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| 1 | Supply, Installation, Testing and Commissioning of Public Address System at Kuttambalam, Kerala Kalamandalam(Before quoting the rate, the bidder shall carefully read the conditions in the NIT and the accompanying Special Conditions.) The rates quoted are all-inclusive and include a comprehensive AMC for one year after the OEM warranty period of two years.)The reference make and model mentioned are provided solely to indicate the required technical specifications and performance standards of the item to be supplied. Bidders may offer any approved make, provided that such products fully comply with or exceed the specified technical parameters and quality requirements. |
| 2 | Powered line-array loudspeakerSupply, Installation, Testing and Commissioning (SITC) of a professional compact two-way self-powered line-array loudspeaker module suitable for live sound reinforcement, auditorium, touring, and fixed installation applications, incorporating dual low-frequency neodymium transducers of approximately 6–7 inches each and a high-frequency compression driver with waveguide, driven by integrated Class-D amplification with built-in DSP processing for crossover, equalization, delay, limiting, and system protection. The loudspeaker shall deliver continuous power handling in the range of approximately 500–800 W or higher, maximum sound pressure level of not less than 130 dB SPL, usable frequency response extending approximately from 60 Hz to 17 kHz or wider, and horizontal coverage of about 100°–120°, suitable for scalable vertical array deployment. The enclosure shall be of rugged, tour-grade construction with integrated rigging hardware enabling safe suspension or ground-stacked line-array configuration, and shall include balanced audio input/output connectivity, network or software-based control/monitoring capability where applicable, power cabling, flying accessories, and all necessary mounting hardware required for complete system deployment. The system shall be fully compatible with professional subwoofer systems and digital audio infrastructure, and shall be supplied complete with all accessories, interconnections, documentation, installation, alignment, testing, and commissioning, ensuring uniform coverage, phase coherence, safe rigging compliance, and noise-free operation in accordance with approved technical standards and site requirements. Reference Make & Model: JBL SRX 906LAJBL Professional / RCF / dB Technologies / QSC / Wharfedale Pro |
| 3 | High-Power Powered Subwoofer Supply, Installation, Testing and Commissioning (SITC) of a professional self-powered low-frequency subwoofer system suitable for live sound reinforcement, auditorium, touring and fixed installation applications, incorporating a minimum single 18-inch high-excursion low-frequency transducer housed in an acoustically optimized enclosure and driven by integrated high-efficiency Class-D amplification with built-in DSP processing for crossover, equalization, delay, polarity control, limiting, and comprehensive system protection. The unit shall deliver continuous amplifier power of not less than approximately 1000 W RMS (or higher), maximum peak sound pressure level of not less than about 130 dB SPL and usable low-frequency response extending to approximately 35 Hz or lower, suitable for integration with professional full-range and line-array loudspeaker systems. The enclosure shall be of rugged tour-grade construction with durable finish, integrated handles, pole-mount provision for satellite loudspeakers, and provision for safe ground-stacking or transport, and shall include balanced audio input and high-pass filtered output connectivity, selectable presets or network/software-based control and monitoring where applicable, power cabling, and all necessary mounting and interconnection accessories required for complete deployment. The system shall be supplied complete with all accessories, interconnections, documentation, installation, alignment, testing, and commissioning, ensuring proper phase integration, uniform low-frequency coverage, safe electrical and mechanical operation, and compliance with approved professional audio and site technical standards, forming a fully operational high-power subwoofer solution.Reference Make & Model JBL SRX 918SApproved makes: JBL Professional / QSC / RCF / dB Technologies / Wharfedale Pro |
| 4 | Compact Array Flying Frame for Powered line-array loudspeakerSupply, Installation, Testing and Commissioning (SITC) of a certified compact array flying frame compatible with the offered professional line-array loudspeaker system, suitable for suspension or ground-stack deployment in live sound, auditorium, touring, and fixed installations. The frame shall feature a two-part collapsible or modular quick-deployment design, constructed from high-strength corrosion-resistant metal, and shall be rated to safely support the complete loudspeaker array with appropriate safety factor in compliance with relevant rigging and safety standards. It shall include secure locking mechanisms, adjustable tilt/angle provision, certified suspension points, and compatibility with standard lifting hardware, and be supplied complete with all necessary rigging accessories, fasteners, safety pins, load-rated fittings, and transport provisions. Preferred Make & Model: JBL EON 710Approved makes: JBL Professional / Yamaha / QSC / RCF / dB Technologies / Mackie / LD Systems |
