Hinor 12 EVO 300 - 4 ohms
Best box: 48.8 L bass reflex tuned to 47.8 Hz · F3 65.4 Hz
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Comparable 12.0" Drivers
Drivers with similar piston area, resonance and Qts — useful alternatives when the Hinor 12 EVO 300 - 4 ohms 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) | 48.8 Liters |
| Tuning Frequency (Fb) | 47.8 Hz |
| F3 (-3 dB Cutoff) | 65.4 Hz |
| F6 / F10 Extension | 53.5 Hz / 41.1 Hz |
| Port Inner Diameter | Ø 10.0 cm |
| Port Physical Length | 14.0 cm |
| First Pipe Resonance | 1232.0 Hz |
| Estimated MOL @ F3 | 118.9 dB SPL |
Sealed (Acoustic Suspension) — compromise
SUITS INFINITE / OPEN BAFFLEWith Qts 0.643 a Butterworth (Qtc 0.707) box would be many times Vas. A box equal to Vas reaches Qtc 0.909; for a flat response this driver is better used on an infinite (IB) or open baffle.
| Net Box Volume (Vb) | 61.0 Liters |
| System Q (Qtc) | 0.909 (above Butterworth) |
| System Resonance (Fc) | 79.6 Hz |
| F3 (-3 dB Cutoff) | 66.6 Hz |
| F6 / F10 Extension | 54.0 Hz / 42.7 Hz |
| Air Spring Linearity | High (Zero port compression) |
Thiele/Small Parameters
| Resonance (Fs) | 56.3 Hz |
| Total Q (Qts) | 0.643 |
| Electrical Q (Qes) | 0.747 |
| Mechanical Q (Qms) | 4.62 |
| Equivalent Volume (Vas) | 61.0 Liters |
| Diaphragm Area (Sd) | 531.0 cm² |
| DC Resistance (Re) | 3.2 Ω |
| Efficiency Bandwidth Product (EBP) | 75.4 |
| Linear Excursion (Xmax) | 5.0 mm |
| Thermal Power (Pe) | N/A W |
| Nominal Diameter | 12.0" |
| Catalog Source | Load Forge catalog (manufacturer datasheets and retailer listings) |
Frequently Asked Questions
What is the recommended ported (bass reflex) box volume for Hinor 12 EVO 300 - 4 ohms?
Load Forge's calculated alignment puts Hinor 12 EVO 300 - 4 ohms in a 48.8 liter vented enclosure tuned to 47.8 Hz, reaching an F3 cutoff of approximately 65.4 Hz.
Can Hinor 12 EVO 300 - 4 ohms be used in a sealed box?
Yes. In a sealed (acoustic suspension) enclosure of 61.0 liters with a Qtc of 0.909 (above Butterworth), the system exhibits an F3 of 66.6 Hz.
What port dimensions should be used for Hinor 12 EVO 300 - 4 ohms to avoid port chuffing?
Sized from cone displacement (Sd × Xmax), a minimum port diameter of 10.0 cm with a length of 14.0 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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