JBL CBT 50LA-1-Black ลำโพง 8 ดอก 2 นิ้ว 600 วัตต์ Line Array Column Loudspeaker with Eight 50 mm (2 in) Drivers สีดำ

• Constant Beamwidth Technology™ Line Array Column Loudspeaker with Eight 50 mm (2 in) Drivers. With improved mounting bracket for enhanced aiming flexibility.
• The CBT 50LA-1, with Constant Beamwidth Technology™, represents a breakthrough in pattern control, utilizing analog delay beam-forming and amplitude tapering to accomplish consistent vertical coverage without the narrow vertical beaming and out-of-coverage lobing that are typical of straight form-factor passive column speakers.

FEATURES

• Patent-pending Constant Beamwidth Technology™ provides constant directivity up to the highest frequencies and reduces out-of-coverage lobing.
• Switchable voicing provides flat response in music mode or mid-range presence peak in speech mode.
• Dynamic SonicGuard™ overload protection
• Built-in 70V/100V transformer, plus 8 ohm direct capability.
• Swivel (pan) / tilt wall bracket included.

SPECIFICATIONS

• Components Eight 50 mm
• (2 in) Full-Range
• Frequency Range (-10 dB) 80 Hz – 20 kHz
• Coverage Pattern Vertical 20° (1.5 kHz - 16 kHz, ±10°)
• Horizontal 150° (ave, 1 kHz – 4 kHz, ±20°)
• Sensitivity (2.83V@ 1m) 93 dB (speech mode, 2 kHz - 14 kHz)
• 89 dB (music mode, 300 Hz - 18 kHz)
• Nominal Impedance 8 ohms
• Power Capacity 
• (8 ohm setting) 150W (600W peak), 2 hrs
• 100 W (400W peak), 100 hrs
• Max SPL Speech mode: 115 dB cont ave (121 peak)
• Music mode: 111 dB cont ave (117 peak)
• 70V/100V Transformer Taps 60W, 30W, 15W, (7.5W at 70V only), and 8Ω thru, via switch
• Enclosure Fiberglass reinforced ABS cabinet, painted aluminum grille
• Outdoor Capability IP-55 rated, per IEC529, when installed with optional MTC-PC2 panel cover. UV, moisture and 200-hr ASTM G85 acid-air/salt-spray resistant.
• Colors Black or White (-WH)
• Insert Points Ten M6 insert points on back panel.
• Mounting Included swivel (pan) / tilt wall bracket provides continuously variable +/-80 degree left-right swivel aiming (at no up/down tilt -- see Bracket Guide for maximum swivel range at various up/down tilt angles), continuously adjustable ±15 degree tilt, as well as 5 degree fixed increment points within the range. Ten threaded mounting points located on back panel conform to industry standard rectangular 108 x 51 mm (4.25 x 2.0 in) pattern for OmniMount® 30.0 and other compatible third-party brackets. Threaded mounting points can be utilized for suspension.
• Dimensions (H x W x D) 528 x 99 x 153 mm
• (20.8 x 3.9 x 6.0 in)
• Net Weight 4.1 kg (9.0 lb)
• Included Accessories Swivel (pan) / tilt wall bracket
• Optional Accessories MTC-PC2 terminal panel cover
• MTC-CBT-FM1 flush-mount low-profile wall-mount bracket 
• MTC-CBT-SMB1 Stand-Mount Bracket for use with 35 mm speaker stand