| 5 | Self-powered two-way floor monitorSupply, Installation, Testing and Commissioning (SITC) of a professional self-powered two-way floor monitor suitable for live sound reinforcement, stage monitoring, auditorium, and installed sound applications, incorporating a custom-designed 10-inch low-frequency transducer and a high-frequency compression driver with waveguide, driven by integrated high-efficiency Class-D amplification delivering not less than 1300 W peak and 650 W continuous power, with maximum sound pressure level of approximately 125 dB or higher and usable frequency response extending approximately from 52 Hz to 20 kHz. The unit shall include a built-in multi-channel digital mixer, advanced digital signal processing derived from professional audio processing platforms providing equalization, delay, crossover, feedback control, and protection functions, along with balanced XLR/TRS combo inputs, Bluetooth or equivalent wireless audio/control capability, and balanced XLR link/thru output. Input impedance, gain range, and crossover characteristics shall be suitable for professional microphone- and line-level operation. The enclosure shall be of rugged, acoustically optimized construction suitable for wedge-monitor or pole-mounted deployment, incorporating integral handles, stable base geometry, and durable finish for continuous professional use. The system shall be supplied complete with all required accessories, interconnections, documentation, installation, testing, and commissioning, ensuring noise-free operation, safe electrical performance, and full functional compliance in accordance with approved technical standards and site requirements, forming a complete deployable powered floor-monitor solution.Reference Make & Model: JBL EON 710Approved makes: JBL Professional / Yamaha / QSC / RCF / dB Technologies / Mackie / LD Systems |
| 6 | Supply, Installation, Testing and Commissioning of: A 24-channel analog mixing console.A professional multi-channel analog mixing console suitable for live sound reinforcement and auditorium applications, comprising a minimum of 16 mono microphone input channels with high-quality, low-noise mic preamplifiers and +48 V phantom power, along with additional stereo input channels, together forming a 24-channel analog mixing console, balanced XLR/TRS connectivity, 3-band equalization with sweepable mid-frequency and high-pass filter on mono channels, equalization on stereo channels, multiple auxiliary sends for monitor and effects operation, built-in 24-bit digital signal processor providing selectable reverberation, delay, and modulation effects, subgroup and main stereo bus routing, stereo USB or equivalent interface for playback and recording, LED level metering, headphone and control-room monitoring outputs, graphic equalization on main outputs, rugged metal chassis suitable for continuous professional use, and complete with all required accessories, interconnections, power supply, documentation, installation, testing, and commissioning in accordance with approved technical standards and site requirements.24-channel analog mixing consoleReference Make & Model: Soundcraft Nano M24Approved makes: Sound craft / Yamaha / Allen & Heath / Mackie / Behringer. |
| 7 | Dynamic vocal microphone Supply, Installation, Testing and Commissioning (SITC) of a professional wired dynamic vocal microphone suitable for live sound reinforcement, stage performance, public address, and studio applications, featuring a moving-coil dynamic transducer, cardioid polar pickup pattern for effective rear-noise rejection and feedback control, and frequency response approximately 50 Hz to 15 kHz optimized for vocal clarity. The microphone shall incorporate a durable all-metal body construction, integral pneumatic or equivalent shock-mount system to minimize handling noise, and balanced low-impedance XLR output compatible with standard professional audio mixing consoles and PA systems. The unit shall be supplied complete with microphone clip/holder, thread adapter, protective storage pouch or case, and necessary interconnection accessories, and shall be installed, tested, and commissioned to ensure noise-free performance, proper signal integrity, and compliance with approved professional audio and site technical standards, forming a complete deployable vocal-microphone solution suitable for continuous professional use.Reference Make & Model Shure SM 58Approved makes: Shure / Sennheiser / AKG / Audix |
