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Eton ET-PRA13 – 5.25-Inch 2-Way Component System for Superior Sound Quality
The Eton ET-PRA13 is a premium 2-way component system designed for car audio enthusiasts seeking to upgrade their sound system. Featuring a newly developed rib-reinforced paper and fiberglass cone, this system delivers a warm, rich sound with impressive vocal clarity and depth.
Key Features:
Rib-Reinforced Paper and Fiberglass Cone:
A lightweight yet rigid design ensures dynamic and precise bass reproduction with minimal distortion.Powder-Coated Metal Basket:
A robust frame with additional ventilation openings promotes efficient cooling and minimizes unwanted resonance.Powerful Ferrite Magnet:
Includes a large central vent hole for optimal cooling and enhanced performance.3-Ohm Impedance:
Provides high efficiency and allows direct use with factory-installed head units without the need for additional amplifiers.25 mm Aluminum Dome Tweeter:
Produces clear and detailed high frequencies, ensuring a balanced and immersive sound experience.
Technical Specifications:
| Parameter | Specification | Explanation |
|---|---|---|
| Midrange Size | 130 mm (5.25 inches) | Diameter of the midrange driver |
| Tweeter Size | 25 mm (1 inch) | Diameter of the tweeter |
| Impedance | 3 Ω | Electrical resistance |
| Power Handling RMS | 60 W | Continuous power handling |
| Power Handling MAX | 90 W | Maximum power handling |
| Sensitivity | 91 dB | Sound pressure level at 1W/1m |
| Resonance Frequency (Fs) | 69 Hz | Natural resonance frequency |
| DC Resistance (Re) | 2.6 Ω | Resistance at direct current |
| Mechanical Q-Factor (Qms) | 5.18 | Indicates mechanical losses |
| Electrical Q-Factor (Qes) | 0.68 | Indicates electrical losses |
| Total Q-Factor (Qts) | 0.60 | Combined Q-factor |
| Equivalent Volume (Vas) | 5.0 liters | Air volume equivalent to suspension stiffness |
| Moving Mass (Mms) | 9.6 g | Total mass of the moving parts |
| Bl-Factor (BL) | 4.0 Tm | Magnetic force factor |
| Compliance (Cms) | 0.55 mm/N | Suspension softness |
| Mounting Depth | 57 mm | Depth required for installation |
| Mounting Hole Diameter | 112 mm | Diameter of the installation hole |
| Outer Diameter | 132/147 mm | Total diameter of the speaker |
Summary:
The Eton ET-PRA13, developed and manufactured in Germany, represents a new performance standard in its class. With its innovative materials and precise engineering, it delivers ultra-dynamic and powerful sound reproduction. This component system is an excellent choice for car owners looking for a high-quality audio upgrade without the need for additional amplifiers.