Extend the low-frequency response
ลำโพงรุ่น BOSE : RoomMatch RMS218 VLF subwoofer คือลำโพง RoomMatch Dual-18 VLF Sub LDSPKR ที่ถูกออกแบบมาเพื่อขยายการตอบสนองของสัญญาณความถี่ต่ำที่สุดที่ 25 Hz ลำโพงรุ่นนี้ประกอยด้วยซัพวูเฟอร์ที่มีการเบี่ยงเบนที่สูงจำวน 2 ตัวที่มีขนาด 18 นิ้ว เหมาะสำหรับใช้คู่กับลำโพงรุ่น Bose RoomMatch® arrays
The RoomMatch® RMS218 VLF-subwoofer is designed primarily to extend the low-frequency response of Bose® RoomMatch arrays down to 25 Hz. It features dual Bose LF18 18-inch high-excursion woofers, and a V-baffle design that reduces distortion while minimizing enclosure width. The durable Baltic birch enclosure with 2-part polyurethane coating integrates with all RoomMatch modules for reliable ground-stack applications. Use the RMS218 VLF-subwoofer with RMS215 subwoofer and full-range modules to create RoomMatch 4-way systems
Features :
-
Very-low-frequency subwoofer - with 30 Hz rated response (-3 dB) and
-
25 Hz usable response (-10 dB) for the most demanding electronic music and sound-effect program material
-
Dual Bose LF18 woofers 18-inch, high-excursion, 4.5-inch voice coil, neodymium-magnet transducers provide maximum performance
-
142 dB peak sound levels - provide balanced subwoofer performance with the largest RoomMatch array systems
-
V-baffle design - provides increased acoustic loading and lowers port airflow turbulence to improve sound quality, while minimizing enclosure width to allow integration with all RoomMatch modules
-
Recommended Bose PowerMatch® PM8500 power amplifier - provides optimal power and loudspeaker DSP
Technical Specifications :
-
Frequency Range (-10 dB) : 25 Hz – 250 Hz
-
Power Handling, Peak : 6000 W (3000 W per woofer)
-
Sensitivity (SPL / 1 W @ 1 m) : 96 dB
-
Calculated Maximum SPL @ 1 m, peak : Array Position (free field): 134 dB, Ground Stack (half space): 140 dB, Array Position (free field): 136 dB, Ground Stack (half space): 142 dB
-
Nominal Impedance : 2 x 4 Ω (discrete connection per woofer)
Technical Information :
Manuals :