| 8 | Dynamic instrument microphone Supply, Installation, Testing and Commissioning (SITC) of a professional wired dynamic instrument microphone suitable for live sound reinforcement, studio recording, public address and installed audio applications, incorporating a moving-coil dynamic transducer, cardioid polar pickup pattern for effective off-axis noise rejection and feedback control, and frequency response approximately 40 Hz to 15 kHz optimized for close-miking of musical instruments, percussion, and amplified sound sources. The microphone shall feature a rugged all-metal body construction, integral pneumatic or equivalent internal shock-mount system to minimize handling noise and vibration, and balanced low-impedance XLR output compatible with standard professional mixing consoles and PA systems without the need for external power. The unit shall be supplied protective storage pouch or case and necessary interconnection accessories, and shall be installed, tested, and commissioned to ensure noise-free performance, proper signal integrity, and compliance with approved professional audio and site technical standards, forming a complete deployable instrument-microphone solution suitable for continuous professional use.Reference Make & Model Shure SM 57Approved makes: Shure / Sennheiser / AKG / Audix |
| 9 | Professional Drum Microphone PackageSupply, Installation, Testing and Commissioning (SITC) of a professional complete drum microphone package suitable for live sound reinforcement, studio recording, and installed performance applications, comprising not less than seven wired microphones including one dedicated low-frequency kick-drum dynamic microphone, multiple dynamic microphones for snare and tom applications, and a pair of condenser overhead microphones of identical make and model requiring standard 48 V phantom power, all featuring cardioid pickup pattern, high sound-pressure-level handling capability, balanced XLR output connectivity, and frequency response optimized for percussion instruments.The system shall be supplied complete with drum-rim mounting hardware, microphone clips, appropriate interconnection cables where applicable, and a durable protective carrying case, forming a fully deployable drum-miking solution compatible with standard professional audio mixing consoles and PA systems.The equipment shall be of robust construction suitable for continuous professional use and shall include all accessories, interconnections, documentation, installation, testing, and commissioning in accordance with approved technical standards and site requirements.Reference Make & Model: Shure PGA Drumkit 7Shure / Sennheiser / AKG / Audix |
| 10 | Compact Overhead Condenser Microphone Supply, Installation, Testing and Commissioning (SITC) of a professional compact overhead condenser microphone system suitable for speech reinforcement, choir capture, conferencing, and installed sound applications, comprising a miniature condenser microphone capsule with flexible gooseneck or suspension provision and interchangeable polar pattern cartridges (minimum omnidirectional and cardioid) to enable adaptable coverage. The microphone shall provide wide and natural frequency response approximately 50 Hz to 17 kHz, high dynamic range (≈ 95 dB or greater), minimum common-mode rejection of about 45 dB, and balanced low-impedance output with defined polarity, ensuring clear and accurate sound reproduction with low noise and distortion. The unit shall operate on standard phantom power in the range of approximately 11 V to 52 V DC with low current consumption, and shall include an in-line or integrated preamplifier with controlled clipping characteristics suitable for professional audio systems. The system shall be supplied complete with suspension accessories, interchangeable cartridges, necessary interconnection components, documentation, installation, testing and commissioning, ensuring stable overhead deployment, noise-free performance, and compliance with approved professional audio and site technical standards, forming a fully deployable overhead condenser microphone solution suitable for continuous installed use.Reference Make & Model : Shure MX202Shure / Audio-Technica / AKG / Electro-Voice / Earthworks / Samson / Peavey |
| 11 | 12-inch Powered Two-Way Loudspeaker with Tripod StandSupply, Installation, Testing and Commissioning (SITC) of a professional self-powered two-way full-range loudspeaker suitable for live sound reinforcement, stage monitoring, auditorium, and installed sound applications, incorporating a custom-designed 12-inch low-frequency transducer and a high-frequency compression driver with waveguide, driven by integrated high-efficiency Class-D bi-amplification delivering not less than 1300 W peak and 650 W continuous power, with maximum peak sound pressure level of approximately 127 dB or higher and usable frequency response extending approximately from 50 Hz to 20 kHz. The loudspeaker shall provide nominal dispersion coverage of about 100° (H) × 60° (V), balanced XLR/TRS combo audio inputs with XLR link/thru output, and integrated advanced digital signal processing including equalization, delay, feedback suppression, ducking, and protection functions, together with a built-in multi-channel digital mixer, Bluetooth or equivalent wireless audio/control capability, and user-interface display for system configuration. The enclosure shall be of rugged, acoustically optimized