) | 898.0 Hz |
| F3 (-3 dB Cutoff) | 947.3 Hz |
| F6 / F10 Extension | 698.9 Hz / 519.2 Hz |
| Air Spring Linearity | High (Zero port compression) |
Thiele/Small Parameters
| Resonance (Fs) | 635.0 Hz |
| Total Q (Qts) | 0.47 |
| Electrical Q (Qes) | 0.645 |
| Mechanical Q (Qms) | 1.73 |
| Equivalent Volume (Vas) | 0.0 Liters |
| Diaphragm Area (Sd) | 9.6 cm² |
| DC Resistance (Re) | 3.0 Ω |
| Efficiency Bandwidth Product (EBP) | 984.0 |
| Linear Excursion (Xmax) | 0.2 mm |
| Thermal Power (Pe) | 80.0 W |
| Nominal Diameter | 1.5" |
| Catalog Source | Load Forge catalog (manufacturer datasheets and retailer listings) |
Frequently Asked Questions
What is the recommended ported (bass reflex) box volume for SB Acoustics SATORI TW29TXNWG-4 / TeXtreme?
A simple ported box is not recommended for SB Acoustics SATORI TW29TXNWG-4 / TeXtreme: the textbook alignment (1.5 liters tuned to 526.2 Hz) needs a 2.0 cm port, and no nearby retune stays buildable without a bass hump. A sealed box, a passive radiator or a folded duct is the practical choice.
Can SB Acoustics SATORI TW29TXNWG-4 / TeXtreme be used in a sealed box?
Yes. In a sealed (acoustic suspension) enclosure of 0.016 liters with a Qtc of 0.665 (below Butterworth), the system exhibits an F3 of 947.3 Hz.
What port dimensions should be used for SB Acoustics SATORI TW29TXNWG-4 / TeXtreme to avoid port chuffing?
A straight 15.0 cm port would need 2.0 cm of length, which does not fit a practical cabinet. Use a passive radiator or a folded/3D duct instead of a straight tube.
Shareable Acoustic Card for Forums & Social Media
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