CX254

Compact size — only 2 RU and 14″ deep for reduced rack cost and floor space
Bridgeable channels 1 + 2 and 3 + 4, for maximum flexibility
Active inrush limiting eliminates AC inrush current, removing the need for expensive power sequencers
HD15 DataPort connector for Q-SYS networked control and monitoring
Custom integrated security cover for tamper-proof installations
Variable-speed fan for low noise
1-dB detented gain controls for fast and accurate gain settings
Detachable Euro style input connectors
DIP switch control for clip limiters, high pass filters, bridge mono and parallel operation
Exclusive PowerLight switch-mode power supply technology for high performance and compact size
Selectable high-pass filters protect speakers and prevent speaker transformer saturation with minimal effect on program material (33 Hz or 75 Hz)

SAFEANDSOUND ตัวแทนจำหน่าย ผลิตภัณฑ์ กล้องวงจรปิด เครื่องเสียง ชุดประชุม และบริการติดตั้ง สนใจผลิตภัณฑ์ กล้องวงจรปิด ภาพคมชัด สีสวย หรือ เครื่องเสียง ชุดประชุม คุณภาพดี และบริการติดตั้งอีกทั้งบริการหลังขาย ปรึกษาฟรี!! หรือ นัดสำรวจหน้างานฟรี พร้อมทำใบเสนอราคา โทรเลย 089-8415456 หรือ 095-4466266 24ชั่วโมง

0 People watching this product now!

เครื่องขยายเสียง ยี่ห้อ QSC รุ่น CX254

คุณสมบัติ

Compact size — only 2 RU and 14″ deep for reduced rack cost and floor space
Bridgeable channels 1 + 2 and 3 + 4, for maximum flexibility
Active inrush limiting eliminates AC inrush current, removing the need for expensive power sequencers
HD15 DataPort connector for Q-SYS networked control and monitoring
Custom integrated security cover for tamper-proof installations
Variable-speed fan for low noise
1-dB detented gain controls for fast and accurate gain settings
Detachable Euro style input connectors
DIP switch control for clip limiters, high pass filters, bridge mono and parallel operation
Exclusive PowerLight switch-mode power supply technology for high performance and compact size
Selectable high-pass filters protect speakers and prevent speaker transformer saturation with minimal effect on program material (33 Hz or 75 Hz)
Comprehensive front panel indicators including signal, clip, protect and QSC’s exclusive bridge mono and parallel input LEDs
Barrier strip output connector
Comprehensive protection circuitry including DC, infrasonic, thermal overload and short circuit protection
High-performance Class AB+B complementary bipolar output circuitry
Lightweight—all models only 21 pounds (9.5 kg) for easier racking and shipping
3-year warranty plus optional 3-year extended service contract
All CX Series amplifiers meet the European Union’s, 2006 RoHS directive to restrict the use of hazardous materials used in electronic devices.

สเปค

SPECIFICATIONS	CX254
	POWER PER CHANNEL, STEREO MODE (all channels driven)
8Ω, 20 Hz–20 kHz 0.05% THD	170 W
4Ω, 20 Hz–20 kHz 0.05% THD	250 W
2Ω, 1 kHz 1% THD	450 W
70 V, 20 Hz–20 kHz 0.05% THD	–
70 V, 1 kHz 0.05% THD	–
70 V, 1 kHz 1% THD	–
	POWER, BRIDGED MONO MODE
16Ω, 20 Hz–20 kHz 0.1% THD	340 W
8Ω, 20 Hz–20 kHz 0.1% THD	500 W
4Ω, 1 kHz 1% THD	900 W
140 V, 20 Hz–20 kHz 0.1% THD	–
140 V, 1 kHz 0.05% THD	–
140 V, 1 kHz 1% THD	–
Noise, 20 Hz–20 kHz	>106 dB
Input Sensitivity	1.22 V rms
Maximum Voltage Gain	29 dB
Input Clipping	10 V rms (+22 dBu)
Output Circuitry Class	AB+B
Distortion(SMPTE-IM)	Less than 0.01%
	ALL MODELS
Distortion(Typical) 20 Hz–20 kHz: 10 dB below rated power 1.0 kHz and below: full rated power	Less than 0.01% THD Less than 0.01% THD
Frequency Response(typical)	20 Hz–20 kHz, ± 0.2 dB 8 Hz–50 kHz, +0/-3 dB
Damping Factor	Greater than 500 (1 kHz and below)
Input Impedance	6 kΩ unbalanced, 12 kΩ balanced
Cooling	Variable speed fan, rear to front airflow through tunnel heat sink
Connectors, each channel	Input: 3 position Euro-style detachable barrier block, channels 1, 2, 3, 4 DataPort: two HD-15 connectors—Ch 1+2, Ch 3+4 Output: Six-position barrier strip with monitor connections, Ch 1+2, Ch 3+4
Amplifier Protection	Full short circuit, open circuit, thermal, ultrasonic, & protection. Stable into reactive or mismatched loads.
Load Protection	On/off muting, DC-fault power supply protection
Indicators	CLIP/PROT: Red LED (1 per channel) LEVEL-10 dB: Yellow LED (1 per channel) LEVEL-20 dB: Yellow LED (1 per channel) SIGNAL -35 dB: Green LED (1 per channel)
Controls	Controls Front: AC switch, four gain knobs Rear: Two DIP switch gangs—channels 1 and 2; channels 3 and 4: clip limiter on/off, LF filter on/off, LF filter freq select 33 Hz or 75 Hz for non-V models; 50 Hz or 75 Hz for V models; inputs parallel or stereo; bridge mode
Dimensions	19″ (48.3 cm) rack mounting, 3.5″ (8.9 cm) tall (2 rack spaces), 14″ (35.6 cm) deep (from front mounting rails)
Weight	21 lb (9.5 kg) net, 27 lb (12.3 kg) shipping
Power Requirements	100, 120, 230 V AC, 50–60 Hz