portable construction with integral handles, pole-mount provision, and durable finish suitable for continuous professional deployment. The system shall be supplied complete with a heavy-duty adjustable tripod speaker stand compatible with the loudspeaker pole socket, incorporating stable base design, height-locking mechanism, and adequate load-bearing capacity for safe operation, along with all necessary accessories, interconnections, documentation, installation, testing, and commissioning, ensuring noise-free operation, safe mechanical and electrical performance, and full compliance with approved professional audio and site technical standards, forming a complete deployable powered loudspeaker solution.Reference Make & Model JBL EON 712JBL Professional / QSC / RCF / Yamaha |
| 12 | Compact 12-Channel Analog Audio Mixing Console Supply, Installation, Testing and Commissioning (SITC) of a professional compact multi-channel analog audio mixing console suitable for live sound reinforcement, studio recording, public address, and installed sound applications, comprising not less than 12 input channels including a minimum of 8 mono microphone/line input channels with high-quality low-noise mic preamplifiers and +48 V phantom power, together with additional stereo input channels, balanced XLR/TRS connectivity and channel equalization suitable for professional audio mixing. The mixer shall incorporate built-in digital signal processing and/or effects processing, integrated stereo USB audio interface for recording and playback with computer connectivity, USB media playback/recording capability, and Bluetooth or equivalent wireless audio input, along with auxiliary send(s), main stereo outputs with level metering, and headphone/control-room monitoring facilities. The unit shall feature a rugged compact chassis suitable for continuous professional use, and shall be supplied complete with all required accessories, interconnections, power supply, documentation, installation, testing, and commissioning, ensuring noise-free performance, reliable operation, and full compliance with approved professional audio and site technical standards, forming a complete deployable compact mixing solution suitable for stage, studio, and installed environments.Reference Make & Model: Soundcraft Nano M12BTSoundcraft / Yamaha / Behringer / Mackie / Allen & Heath |
| 13 | 24-Channel Rack-Mountable Remote-Controlled Digital Mixer with USB Multitrack Recording Supply, Installation, Testing and Commissioning (SITC) of a professional rack-mountable digital audio mixing console with integrated USB multitrack recording capability, suitable for live sound reinforcement, studio production, broadcast, and installed sound applications, comprising not less than 24 input channels with high-quality microphone preamplifiers, balanced analog and digital input connectivity, and fully recallable digital signal processing on all channels. The system shall provide remote-control capability via built-in dual-band Wi-Fi and/or Ethernet, enabling operation from multiple standard web-browser-enabled devices across major operating systems without dedicated software, and shall support simultaneous control from multiple devices for flexible mixing and monitoring. The mixer shall incorporate integrated professional signal processing including equalization, dynamics control, feedback suppression, delay, and effects derived from established audio-processing platforms, along with multitrack recording of input channels and stereo mix directly to USB storage and/or a connected computer, forming a complete recording and mixing solution. The unit shall be housed in a road-rugged rack-mountable enclosure suitable for stagebox or fixed-installation deployment, and shall provide multiple auxiliary outputs, main outputs, headphone monitoring, and computer audio-interface functionality. The scope shall include the supply of the latest compatible software/firmware version and an appropriate control interface device (tablet) required for proper configuration, remote operation, and monitoring of the system. The supply shall further include all necessary accessories, interconnections, documentation, installation, testing, and commissioning, ensuring reliable operation, noise-free performance, and compliance with approved professional audio and site technical standards, forming a complete deployable digital mixing and recording system.Reference Make & Model: Soundcraft Ui24RSoundcraft / Allen & Heath / Behringer / YamahaTablet: Fully compatible with the supplied mixer for seamless operation and control. |
| 14 | Supply, Installation, Testing and Commissioning of Signal Cable & Interconnectors as per requirements.Approved make cable: Belden / Canare / Mogami / AmphenolApproved Interconnectors Neutrik,Canare, Belden, Switchcraft, Amphenol, Seetronic, Rean, Hicon, Deltron |
