Visaton PAW 38 - 8
Best box: 83.8 L bass reflex tuned to 46.1 Hz · F3 47.0 Hz
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Comparable 15.0" Drivers
Drivers with similar piston area, resonance and Qts — useful alternatives when the Visaton PAW 38 - 8 does not fit your target box volume or tuning. Each entry links to its full enclosure design and Thiele/Small parameters.
Recommended Bass Reflex (Vented)
PORT BUILDABLE| Net Box Volume (Vb) | 83.8 Liters |
| Tuning Frequency (Fb) | 46.1 Hz |
| F3 (-3 dB Cutoff) | 47.0 Hz |
| F6 / F10 Extension | 41.4 Hz / 36.0 Hz |
| Port Inner Diameter | Ø 12.5 cm |
| Port Physical Length | 11.7 cm |
| First Pipe Resonance | 1468.0 Hz |
| Estimated MOL @ F3 | 120.7 dB SPL |
Recommended Sealed (Acoustic Suspension)
MAX TRANSIENT DAMPING| Net Box Volume (Vb) | 39.4 Liters |
| System Q (Qtc) | 0.707 (Butterworth) |
| System Resonance (Fc) | 83.3 Hz |
| F3 (-3 dB Cutoff) | 79.0 Hz |
| F6 / F10 Extension | 60.3 Hz / 45.8 Hz |
| Air Spring Linearity | High (Zero port compression) |
Thiele/Small Parameters
| Resonance (Fs) | 36.0 Hz |
| Total Q (Qts) | 0.29 |
| Electrical Q (Qes) | 0.3 |
| Mechanical Q (Qms) | 9.0 |
| Equivalent Volume (Vas) | 195.0 Liters |
| Diaphragm Area (Sd) | 898.0 cm² |
| DC Resistance (Re) | 7.2 Ω |
| Efficiency Bandwidth Product (EBP) | 120.1 |
| Linear Excursion (Xmax) | 5.5 mm |
| Thermal Power (Pe) | 700.0 W |
| Nominal Diameter | 15.0" |
| Catalog Source | Load Forge catalog (manufacturer datasheets and retailer listings) |
Frequently Asked Questions
What is the recommended ported (bass reflex) box volume for Visaton PAW 38 - 8?
Load Forge's calculated alignment puts Visaton PAW 38 - 8 in a 83.8 liter vented enclosure tuned to 46.1 Hz, reaching an F3 cutoff of approximately 47.0 Hz.
Can Visaton PAW 38 - 8 be used in a sealed box?
Yes. In a sealed (acoustic suspension) enclosure of 39.4 liters with a Qtc of 0.707 (Butterworth), the system exhibits an F3 of 79.0 Hz.
What port dimensions should be used for Visaton PAW 38 - 8 to avoid port chuffing?
Sized from cone displacement (Sd × Xmax), a minimum port diameter of 12.5 cm with a length of 11.7 cm is suggested; check the port air velocity at your drive level in the Load Forge Studio.
Shareable Acoustic Card for Forums & Social Media
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