Visaton BZ 160 P 4 OHM
Best box: 22.4 L bass reflex tuned to 61.0 Hz · F3 56.4 Hz
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Comparable 6.5" Drivers
Drivers with similar piston area, resonance and Qts — useful alternatives when the Visaton BZ 160 P 4 OHM 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) | 22.4 Liters |
| Tuning Frequency (Fb) | 61.0 Hz |
| F3 (-3 dB Cutoff) | 56.4 Hz |
| F6 / F10 Extension | 52.6 Hz / 48.0 Hz |
| Port Inner Diameter | Ø 10.0 cm |
| Port Physical Length | 21.1 cm |
| First Pipe Resonance | 815.0 Hz |
| Estimated MOL @ F3 | 105.8 dB SPL |
Recommended Sealed (Acoustic Suspension)
MAX TRANSIENT DAMPING| Net Box Volume (Vb) | 9.9 Liters |
| System Q (Qtc) | 0.707 (Butterworth) |
| System Resonance (Fc) | 110.7 Hz |
| F3 (-3 dB Cutoff) | 120.0 Hz |
| F6 / F10 Extension | 82.3 Hz / 56.1 Hz |
| Air Spring Linearity | High (Zero port compression) |
Thiele/Small Parameters
| Resonance (Fs) | 55.0 Hz |
| Total Q (Qts) | 0.34 |
| Electrical Q (Qes) | 0.399 |
| Mechanical Q (Qms) | 2.29 |
| Equivalent Volume (Vas) | 33.0 Liters |
| Diaphragm Area (Sd) | 129.0 cm² |
| DC Resistance (Re) | 3.3 Ω |
| Efficiency Bandwidth Product (EBP) | 137.7 |
| Linear Excursion (Xmax) | 18.0 mm |
| Thermal Power (Pe) | 50.0 W |
| Nominal Diameter | 6.5" |
| Catalog Source | Load Forge catalog (manufacturer datasheets and retailer listings) |
Frequently Asked Questions
What is the recommended ported (bass reflex) box volume for Visaton BZ 160 P 4 OHM?
Load Forge's calculated alignment puts Visaton BZ 160 P 4 OHM in a 22.4 liter vented enclosure tuned to 61.0 Hz, reaching an F3 cutoff of approximately 56.4 Hz.
Can Visaton BZ 160 P 4 OHM be used in a sealed box?
Yes. In a sealed (acoustic suspension) enclosure of 9.9 liters with a Qtc of 0.707 (Butterworth), the system exhibits an F3 of 120.0 Hz.
What port dimensions should be used for Visaton BZ 160 P 4 OHM to avoid port chuffing?
Sized from cone displacement (Sd × Xmax), a minimum port diameter of 10.0 cm with a length of 21.1 cm is suggested; check the port air velocity at your drive level in the Load Forge Studio.
Shareable Acoustic Card for Forums & Social Media
Embed this design card on DIYAudio, AVSForum, Reddit, or Facebook. It shows the calculated F3, MOL (when the power rating is published) and box parameters.
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