Quotation No 02 for Preparation of Estimate

Supply, Installation, Testing & Commissioning (SITC) of professional 2-way passive/active Line Array Speaker System comprising line array loudspeaker enclosure with dual 10-inch or dual 12-inch Low Frequency (LF) Neodymium/Ferrite drivers and High Frequency (HF) compression driver mounted on waveguide, having minimum 1000 W RMS continuous power handling per cabinet, frequency response 50 Hz–20 kHz (±3 dB) or better, nominal impedance 8 Ω (for passive systems), sensitivity not less than 100 dB (1 W/1 m), maximum SPL not less than 135 dB, horizontal coverage 90°–120° with vertical coverage optimized for line array applications. The enclosure shall be manufactured from 18 mm birch plywood with textured polyurethane finish, heavy-duty powder-coated steel grille with acoustic foam, Speakon NL4 connectors for passive systems or XLR input/output connectors for active systems, complete with integrated rigging hardware. The item shall include supply of flying hardware, suspension frame, array links, shackles, safety cables, wall/truss mounting accessories wherever required, speaker connectors, interconnecting cables, installation, alignment, aiming, DSP programming, system tuning, testing, commissioning and integration with the complete auditorium audio system, including all labour, tools, tackles, consumables and accessories required for satisfactory operation the equipment shall conform to the latest applicable IS/IEC standards and shall comply with all statutory safety and regulatory requirements applicable in India, complete as directed by the Engineer-in-Charge.

Supply, Installation, Testing & Commissioning (SITC) of professional high-power subwoofer system comprising single 18-inch Low Frequency (LF) high-excursion Neodymium/Ferrite driver with minimum 1200 W RMS continuous power handling, frequency response 30 Hz–150 Hz (±3 dB) or better, nominal impedance 8 Ω (for passive systems) or built-in Class-D amplifier (for active systems), sensitivity not less than 98 dB (1 W/1 m), maximum SPL not less than 135 dB, housed in 18 mm birch plywood enclosure with durable textured polyurethane finish, heavy-duty powder-coated steel grille with acoustic foam, fitted with Speakon NL4 connectors for passive systems or XLR input/output connectors for active systems, suitable for professional auditorium, theatre and live sound reinforcement applications. The item shall include supply of all necessary mounting accessories, vibration-isolation floor pads, speaker connectors, interconnecting cables, installation, testing, DSP programming, crossover alignment, system tuning, commissioning and integration with the complete auditorium audio system, including all labour, tools, tackles, consumables and accessories required for satisfactory operation the equipment shall conform to the latest applicable IS/IEC standards and shall comply with all statutory safety and regulatory requirements applicable in India, complete in all respects as directed by the Engineer-in-Charge.

Supply, Installation, Testing & Commissioning (SITC) of professional stage monitor speaker comprising 12-inch coaxial Low Frequency (LF) driver with integrated High Frequency (HF) compression driver, having minimum 500 W RMS continuous power handling, frequency response 55 Hz–20 kHz (±3 dB) or better, nominal impedance 8 Ω (for passive models) or built-in Class-D amplifier (for active models), sensitivity not less than 98 dB (1 W/1 m), maximum SPL not less than 128 dB, with constant directivity coaxial design for uniform stage coverage. The enclosure shall be low-profile wedge type, manufactured from 15/18 mm birch plywood, finished with durable textured polyurethane coating, fitted with heavy-duty powder-coated steel grille with acoustic foam, Speakon NL4 connectors for passive models or XLR input/output connectors for active models, pole mount socket wherever applicable, and recessed carrying handles. The item shall include supply of all necessary mounting accessories, speaker cables, connectors, installation, testing, DSP programming, equalization, system tuning, commissioning and integration with the complete auditorium sound reinforcement system, including all labour, tools, tackles, consumables and accessories required for satisfactory operation the equipment shall conform to the latest applicable IS/IEC standards and shall comply with all statutory safety and regulatory requirements applicable in India , complete in all respects as directed by the Engineer-in-Charge.

Supply, Installation, Testing & Commissioning (SITC) of professional Network Digital Signal Processor (DSP) with integrated Dante Audio Networking, having minimum 8 Analog Inputs × 8 Analog Outputs (8×8 DSP) or higher, 24-bit / 48 kHz or better digital signal processing, supporting minimum 16 × 16 Dante Audio over IP (AoIP) channels, Gigabit Ethernet connectivity and remote programming/control. The DSP shall provide fully programmable matrix routing, Parametric Equalizer (PEQ), Graphic Equalizer (GEQ), Automatic Feedback Suppression (AFS), Input/Output Delay, Compressor, Limiter, Noise Gate, Automatic Gain Control (AGC), Crossover Filters (Butterworth, Bessel and Linkwitz-Riley), Phase Control, Mixer Matrix, Signal Generator, Acoustic Echo Cancellation (AEC), wherever applicable, scene/preset storage and recall, real-time signal metering, event logging, password-protected access, and USB, Ethernet and RS-232 interfaces for configuration, monitoring and control. The unit shall be compatible with professional digital mixers, power amplifiers, Dante-enabled audio devices and third-party control systems. The item shall include supply of licensed software, firmware updates, programming, DSP configuration, system tuning, testing, commissioning, user training, integration with the complete auditorium audio network, including all necessary accessories, interface cables, connectors, labour, tools, tackles and consumables required for satisfactory operation the equipment shall conform to the latest applicable IS/IEC standards and shall comply with all statutory safety and regulatory requirements applicable in India, complete in all respects as directed by the Engineer-in-Charge.

