|
|
|
STLF-EZ4-PAIR
Key Features
Description
The ASTONE STLF-EZ4 is a 4" full range replacement driver for compact line array or column speakers; it is compatible with the ASTONE PA speakers and speakers of other brands which need a 4" driver. The driver comes with 8-ohm impedance and has a frequency range of 115 Hz - 10 kHz. It is built in a steel chassis and has a paper cone with cloth edge. With 50W RMS, 100W peak power handling capability, the STLF-EZ4 delivers superb sound performance. |
Specifications
Details
| Model |
STLF-EZ4 |
Resonance | 115Hz |
| Nominal Basket Diameter | 4" |
Frequency Response |
115Hz - 10kHz |
| Nominal Impedance | 8Ω | Sensitivity | 91±3dB |
|
Power Rating |
50W RMS | Magnet Weight | 12oz |
| Peak Power | 100W Peak | Voice Coil Diameter | 1" VC |
Thiele & Small Parameters
| Resonant Frequency (fs) | 115Hz | Compliance Equivalent Volume (Vas) |
1.225 L |
| DC Resistance (Re) | 5.5Ω | Mechanical Compliance of Suspension (Cms) | 0.268 mm/N |
| Mechanical Q (Qms) |
3.386 |
BL Product (BL) | 6.392 Tm |
| Electromagnetic Q (Qes) | 0.658 | Diaphragm Mass Inc. Airload (MMs) | 6.39 g |
| Total Q (Qts) | 0.551 | Surface Area of Cone (Sd) | 56 cm2 |
Mounting Information
| Efficiency Bandwidth |
185 |
Baffle Hole Diameter | 3.54", 90mm |
| Sealed | 1.88 liters / 0.066 cu.ft. | Installation Position Diameter | 4.20", 106mm |
| Vented | 3.60 liters / 0.127 cu.ft. | Mounting Holes Diameter | 4- 0.197", 5mm |
| Overall Diameter | 4x4", 104x104mm | Net Weight |
1.6lbs, 0.72kg |
| Depth | 2.23", 57mm |
|
Materials of Construction
| Coil Construction | Round copper | Cone Composition | Paper cone |
| Coil Former | Kapton | Cone Edge Composition | Rubber edge |
| Magnet Composition | Ferrite | Dust Cap Composition | Paper cap |
| Basket Materials | Steel |
Dimension & Weight
| Product Width (in.) | ∅4.0" (each) | Package Width (in.) | 4.8" |
| Product Height (in.) | --" | Package Height (in.) | 5.6" |
| Product Depth (in.) | 2.2" (each) | Package Depth (in.) | 4.8" |
| Product Weight (lb.) | 1.6 lbs (each) | Package Weight (lb.) | 7.8 lbs |
Warranty/Certifications
| Manufacturer Warranty | 1 year |