Supply Installation Testing and Commissioning of Audio System for Auditorium

Sound System

Subwoofer 2000W or Higher Suspended Line Array Subwoofer Modular, portable line array subwoofer Dual 15-inch or higher woofer drives Frequency range: 32 Hz–250 Hz or better 136 dB SPL or better Material - Plywood

Array Speakers 4x Array each side, each box should be 1000W Dual 8-inch LF drivers and 3-inch titanium compression driver or higher Frequency range: 80 Hz–20 kHz or better 110° horizontal x 12° (variable) vertical dispersion or better 136 dB SPL or better Variable interbox angles

Delay Speakes Wall mountable Box Speaker each side, each box should be 375W Dual 8-inch LF drivers and 25 mm (1 in) exit compression driver, 38 mm (1.5 in) voice coil or higher. Frequency range: 80 Hz–20 kHz or better 120 dB SPL or better

Stage Monitor Powered Monitor Speaker: 1,300W Peak / 650W RMS or better 12-inch woofer, 1 compression driver or better Frequency response: 50 Hz–20 kHz; 60 Hz–20 kHz or better Max SPL: 127 dB or better Dispersion: 100° H x 60° V or better Audio I/Os: 2 XLR Combo, 1 XLR passthrough Advanced dbx DSP: Automatic Feedback Suppression, ducking, 100ms speaker delay, parametric EQ Built-in 3-channel digital mixer Backlit color LCD screen Two ergonomic handles simplify transport Built-in pole mount and optional Universal Yoke Mount expand system configuration options

Amplifiers Suitable 2Ch Power Amplifier for driving Sub and all other Speakers except Stage monitor. The total wattage of the Amplifiers not less than 7000W in each Chanel Amplifier should support DSP – On-board Digital Signal Processor in each amplifier allows for custom configuration and includes these integrated features: Input Router Input Delay – Up to 1000ms Input Parametric EQ – 8 band Crossover Output Parametric EQ – 8 band Output Delay – Up to 100ms LevelMAX™ Limiter Digital Signal Processing - 96kHz, 32-bit floating point Total Harmonic Distortion (at full rated power, from 20Hz - 20kHz) - 0.35% Analog Input Signal to Noise Ratio (ref. rated power, 100V, 20Hz - 20kHz- >104dB Intermodulation Distortion (60Hz and 7kHz at 4:1, from - 30dB to full rated power) - ≤0.35% DC Output Offset (with inputs shorted) - ±10mV Input Impedance (Nominally balanced, nominally unbalanced) - 20 kΩ balanced, 10 kΩ unblanced Maximum Input Level (Low Amp Gain Mode) - +20dBU Damping Factor (20Hz to 100Hz - >1000 Crosstalk (below rated power, 20Hz to 1kHz) - >80dB Common Mode Rejection (20Hz to 1kHz, typical) - >70dB Required AC Mains - 100V – 240V~ 50/60H Cooling - Continuously variable speed forced air, front to back airflow

24 Channel Mixer 24 simultaneous inputs (10 combo ¼” TRS/XLR, 10 XLR, 2 line level, 2 digital) 4-band parametric EQ, high-pass filter, compressor, de-esser, and noise gate on input channels 31-band graphic EQ, noise gate, compressor, and dbx® AFS2 Automatic Feedback Suppression on all outputs Real-time frequency analyzer (RTA) on inputs and outputs Compatible with Mac/PC DAWs and other music software Built-in dual-band Wi-Fi eliminates the need for a router to provides a reliable connection to up to 10 mobile devices Control from iOS, Android, Windows, Mac OS and Linux browsers without installing additional apps Record and mix with the warmth of 20 professional-quality Studer-designed preamps Dbx compression and iconic Lexicon reverb and delay processing 2 channels of DigiTech guitar amp modelling Dual-path, redundant multi-track recording of all 24 inputs to USB drive and connected Mac/PC Standard 19” rackmount design

Gooseneck Mic Gooseneck Length – 18 inch (45.7cm) Length Interchangeable cartridge Locking flange mount for permanently securing microphone Snap-fit foam windscreen Shock mount should provide minimum 20dB isolation from surface vibration noise Balanced, transformerless output for increased immunity to noise over long cable runs

Wired Handheld Microphone Transducer Type – Dynamic Polar Pattern - Super Cardioid Sensitivity (at 1kHz) - -52dB ±3dB Nominal Impedance - 600 Ω Connector - 3-pin XLR male

Tablet Ram – 4Gb or Higher Storage – 64Gb or Higher OS – Android Original

Array Frame for Suspends Line Array Units and Subwoofer

Wall Mount U Type Bracket Delay Speaker

17U Floor Standing Equipment Rack with 6/16A PDU with MCB 2nos, Full size shelf and Cooling Fans and all other accessories

Shielded Microphone Cable

2.5 Sqmm 2 Core Speaker Cable

4 Sqmm 3 Core Power Cable

20A Industrial Plug and Sockets

25mm PVC Conduit

Other items including Interconnecting Cables and Connectors for successful completion of Project

Installation, Testing and Commissioning Charges including Speaker Cabling