All components were fully functional at the time of removal, and have been tested for basic functionality. 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. Comprehensive protection circuitry including DC, infrasonic, thermal overload and short circuit protection. High-performance Class AB+B complementary bipolar output circuitry. POWER PER CHANNEL, STEREO MODE (all channels driven). 8, 20 Hz20 kHz 0.05% THD.
4, 20 Hz20 kHz 0.05% THD. 2, 1 kHz 1% THD. 16, 20 Hz20 kHz 0.1% THD. 8, 20 Hz20 kHz 0.1% THD.4, 1 kHz 1% THD. 10 V rms (+22 dBu). 20 Hz20 kHz: 10 dB below rated power. Less than 0.01% THD. 1.0 kHz and below: full rated power. 20 Hz20 kHz, ± 0.2 dB 8 Hz50 kHz, +0/-3 dB.
Greater than 500 (1 kHz and below). 6 k unbalanced, 12 k balanced.
Variable speed fan, rear to front airflow through tunnel heat sink. Input: 3 position Euro-style detachable barrier block, channels 1, 2, 3, 4.
DataPort: two HD-15 connectorsCh 1+2, Ch 3+4. Output: Six-position barrier strip with monitor connections, Ch 1+2, Ch 3+4. Full short circuit, open circuit, thermal, ultrasonic, & protection.Stable into reactive or mismatched loads. On/off muting, DC-fault power supply protection. PARALLEL INPUTS: Red LED - CLIP/PROT: Red LED (1 per channel). BRIDGED: Yellow LED - LEVEL-10 dB: Yellow LED (1 per channel).
PWR-ON: Green LED - LEVEL-20 dB: Yellow LED (1 per channel). SIGNAL -35 dB: Green LED (1 per channel). Controls Front: AC switch, four gain knobs. Rear: Two DIP switch gangschannels 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. 19" (48.3 cm) rack mounting, 3.5" (8.9 cm) tall (2 rack spaces).
14 (35.6 cm) deep (from front mounting rails). 21 lb (9.5 kg). 100, 120, 230 V AC, 5060 Hz.JBL CONTROL 28 (QUANTITY 6). High Output Indoor/Outdoor Background/Foreground Loudspeaker. The Control® 28 is the largest of JBL Professionals Control Contractor Series indoor/outdoor loudspeakers. Components: 8 in Polypropylene coated woofer, 1 in Titanium coated horn loaded tweeter.
Weather resistant enclosure and transducers. 90° x 90° high frequency horn.
Sensitivity: 92 dB SPL, 1 W, 1m. 60 Hz to 16 kHz (-10 dB). 175 W Continuous Program Power; 87 W Continuous Pink Noise.
92 dB SPL, 1W, 1m. 200mm (8 in) Polypropylene cone w/ WeatherEdge. 25mm (1 in) Titanium coated polycarbonate.Full-Range power limiting to protect network and transducers. Spring terminals, accepts banana plug. Dimensions (H x W x D). 380 x 280 x 220 mm (15.0 x 11.0 x 8.6 in). 5.5 kg (12 lb). The item "LOT Complete PA system (3x) QSC CX254 Pro Amplifier and (6x) JBL Speaker" is in sale since Monday, September 9, 2019. This item is in the category "Musical Instruments & Gear\Pro Audio Equipment\Amplifiers". The seller is "mosferatu" and is located in Spring, Texas. This item can't be shipped, the buyer must pick up the item.