| 15 | 8-Channel Stage Snake Cable with Stage Box Supply, Installation, Testing and Commissioning (SITC) of a professional 8-channel audio multicore (snake) cable assembly with stage box, suitable for live sound reinforcement, auditorium, studio, and installed PA system applications. The system shall comprise not less than eight balanced low-noise microphone/line channels constructed using high-purity copper conductors with individually shielded twisted pairs and overall protective shielding, enclosed in a flexible, abrasion-resistant outer jacket designed for stage and fixed-installation environments to ensure minimal signal loss, low electromagnetic interference, and reliable long-term performance. The stage end shall terminate in a rugged metal stage box fitted with clearly numbered professional XLR female input connectors (minimum 8 channels) and appropriate strain relief, while the console end shall provide matching XLR male fan-out connectors or multipin termination of suitable length for mixer connectivity. All connectors shall be professional-grade with secure contact, proper grounding, and mechanical protection to maintain consistent signal integrity. The multicore assembly shall be of suitable length as required at site, properly laid, dressed, labeled, and tested for continuity, insulation resistance, shielding effectiveness, and noise-free operation. The SITC scope shall include all terminations, routing accessories, identification ferrules, documentation, testing, and commissioning, forming a complete and fully operational stage-to-mixer signal interconnection system in accordance with approved technical specifications and site requirements.Approved make: Belden / Neutrik / Canare / Mogami / Amphenol |
| 16 | 27U Equipment Rack with Power Distribution UnitSupply, Installation, Testing and Commissioning (SITC) of a professional standard 27U equipment rack enclosure suitable for housing audio, networking and control equipment associated with the PA and AV system. The rack shall be of robust steel construction with corrosion-resistant powder-coated finish, providing adequate load-bearing capacity, ventilation provisions, cable-management access, and secure front door with locking arrangement, along with removable side panels and appropriate mounting rails conforming to international rack standards. The rack shall be supplied complete with a rack-mountable power distribution unit providing multiple switched and fused AC output sockets, proper earthing/grounding arrangement, overload protection, and suitable input power cord, ensuring safe and reliable power distribution to all installed equipment. The installation shall include all necessary mounting hardware, blanking panels, cable organizers, labeling, earthing connections, and internal power wiring, and the system shall be properly assembled, installed, tested, and commissioned to ensure mechanical stability, electrical safety, effective heat dissipation, and reliable operation in accordance with approved technical standards and site requirements, forming a complete and ready-to-use equipment rack solution.Approved makes: Valrack / NetRack / Rittal / or equivalent professional-grade manufacturers meeting or exceeding the specified technical parameters. |
| 17 | Microphone Mini Boom StandSupply, Installation, Testing and Commissioning (SITC) of a professional microphone mini boom stand suitable for stage performance, studio recording, auditorium, and installed sound applications. The stand shall be of robust metal construction with corrosion-resistant finish, incorporating a stable weighted base or tripod base, height-adjustable vertical shaft, and a compact adjustable boom arm with secure locking mechanism for precise microphone positioning. The stand shall provide standard microphone mounting thread compatibility (3/8″ and 5/8″ with suitable adapter) and shall be capable of supporting typical dynamic or condenser microphones without vibration or drift, ensuring stable and noise-free operation during use. The unit shall be supplied complete with all necessary mounting accessories, thread adapters, tightening knobs, and protective fittings, and shall be installed, tested, and commissioned to ensure mechanical stability, smooth adjustment, and reliable performance in accordance with approved technical standards and site requirements, forming a complete deployable microphone stand solution suitable for continuous professional use.Approved makes : Hercules / K&M / On-Stage / Gator / Samson / Ultimate |
| 18 | Supply, Installation, Testing and Commissioning of Microphone Boom Stand having technical specifation as item No: 1.16Approved makes : Hercules / K&M / On-Stage / Gator / Samson / Ultimate |
| 19 | 16A + 6A Combo Power Distribution Unit (8-Socket)Supply, Installation, Testing and Commissioning (SITC) of a professional rack-mountable or portable power distribution unit (PDU) suitable for audio-visual, PA, and equipment rack applications, providing a minimum of eight AC output sockets in a 16A + 6A combination configuration compatible with standard Indian electrical systems. The unit shall be of robust metal construction with fire-retardant insulated components, incorporating individual or grouped switched outputs, suitable internal wiring, proper earthing/grounding provision, and protection features such as overload protection, fuse or MCB safeguarding, and surge suppression where applicable, ensuring safe and reliable power delivery to connected equipment. The PDU shall be designed for continuous professional use, with clearly labeled sockets, secure input power connection of appropriate current rating, and compatibility with standard rack or equipment mounting arrangements. Approved makes : Valrack / NetRack / Rittal / Hager / Legrand / or equivalent professional-grade manufacturers meeting or exceeding the specified technical parameters. |
