Comprehensive repair, maintenance and overhaul of Audio video system at C V Raman Auditorium at IISER Pune

Please note that Quoted rates are exclusive opf GST. GST will be paid separtely as per rules and regulation of GOI. Refer special condition of contarct given on page no 40 onward .

MICROPHONE SYSTEM

Supply, Installation, Testing & Commissioning of dynamic Wired Handheld Vocal Microphone: Frequency response of 50 to 15,000 Hz; Cardioid Polar pattern; Output impedance of 300 (+/- 50)Ω; Sensitivity at 1 kHz: open circuit voltage -56.0 dBV/Pa [1] (1.6 mV) or better ; Connector Three-pin professional audio (XLR) male; tailored for vocals with brightened midrange and bass rolloff; Case- Dark gray/enamel-painted, die cast metal, matte-finished, silver or black colored/spherical steel mesh grille.

Supply, Installation, testing and commissioning of Microphone Stands

Supply, Installation, Testing & Commissioning of Professional wired dynamic instrument microphone: Frequency response of 50 to 15,000 Hz; Output Impedance 300 (+/- 50)Ω; Sensitivity (@ 1 kHz, open circuit voltage) -56.0 dBV/Pa[1] (1.6 mV) or better; brightened midrange and bass rolloff with uniform cardioid pattern for miking instruments; Case- Dark gray/enamel-painted/ die-cast steel with a polycarbonate grille.

Supply, Installation, Testing & Commissioning of Professional Podium Mic: Length 25 (+/- 2)inches, Back Electret Condenser; Supercardioid pattern; Frequency response 80~18,000 Hz or better; Sensitivity (at 1,000Hz)-60dB(1mV) or better; Impedance-220 (+/- 100) Ω; Max. SPL for 1% T.H.D.=125 dB or better; Foam Windscreen included; Output Connector: XLR(M) with all cable accessories and sockets/ plugs for it's podium mounting and further integration with Stage Box.

Supply, Installation, Testing & Commissioning of Active direct injection (DI) box with Rugged Design: Two parallel 1/4" jack sockets and one parallel XLR socket (unbalanced); Output a single 3-pin XLR (transformer balanced); output level +8 dBu into 600 Ω or greater; Input Impedance- 1 MOhm (pad at 0dB), 47 kOhm (pad at -20dB or -40dB); Output- Transformer Balanced; Frequency Response-30Hz to 20kHz; Power Consumption- on phantom: (+20 Volts DC to +48Volts DC) less than 7.5mA, on battery: less than 2mA.

DIGITAL MIXER WITH ACCESSORIES

Supply, Installation, Testing & Commissioning of minimum 32-input Digital Mixing Console: Minimum 24x XLR/Jack ‘Combi’ Mic/Line Input Sockets; All Input channels shall contain the following processing: Polarity, Trim, High Pass Filter, Gate, Insert, Parametric EQ,Compressor, Delay, Pan/Balance; Maximum Input Level +21dBu or more Input Impedance >6kΩ; Input Impedance >1.5kΩ MIC / >20kΩ TRS; Phantom Power +48V (+3V / -2V); 1x XLR Talkback Socket; Minimum 16x XLR Output Sockets; Output Impedance <75Ω, Maximum Output Level +22dBu or better; 2x TRS Output Sockets with 1x4 XLR breakout cables for multiple terminations; 1x Stereo Headphone Output; Preamp Gain 0dB to +60dB or better with 1dB steps; Minimum 7inch Capacitive Touchscreen; 100 (+/-25) mm Motorised Faders; Frequency Response 20Hz to 20kHz; Core high-fidelity 96kHz or better processing engine with minimum 6 stereo multi-effects processors; 12V Lamp Socket with Lamp Included; Remote control via free apps – Windows/MacOS/iOS/Android; USB For stereo audio record/playback and data (2 Channels @48/96kHz, 24bit); 1x AES3 Stereo Digital Output Socket; Mains Power Input: 100-240V AC, 50/60Hz. With Supply, Installation, Testing & Commissioning of Digital StageBox compatible with with the mixer and of the same make as the mixer: 24 XLR Mic Preamps and 12 XLR Line Outputs or more; Audio connection to the mixer shall be over Cat5/6 cable Ethernet protocol, allowing the remote audio rack to be positioned up to 100m from the mixer or expanded audio rack; The unit shall be of robust steel, 19” rack-mountable chassis 3 to 6 U in height; Input Sensitivity -60 to +15dBu or better; Maximum Input Level +32dBu or better; Should be capable of delivering phantom power +48V (+3V / -2V) to the connected wired microphones; Analogue Gain +5 to +60dB or better in 1dB steps; XLR Outputs Balanced, Relay protected with Output Impedance <75Ω; Maximum Output Level +22dBu or better; Mains Power 100-240V, 50/60 Hz.