Supply, Installation, Testing & Commissioning (SITC) of professional 2-channel Class-D Digital Power Amplifier, delivering minimum 2 × 1000 W RMS at 8 Ω (or higher) and 2 × 1600 W RMS at 4 Ω, suitable for driving professional line array loudspeakers and subwoofers. The amplifier shall employ high-efficiency Class-D technology with Switch Mode Power Supply (SMPS), having frequency response 20 Hz–20 kHz (±0.5 dB), signal-to-noise ratio not less than 105 dB, Total Harmonic Distortion (THD) not more than 0.05%, damping factor not less than 400, balanced XLR input connectors, Speakon NL4 and binding post output connectors, front panel LCD/LED display with signal, clip, protect and power status indicators, and programmable DSP, wherever applicable, including Parametric Equalizer (PEQ), crossover filters, delay, limiter and preset management. The amplifier shall incorporate comprehensive protection features including soft start, clip limiter, short-circuit protection, overload, over-current, over-voltage, under-voltage, DC fault protection, thermal protection, output muting and intelligent variable-speed fan cooling, suitable for continuous operation in professional auditorium and performance venue applications. The item shall include supply of rack mounting accessories, power cord, audio cables, connectors, installation, testing, DSP programming wherever applicable, system tuning, commissioning and integration with the complete auditorium audio system, including all labour, tools, tackles, consumables and accessories required for satisfactory operation the equipment shall conform to the latest applicable IS/IEC standards and shall comply with all statutory safety and regulatory requirements applicable in India, complete in all respects as directed by the Engineer-in-Charge.

Supply, Installation, Testing & Commissioning (SITC) of Professional 32-Channel Digital Audio Mixer comprising minimum 32 Mono Microphone/Line Input Channels, 16 XLR Analog Outputs, minimum 25 motorized 100 mm faders or more, 7-inch or larger high-resolution colour touchscreen display, 24-bit/48 kHz or higher digital audio processing, built-in digital signal processing (DSP) effects engine with reverb, delay, chorus and modulation effects, 4-band fully parametric equalizer on all input channels, graphic equalizer on outputs, compressor, gate, high-pass filter, delay and limiter on all input/output channels, minimum 16 Mix/Aux Buses, 8 DCA Groups, 8 Mute Groups, stereo main bus, matrix outputs, and scene memory with minimum 100 programmable presets. The mixer shall support USB stereo recording and playback, multitrack USB audio interface, AES/EBU digital output, Gigabit Ethernet, Wi-Fi ready remote control through PC, tablet and mobile applications, Dante expansion capability, wherever applicable, balanced XLR/TRS inputs and outputs, +48 V phantom power, headphone monitoring, comprehensive signal metering, dual redundant power supply wherever available, and suitable for operation on 230 V AC, 50 Hz supply. The item shall include supply of rack/flight case accessories wherever required, licensed software, firmware updates, interconnecting cables, connectors, programming, testing, commissioning, user training, configuration, system tuning and complete integration with the auditorium audio system, including all labour, tools, tackles, consumables and accessories required for satisfactory operation the equipment shall conform to the latest applicable IS/IEC standards and shall comply with all statutory safety and regulatory requirements applicable in India, complete in all respects as directed by the Engineer-in-Charge.

Supply, Installation, Testing & Commissioning (SITC) of Professional Wireless Handheld Microphone System comprising one handheld wireless transmitter and one true diversity UHF digital receiver, operating in the UHF frequency band (470–698 MHz or as permitted under applicable WPC regulations) with true diversity reception for reliable RF performance. The system shall support automatic frequency scanning, infrared (IR) synchronization, minimum 100 selectable channels, operating range of not less than 100 metres (line of sight), frequency response 50 Hz–20 kHz, dynamic range not less than 110 dB, Total Harmonic Distortion (THD) not more than 0.5%, balanced XLR and unbalanced 6.35 mm audio outputs, and LCD display on both transmitter and receiver indicating channel, operating frequency, RF/AF signal level and battery status. The handheld transmitter shall be provided with dynamic or condenser cardioid/super-cardioid microphone capsule, powered by rechargeable battery or standard AA batteries with minimum 8 hours continuous operation. The receiver shall be complete with detachable antennas, rack mounting kit wherever applicable, power supply unit, carrying case, interconnecting cables, connectors and all standard accessories required for proper operation. The item shall include frequency coordination, installation, testing, commissioning, user training and integration with the complete auditorium audio system, including all labour, tools, tackles, consumables and accessories required for satisfactory operation the equipment shall conform to the latest applicable IS/IEC standards and shall comply with all statutory safety and regulatory requirements applicable in India, complete in all respects as directed by the Engineer-in-Charge.

