Dayton Audio 295-102--epique-e150he-44
Best box: 7.7 L bass reflex tuned to 39.2 Hz · F3 38.0 Hz
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Comparable 5.5" Drivers
Drivers with similar piston area, resonance and Qts — useful alternatives when the Dayton Audio 295-102--epique-e150he-44 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
- Port length (87.1 cm) exceeds a straight internal run; use an elbow bend, slotted vent or 3D folded duct to fit the enclosure.
Recommended Bass Reflex (Vented)
PORT NEEDS ELBOW / 3D| Net Box Volume (Vb) | 7.7 Liters |
| Tuning Frequency (Fb) | 39.2 Hz |
| F3 (-3 dB Cutoff) | 38.0 Hz |
| F6 / F10 Extension | 33.7 Hz / 29.7 Hz |
| Port Inner Diameter | Ø 6.8 cm |
| Port Physical Length | 87.1 cm |
| First Pipe Resonance | 197.0 Hz |
| Estimated MOL @ F3 | 101.9 dB SPL |
Recommended Sealed (Acoustic Suspension)
MAX TRANSIENT DAMPING| Net Box Volume (Vb) | 3.3 Liters |
| System Q (Qtc) | 0.707 (Butterworth) |
| System Resonance (Fc) | 71.9 Hz |
| F3 (-3 dB Cutoff) | 72.0 Hz |
| F6 / F10 Extension | 54.4 Hz / 41.1 Hz |
| Air Spring Linearity | High (Zero port compression) |
Thiele/Small Parameters
| Resonance (Fs) | 40.0 Hz |
| Total Q (Qts) | 0.39 |
| Electrical Q (Qes) | 0.45 |
| Mechanical Q (Qms) | 2.94 |
| Equivalent Volume (Vas) | 7.6 Liters |
| Diaphragm Area (Sd) | 95.0 cm² |
| DC Resistance (Re) | 6.6 Ω |
| Efficiency Bandwidth Product (EBP) | 89.0 |
| Linear Excursion (Xmax) | 14.7 mm |
| Thermal Power (Pe) | 200.0 W |
| Nominal Diameter | 5.5" |
| Catalog Source | Load Forge catalog (manufacturer datasheets and retailer listings) |
Frequently Asked Questions
What is the recommended ported (bass reflex) box volume for Dayton Audio 295-102--epique-e150he-44?
Load Forge's calculated alignment puts Dayton Audio 295-102--epique-e150he-44 in a 7.7 liter vented enclosure tuned to 39.2 Hz, reaching an F3 cutoff of approximately 38.0 Hz.
Can Dayton Audio 295-102--epique-e150he-44 be used in a sealed box?
Yes. In a sealed (acoustic suspension) enclosure of 3.3 liters with a Qtc of 0.707 (Butterworth), the system exhibits an F3 of 72.0 Hz.
What port dimensions should be used for Dayton Audio 295-102--epique-e150he-44 to avoid port chuffing?
Sized from cone displacement (Sd × Xmax), a minimum port diameter of 6.8 cm with a length of 87.1 cm is suggested; check the port air velocity at your drive level in the Load Forge Studio.
Shareable Acoustic Card for Forums & Social Media
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