Supply, Installation, Testing & Commissioning of studio on-ear wearable wired Headphones: dynamic transducer; 3.5mm stereo connector; Frequency response 20Hz - 20000Hz; Cable lead length- 3m; Impedance- 50 Ω; Sound pressure level (SPL)- 106dB SPL (1kHz/1Vrms); Total harmonic distortion (THD) < 0.1% (1kHz, 100dBSPL); Transducer size- 38 (+/- 5) mm.

Supply, Installation, Testing & Commissioning of Powered Two-Way Active Studio Monitor: LF Driver Size: 165 (+/- 15) mm; HF Driver Size: 35 (+/- 15) mm; Frequency Response (±3dB): 47Hz – 20kHz or better; Crossover Frequency : 1425 (+/- 200) Hz; HF Driver Power Amplifier stage: 56W or More, LF Driver Power Amplifier stage: 56W or More; Maximum continuous SPL > 92dB; Balanced inputs; Analog Input Types- 1 x XLR female, 1 x TRS female, balanced; AC INPUT VOLTAGE: 100 – 240VAC, 50 / 60Hz; Enclosure Finish -Matte black PVC, Net Weight- 8 kg or lesser, Dimensions (+/-20%) - Height 361 mm /Width 224 mm/Depth282 mm.

DIGITAL SIGNAL PROCESSOR

Supply, Installation, Testing & Commissioning of 12 (Input) x8 (Output) Digital Signal Processor: Rack Mountable (19inch 1U) form factor; Frequecncy Response 20 Hz to 20 kHz (+0.5 dB / -1 dB) or better; 12 (or more) control inputs; 6 (or more) logic outputs for GPIO integration; Ethernet (RJ45); RS-232 I/O port; open architecture design; 12 or more Analog Inputs (with 48v Phantom Power per Channel); 8 or more Analog Outputs; Configurable Signal Processing (Software licenses - if required for configuration and operations to be included); Wide Palette of Processing and Logic Objects/ 48 Channel; Low Latency, Fault Tolerant Digital Audio Bus; Clear Front Panel LED Indication; Input Impedance: 3.5 (+/- 0.5) kΩ; Maximum Input Level: +20dBu; CMRR: >75dB at 1KHz; Capable to run the FoH system, pre-existing Line array system and surround sound through a single processor; Should be completely capble of seamless integration with existing London Soundweb BSS BLU 100 / 101 Digital Signal Processors as required.

LOUDSPEAKER SYSTEM - FOH L & R

Supply, Installation, Testing & Commissioning of dual- 6.5 inch small format 2-Way passive compact line array speaker(s) in 6L + 6R configuration: One 3 (+/- 0.5) inch annular diaphragm compression driver; neodymium, LF Driver - 2 nos of 6.5 (+/- 1) inch diameter; 110 (+/- 10) degree dispersion Horizontal, Frequency range at +/- 3dB: 80 Hz – 19 kHz or better; 134 dB (peak) SPL or better; Minimum continuous Power Handling: 350 watts (IEC/100hrs); compatible with the present in-house system in terms of tonality and seamless signal processing, compatible with the Digital Signal processors/ Power amplifiers; Color - Black; Dimensions in inches (+/- 15%) - 8 x 22 x 12; Inter-enclosure Angle settings (in degrees) - 0.5, 1, 1.5, 2, 3, 4, 6, 8, 10, 12, 15; Inputs- heavy-duty, gold/ Silver contact plated connectors capable of handling 40 to 50A of Audio Signal for professional loudspeaker systems; Enclosure (black) - having four integral recessed handholds, Grille- Powder coated, black, 16-gauge or better perforated steel with acoustical transparent black foam/cloth backing; Suspension : High-grade steel with anti-corrosion coating, captive suspension plates, quick release pins, auto-locking mechanism for setting angles; Weight (each box) - Less than 20kg.

Supply, Installation, Testing & Commissioning of mounting Frame for the line arrays (6L + 6R) from the same OEM as the array along with the mechanism for suspending the array: Included additional safety cables; The work should be completed in accordance with the OEM rigging specifications and directions and in consonance with the National Building Code for safety.

