Aiyima 8ohm 3w 30mm altavoz portatil
Best box: 0.02 L sealed · Fc 405.0 Hz · F3 334.6 Hz
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Comparable 1.0" Drivers
Drivers with similar piston area, resonance and Qts — useful alternatives when the Aiyima 8ohm 3w 30mm altavoz portatil 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
- Xmax is not published, so the port size is an empirical estimate (area ≥ 12 in² per ft³ of net volume, minimum by driver size), not a displacement calculation. Check air velocity in Load Forge Studio.
Textbook Bass Reflex — not recommended (19.1 dB bass hump)
PORT BUILDABLE| Net Box Volume (Vb) | 1.5 Liters |
| Tuning Frequency (Fb) | 243.4 Hz |
| F3 (-3 dB Cutoff) | 230.9 Hz |
| F6 / F10 Extension | 222.8 Hz / 212.4 Hz |
| Port Inner Diameter ESTIMATED | Ø 5.0 cm |
| Port Physical Length | 3.0 cm |
| First Pipe Resonance | 5643.0 Hz |
| Estimated MOL @ F3 | 94.4 dB SPL |
Sealed (Acoustic Suspension) — compromise
SUITS INFINITE / OPEN BAFFLEWith Qts 1.411 a Butterworth (Qtc 0.707) box would be many times Vas. A box equal to Vas reaches Qtc 1.995; for a flat response this driver is better used on an infinite (IB) or open baffle.
| Net Box Volume (Vb) | 0.02 Liters |
| System Q (Qtc) | 1.995 (above Butterworth: Qtc cannot fall below Qts (1.41)) |
| System Resonance (Fc) | 405.0 Hz |
| F3 (-3 dB Cutoff) | 334.6 Hz |
| F6 / F10 Extension | 295.3 Hz / 250.9 Hz |
| Air Spring Linearity | High (Zero port compression) |
Thiele/Small Parameters
| Resonance (Fs) | 286.4 Hz |
| Total Q (Qts) | 1.411 |
| Electrical Q (Qes) | 1.796 |
| Mechanical Q (Qms) | 6.58 |
| Equivalent Volume (Vas) | 0.0 Liters |
| Diaphragm Area (Sd) | 3.9 cm² |
| DC Resistance (Re) | 7.13 Ω |
| Efficiency Bandwidth Product (EBP) | 159.5 |
| Linear Excursion (Xmax) | N/A mm |
| Thermal Power (Pe) | 3.0 W |
| Nominal Diameter | 1.0" |
| Catalog Source | Load Forge catalog (manufacturer datasheets and retailer listings) |
Frequently Asked Questions
What is the recommended ported (bass reflex) box volume for Aiyima 8ohm 3w 30mm altavoz portatil?
A simple ported box is not recommended for Aiyima 8ohm 3w 30mm altavoz portatil: the textbook alignment (1.5 liters tuned to 243.4 Hz) needs a 3.0 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 Aiyima 8ohm 3w 30mm altavoz portatil be used in a sealed box?
Yes. In a sealed (acoustic suspension) enclosure of 0.02 liters with a Qtc of 1.995 (above Butterworth: Qtc cannot fall below Qts (1.41)), the system exhibits an F3 of 334.6 Hz.
What port dimensions should be used for Aiyima 8ohm 3w 30mm altavoz portatil to avoid port chuffing?
A straight 5.0 cm port would need 3.0 cm of length, which does not fit a practical cabinet. Use a passive radiator or a folded/3D duct instead of a straight tube.
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