Supply, Installation, Testing & Commissioning (SITC) of Professional Wireless Lapel (Lavalier) Microphone System comprising one bodypack wireless transmitter, one professional omnidirectional condenser lapel (lavalier) microphone, and one true diversity UHF digital receiver, operating in the UHF frequency band (470–698 MHz or as permitted under applicable WPC regulations) with true diversity reception for reliable RF performance. The system shall support automatic frequency scanning, infrared (IR) synchronization, minimum 100 selectable channels, operating range of not less than 100 metres (line of sight), frequency response 50 Hz–20 kHz, dynamic range not less than 110 dB, Total Harmonic Distortion (THD) not more than 0.5%, balanced XLR and unbalanced 6.35 mm audio outputs, and LCD display on both transmitter and receiver indicating channel, operating frequency, RF/AF signal level and battery status. The bodypack transmitter shall be lightweight and provided with adjustable input gain, mute function, keypad/controls lock feature, and powered by rechargeable battery or standard AA batteries with minimum 8 hours continuous operation. The lapel microphone shall be a professional miniature omnidirectional condenser microphone complete with windshield, tie clip, detachable cable, low handling noise and high speech intelligibility. The receiver shall be complete with detachable antennas, rack mounting kit wherever applicable, power supply unit, carrying case, interconnecting cables, connectors and all standard accessories required for proper operation. The item shall include frequency coordination, installation, testing, commissioning, user training and integration with the complete auditorium audio system, including all labour, tools, tackles, consumables and accessories required for satisfactory operation the equipment shall conform to the latest applicable IS/IEC standards and shall comply with all statutory safety and regulatory requirements applicable in India, complete in all respects as directed by the Engineer-in-Charge.

Supply, Installation, Testing & Commissioning (SITC) of Professional Podium Gooseneck Microphone Supply, Installation, Testing & Commissioning (SITC) of Professional Podium Gooseneck Microphone comprising 450 mm (18-inch) flexible condenser gooseneck microphone with cardioid or super-cardioid polar pattern, suitable for podium, lectern and conference applications. The microphone shall have a frequency response of 50 Hz–18 kHz or better, high sensitivity, low self-noise, high gain before feedback, balanced XLR output, and shall operate on 11–52 V DC phantom power. The microphone shall be provided with an integrated LED status ring indicating microphone ON/OFF status, shock-mounted microphone capsule, RF interference suppression, detachable foam windshield, and heavy-duty desktop/podium base with programmable push-to-talk/push-to-mute switch and XLR connector. The item shall include supply of all mounting accessories, interconnecting cables, connectors, installation, testing, commissioning and integration with the complete auditorium sound reinforcement system, including all labour, tools, tackles, consumables and accessories required for satisfactory operation the equipment shall conform to the latest applicable IS/IEC standards and shall comply with all statutory safety and regulatory requirements applicable in India, complete in all respects as directed by the Engineer-in-Charge.

Supply, Installation, Testing & Commissioning (SITC) of Professional Ceiling Speaker suitable for lobby, foyer, reception, green room, backstage, waiting area and circulation areas, comprising 6-inch full-range loudspeaker with built-in 100 V line matching transformer having selectable power taps of 6 W / 12 W / 24 W / 30 W or equivalent. The speaker shall have a frequency response of 80 Hz–20 kHz (±3 dB) or better, sensitivity not less than 90 dB (1 W/1 m), maximum SPL not less than 105 dB, nominal coverage angle of 120° or wider, and shall be housed in a high-impact ABS enclosure with powder-coated perforated steel grille and safety tether. The speaker shall be suitable for flush ceiling mounting, complete with quick-mount spring clamps, ceramic terminal block, thermal fuse wherever applicable, and shall conform to EN 54-24 requirements for voice evacuation applications wherever specified. The item shall include supply of all mounting accessories, back can wherever required, speaker cable termination, connectors, installation, testing, commissioning, sound level balancing, and integration with the complete 100 V Line Public Address (PA) System, including all labour, tools, tackles, consumables and accessories required for satisfactory operation the equipment shall conform to the latest applicable IS/IEC standards and shall comply with all statutory safety and regulatory requirements applicable in India, complete in all respects as directed by the Engineer-in-Charge.