| 20 | Wireless Handheld Vocal Microphone System Supply, Installation, Testing and Commissioning (SITC) of a professional wireless handheld vocal microphone system suitable for live sound reinforcement, stage performance, auditorium and installed PA applications, comprising a dynamic handheld microphone capsule with cardioid polar pickup pattern and frequency response approximately 50 Hz to 15 kHz optimized for clear vocal reproduction and effective feedback rejection. The system shall include a UHF or equivalent professional wireless transmission system with rack-mountable or desktop receiver, stable RF performance with selectable channels/frequencies as permitted by national regulations, balanced audio output connectivity, and provisions for antenna diversity or equivalent signal-stability technology to ensure reliable, noise-free operation. The handheld transmitter shall feature rugged metal construction, secure battery compartment, suitable operating range for stage use, and compatibility with standard rechargeable or replaceable batteries. The receiver shall provide audio level control, RF/AF indication, and necessary output interfaces for connection to professional mixing consoles and PA systems. The unit shall be supplied complete with microphone transmitter, receiver, antenna system, power supply, mounting accessories, interconnection cables, documentation, installation, testing, and commissioning, ensuring stable RF transmission, clear audio performance, electrical safety, and compliance with approved professional audio and site technical standards, forming a complete deployable wireless vocal microphone solution suitable for continuous professional use.Reference Make & Model Shure SM 58 Approved makes Sennheiser / Shure / Sennheiser / Audio-Technica / AKG |
| 21 | Digital Speaker Management SystemSupply, Installation, Testing and Commissioning (SITC) of a professional digital loudspeaker management and system-processing unit suitable for PA, auditorium, and installed sound reinforcement systems, incorporating multi-input and multi-output balanced analog audio channels (minimum 2 inputs and 6 outputs or higher) with high-resolution digital signal processing for complete system optimization and protection. The processor shall provide configurable crossover filtering, parametric and graphic equalization, delay alignment, polarity control, dynamic limiting, and system protection, along with automatic feedback suppression, room equalization, and loudspeaker tuning functions derived from established professional audio-processing technologies. The unit shall support front-panel control with display interface and remote configuration via computer or network connection, and shall include non-volatile memory for storing multiple user presets suitable for different system configurations. Audio performance shall ensure low noise, wide dynamic range, and minimal distortion, appropriate for professional live and installed sound applications. The equipment shall be housed in a standard rack-mountable enclosure suitable for continuous operation, and shall be supplied complete with power supply, interconnection accessories, mounting hardware, documentation, installation, testing, and commissioning, ensuring reliable signal processing, safe operation, and full compliance with approved professional audio and site technical standards, forming a complete deployable speaker-management solution.Reference Make & Model dbx drive rack venue 360Approved makes : dbx / Xilica / Behringer / BSS Audio |
| 22 | Condenser Pickup Microphone System Supply, Installation, Testing and Commissioning (SITC) of a professional miniature condenser pickup microphone system suitable for acoustic musical instruments, stage performance, studio recording, and installed sound applications, incorporating a contact-type or surface-mount condenser transducer with figure-8 (bi-directional) polar pickup pattern and wide frequency response approximately 10 Hz to 18 kHz for accurate vibration and tonal reproduction. The microphone shall provide high sensitivity, low self-noise, and wide dynamic range, and shall operate on standard phantom power (approximately 9 V to 52 V DC) through an in-line or integrated preamplifier module with balanced low-impedance XLR output suitable for connection to professional mixing consoles and PA systems. The system shall include non-permanent mounting provision such as adhesive pad or equivalent detachable fixing method to enable secure attachment to musical instruments without damage, along with shielded connecting cable, preamplifier interface, and strain-relief protection to ensure reliable stage use.The unit shall be supplied complete with mounting accessories, interconnection components, protective storage provision, documentation, installation, testing, and commissioning, ensuring stable pickup performance, noise-free signal transmission, electrical safety, and compliance with approved professional audio and site technical standards, forming a complete deployable condenser pickup microphone solution suitable for continuous professional use.Reference Make & Model AKG C411PP Approved make : AKG / Audio-Technica / Shure / DPA |
