Silver Flute w17rc38-4
Best box: 6.4 L bass reflex tuned to 56.9 Hz · F3 65.7 Hz
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Comparable 6.5" Drivers
Drivers with similar piston area, resonance and Qts — useful alternatives when the Silver Flute w17rc38-4 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) | 6.4 Liters |
| Tuning Frequency (Fb) | 56.9 Hz |
| F3 (-3 dB Cutoff) | 65.7 Hz |
| F6 / F10 Extension | 55.7 Hz / 47.5 Hz |
| Port Inner Diameter | Ø 5.0 cm |
| Port Physical Length | 24.8 cm |
| First Pipe Resonance | 693.0 Hz |
| Estimated MOL @ F3 | 111.7 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) | 108.1 Hz |
| F3 (-3 dB Cutoff) | 105.7 Hz |
| F6 / F10 Extension | 80.4 Hz / 60.7 Hz |
| Air Spring Linearity | High (Zero port compression) |
Thiele/Small Parameters
| Resonance (Fs) | 37.5 Hz |
| Total Q (Qts) | 0.24 |
| Electrical Q (Qes) | 0.285 |
| Mechanical Q (Qms) | 1.52 |
| Equivalent Volume (Vas) | 25.6 Liters |
| Diaphragm Area (Sd) | 132.0 cm² |
| DC Resistance (Re) | 3.7 Ω |
| Efficiency Bandwidth Product (EBP) | 131.6 |
| Linear Excursion (Xmax) | 5.0 mm |
| Thermal Power (Pe) | N/A 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 Silver Flute w17rc38-4?
Load Forge's calculated alignment puts Silver Flute w17rc38-4 in a 6.4 liter vented enclosure tuned to 56.9 Hz, reaching an F3 cutoff of approximately 65.7 Hz.
Can Silver Flute w17rc38-4 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 105.7 Hz.
What port dimensions should be used for Silver Flute w17rc38-4 to avoid port chuffing?
Sized from cone displacement (Sd × Xmax), a minimum port diameter of 5.0 cm with a length of 24.8 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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