400GTi | 500GTi | |
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Free Air Resonance (Fs): | 125Hz | 100Hz |
Electrical Damping (Qes): | 0.52 | 0.51 |
Mechanical Damping (Qms): | 5.17 | 5.14 |
Total Damping (Qt): | 0.47 | 0.4 |
Equivalent Volume of Compilance (Vas): | 0.0388 cu. ft. (1.10 liters) | 0.1059 cu. ft. (3.0 liters) |
Effective Cone Area (Sd): | (0.0060 m2) | (0.0092 m2) |
Center to Peak Linear Excursion (Xmax): | 0.126 inches (3.2mm) | 0.126 inches (3.2mm) |
Voice Coil DC Resistance (Re): | 3.4 ohms | 3.4 ohms |
Voice Coil Inductance (Le): | 0.22mH @ 1kHz | 0.22mH @ 1kHz |
Voice Coil Diameter: | 2 inches (51mm) | 2 inches (51mm) |
Voice Coil Length (Winding Length): | 0.400 inches (10.2mm) | 0.400 inches (10.2mm) |
Air Gap Height: | 0.200 inches (5.1mm) | 0.200 inches (5.1mm) |
BL Product: | 6.2 T/M | 6.2 T/M |
Effective Moving Mass (Mm): | 0.28 oz. (8.0 grams) | 0.32 oz. (9.0 grams) |
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Note: The
JBL continually strives to improve its products. New materials, production methods and other refinements may result in a change from published specifications and description. The changes will equal or exceed the original specifications, unless otherwise stated.
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