| 23 | Direct Injection (DI) BoxSupply, Installation, Testing and Commissioning (SITC) of a professional direct injection (DI) box suitable for stage, studio, auditorium, and installed PA applications, designed to convert high-impedance unbalanced instrument or line-level signals to balanced low-impedance microphone-level output for direct connection to mixing consoles and audio systems. The unit shall provide high-quality signal isolation and impedance matching using transformer-based or active electronic circuitry, incorporating balanced XLR output, parallel/thru output for amplifier feed, ground-lift switch to eliminate hum and noise, and attenuation pad or level-control facility where applicable. The DI box shall support passive operation or active powering via internal battery and/or phantom power, ensuring compatibility with a wide range of musical instruments and audio sources. Audio performance shall ensure wide frequency response, low distortion, high headroom, and minimal noise, suitable for professional live and recording environments. The enclosure shall be of rugged metal construction with protective finish, suitable for continuous stage use, and shall be supplied complete with necessary connectors, accessories, documentation, installation, testing, and commissioning, ensuring noise-free signal transmission, electrical safety, and compliance with approved professional audio and site technical standards, forming a complete deployable DI interface solution.Reference Make & Model AKG C411PP Approved make : Radial / dbx / Klark Technik / K & M / |
| 24 | Additional XLR-to-XLR Microphone Cable (10 m Length)Supply, Installation, Testing and Commissioning (SITC) of professional balanced XLR-to-XLR microphone interconnection cables of minimum 10 metres length, suitable for stage, studio, auditorium, and installed PA system applications. The cables shall be constructed using high-purity copper conductors with twisted-pair configuration, effective overall shielding, and low-capacitance insulation to ensure minimal signal loss, low electromagnetic interference, and noise-free audio transmission over the specified distance. Each cable shall be terminated with professional-grade 3-pin XLR male and female connectors featuring secure locking mechanism, proper grounding, strain-relief protection, and durable metal housing, ensuring reliable connectivity and long-term mechanical integrity under continuous professional use. The outer jacket shall be flexible, abrasion-resistant, and suitable for stage handling and fixed installation environments. The SITC scope shall include supply of complete ready-to-use cables, identification/labeling, testing for continuity, insulation, shielding effectiveness, and signal integrity, and commissioning to achieve stable, hum-free operation in accordance with approved technical standards and site requirements, forming a complete professional microphone interconnection solution.Approved makes: Belden / Canare / Mogami / Klotz / Nuetrik |
| 25 | TRS to TRS Audio Interconnection Cables Supply, Installation, Testing and Commissioning (SITC) of professional balanced TRS-to-TRS audio interconnection cables of minimum 10 metres length each, suitable for stage, studio, auditorium, and installed PA system applications. The cables shall utilize high-purity copper twisted conductors with effective shielding and low capacitance, ensuring low noise, minimal signal loss, and reliable balanced audio transmission over the specified distance. Each cable shall be terminated with professional 6.35 mm TRS (stereo) male connectors having durable metal housing, proper strain relief, and secure electrical contact, and provided with a flexible, abrasion-resistant outer jacket suitable for continuous professional use.Approved makes: Belden / Canare / Mogami / Klotz / Nuetrik |
| 26 | TS to TS Audio Instrument Cable Supply, Installation, Testing and Commissioning (SITC) of professional unbalanced TS-to-TS audio/instrument interconnection cable of minimum 10 metres length, suitable for stage, studio, auditorium, and installed PA system applications. The cable shall be constructed using high-purity copper conductor with effective shielding and low capacitance, ensuring low noise pickup, minimal signal loss, and reliable signal transmission for instrument or line-level audio connections. Each cable shall be terminated with professional 6.35 mm TS (mono) male connectors featuring durable metal housing, secure electrical contact, and proper strain-relief protection, and provided with a flexible, abrasion-resistant outer jacket suitable for continuous professional use.Approved makes: Belden / Canare / Mogami / Klotz / Nuetrik |
