Hệ thống loa siêu trầm kép rạp phim JBL 4642A
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- 1200 Watts Continuous Pink Noise, 2400 Watts Continuous Program Power Handling
- Usable response to 22 Hz (-10 dB, no EQ), flat to 22 Hz (-3 dB) with External EQ
- 2241H VGCTM Vented Gap Cooled Drivers – High Sensitivity – Low Power Compression – High Maximum-SPL Capability – Low 2nd and 3rd Harmonic – Distortion – Symmetrical Field Geometry SFGTM – Magnet Structure – Long Excursion Capability
- proved by Lucasfilm, Ltd. for THX® installations
JBL | CINEMA | 4642A | 2X18 SUBWOOFER SYSTEM | 4 ohm, Dual 18″ Bass Reflex Subwoofer System. Components: Two 2241H Installed in Dual 18″ Enclosure, 1200 watts. Approved by Lucasfilm, Ltd., for THX® Syste | China | |
JBL | CINEMA | 4642AD | 2X18 SUBWOOFER SYSTEM | 4 ohm, Dual 18″ Bass Reflex Subwoofer System. Components: Two 2241H Installed in Dual 18″ Enclosure, 1200 watts. Approved by Lucasfilm, Ltd., for THX® Syste | China |