| 27 | Two-Way Loudspeaker with Speaker StandSupply, Installation, Testing and Commissioning (SITC) of a professional self-powered two-way full-range loudspeaker suitable for live sound reinforcement, stage monitoring, auditorium, and installed PA system applications, incorporating a high-efficiency 12-inch low-frequency transducer and a high-frequency compression driver with constant-directivity waveguide, driven by integrated Class-D amplification delivering not less than approximately 1000 W peak power (or equivalent continuous rating). The loudspeaker shall provide maximum sound pressure level of about 130 dB SPL or higher and usable frequency response extending approximately from 50 Hz to 20 kHz, ensuring clear, high-output full-range audio performance. The unit shall include balanced XLR/TRS combo input(s), additional line/microphone input capability, and XLR link/thru output, along with built-in digital signal processing providing equalization, crossover management, dynamic protection, and selectable operating modes suitable for front-of-house or monitor use. The enclosure shall be of rugged, acoustically optimized moulded or composite construction with integral handles, pole-mount socket, monitor-wedge angle provision, and durable protective finish suitable for continuous professional deployment. The system shall be supplied complete with a heavy-duty adjustable tripod speaker stand, all required accessories, interconnections, documentation, installation, testing, and commissioning, ensuring noise-free operation, electrical safety, mechanical stability, and full compliance with approved professional audio and site technical standards, forming a complete deployable powered loudspeaker solution.Reference make : Yamaha DBRApproved make : Yamaha / JBL Professional / RCF ART, QSC |
| 28 | Stage-monitor loudspeakerSupply, installation, testing and commissioning of a self-powered (active) two-way bi-amped bass-reflex professional stage-monitor loudspeaker comprising a 12-inch low-frequency woofer with minimum 2.5-inch voice coil and ferrite magnet and a 1.75-inch high-frequency compression driver in coaxial configuration, providing nominal coverage of approximately 90° horizontal × 60° vertical with FIR-X DSP-controlled crossover around 1.8 kHz. high-efficiency Class-D bi-amplification delivering not less than 1000 W dynamic power (LF about 800 W and HF about 200 W) and approximately 465 W continuous output, capable of producing a maximum sound pressure level of at least 129 dB peak with a frequency response of approximately 55 Hz to 20 kHz (-10 dB) or wider. A minimum of two balanced XLR/TRS combo mic/line inputs, stereo RCA input provision, balanced XLR link/output, integrated DSP processing and protection circuits, housed in a rugged plywood bass-reflex enclosure with protective grille, monitor-tilt provision and pole-mount socket, suitable for operation on 220–240 V AC, 50 Hz supply, complete with all necessary accessories, cabling, installation hardware. Reference make & model : Yamaha DHRApproved makes Yamaha / JBL Professional / RCF ART, QSC |
| 29 | Analogue audio mixing consoleSupply, installation, testing and commissioning of a professional analogue audio mixing console with minimum 16 input channels, comprising at least 8 mono microphone/line input channels with high-quality microphone preamplifiers, switchable 48 V phantom power, insert points, high-pass filters, and single-knob compressors on selected mono channels, together with additional stereo line input channels to realize not less than 16 simultaneous inputs. The mixer shall provide balanced XLR/TRS connectivity, multi-band channel equalization with sweepable mid-frequency on mono channels, minimum four auxiliary sends including effects send, group and stereo bus routing, peak indication, and comprehensive master level metering. The unit shall incorporate a built-in digital multi-effects processor with multiple preset programs and an integrated USB audio interface supporting at least 2-in/2-out operation with 24-bit/192 kHz resolution for computer recording and playback. The console shall be housed in a robust metal chassis suitable for portable or fixed installation, operate on 220–240 V AC, 50 Hz supply, complete with all necessary accessories, cabling, installation hardware.Reference make: Yamaha MG16XUApproved makes : Yamaha, Allen & Heath, Soundcraft, Mackie, Behringer, PreSonus, Midas, Studiomaster. |
| 30 | Supply, installation, and execution of all electrical wiring works required for the Public Address System, including equipment fixing, speaker cabling, projector cabling, scaffolding, carpentry, fabrication, conduit laying, and associated civil works, complete in all respects as per site requirements and directions of the University’s Engineer-in-Charge and Calibration, testing, and fine-tuning of the installed Public Address System to ensure optimal performance and sound quality, complete in all respects as directed by the University’s Engineer-in-Charge. Please Enable Macros to View BoQ information |