LOUDSPEAKER SYSTEM - SUBWOOFER

Supply, Installation, Testing & Commissioning of flyable passive subwoofer: LF Driver - 1 x 18 (+/-2) inch; LF Range: 31Hz-80Hz or better; Arrayable Subwoofer; Power Rating 1300 Continuous at 8 Ohms; Minimum 130dB Peak Output; Color - Black; Dimensions (+/- 15%) in inches - 20.0 x 30 x 30; Nominal Impedance- 8 ohms; Grille- Powder coated, black, 16-gauge or better perforated steel with acoustical transparent charcoal/black foam/cloth backing; Inputs- heavy-duty, gold/ Silver contact plated connectors capable of handling 40 to 50A of Audio Signal for professional loudspeaker systems; compatible with the present in-house system in terms of tonality and seamless signal processing and as the same brand [OEM] as the Line array and compatible with the digital processor; Suspension : Captive suspension plates, quick-release pins, spring-loaded mechanism; Net Weight (each box) -less than 70 kg.

Supply, Installation, Testing & Commissioning of mounting Frame for the Subwoofer array (L + R) from the same OEM as the array along with the mechanism for suspending the array with additional safety cables. The work should be completed in accordance with the OEM rigging specifications and directions and in consonance with the National Building Code for safety.

LOUDSPEAKER SYSTEM - STAGE MONITORS

Supply, Installation, Testing & Commissioning of POWERED LOUDSPEAKER stage monitors: Type: Two-way active loudspeaker; Power Amplifier:1000 W Peak (800 W LF, 200 W HF) or better Class D amplification; 2 x locking XLR/F 1/4" combo (Mic/Line input); 1 x 3.5 mm TRS (Stereo Input); 1 x XLR (Mix Output); Frequency Response: 50 Hz to 20 kHz or better; LF Transducer: 12 (+/- 2) inch; HF Transducer: 1.4 (+/-1) inch; Nominal Coverage: Angle (Axisymetric) 75° / (Square) 75° x 75° or more Coverage; Maximum Rated SPL of 126 dB or more; Enclosure Color:Black; Grille: 18 Gauge or better, black powder-coated steel; Speaker Dimensions (H×W×D inches): 20 × 14 × 13 (+/- 10%); AC Power Input: Universal power supply 100 – 240 VAC, 50 – 60 Hz; Net Weight: below 15 kg; To include the standard OEM mounting kit as per the site requirement and placement of the equipment.

Servicing and shifting of existing VRX system and existing Subwoofers for Side fills and for Subwoofer system. Servicing and re-aligment of existing surround speakers with a proper health checkup of the system and its rigging mechanism. The work should be completed in accordance with the OEM rigging specifications and directions and in consonance with the National Building Code for safety.

LOUDSPEAKER SYSTEM - FRONT FILLS

Supply, Installation, Testing & Commissioning of passive full range speakers: Compact 2-way Loudspeaker with Coverage 90° x 50° (+/- 10%); Power Rating 375W or more Continuous at 8 Ohms; Frequency Response (±3 dB): 65 Hz – 20 kHz (+/- 10%); Crossover: 2 (+/- 0.2) kHz; System Sensitivity (1w @ 1m): 94 dB SPL or better, Maximum SPL (1m):120 dB or better; Impedance-8 ohms; Dimensions (H x W x D - inches)- 26 x 10 x 10 (+/- 10%); Net Weight (each) less than 20 Kg; LF Driver- 2 x 8 (+/-1) inch drivers, HF Driver - 1 x 1 (+/- 0.25) inch compression driver; Color - Black, Grille: Powder coated, black, 16 gauge of better perforated steel, acoustically transparent black foam/ Cloth backing; Inputs- heavy-duty, gold/ Silver contact plated connectors capable of handling 40 to 50A of Audio Signal for professional loudspeaker systems; To include the standard OEM mounting kit as per the site requirement and placement of the equipment.

Supply, Installation, Testing & Commissioning of Wall Mount U Type Bracket for Front fills loudspeakers from the same OEM as the Speakers. The work should be completed in accordance with the OEM rigging specifications and directions and in consonance with the National Building Code for safety.

LOUDSPEAKER SYSTEM - UNDER BALCONY

Supply, Installation, Testing & Commissioning of 1 x 8” 2-way passive Full Range Loudspeaker System: Power Rating 250W or more at 8 Ohms; Coverage 90° x 50° of better; Frequency Range (+/- 3 dB): 63 Hz - 19 kHz or better; Maximum SPL (1m)= 117 dB or more; System Power Rating: 250W Cont. Pink Noise, 500W Program,1000W Peak or better; Dimensions (H x W x D with +/-10 % tolerance)- 19 x 10 x 10 inch; Net Weight (each) < 13 Kg; LF Driver-1 x 8 inch driver; HF Driver-1 x 1 inch exit compression driver; Enclosure- 12 mm and 15 mm exterior grade multi-ply hardwood plywood, Color - Black; Grille: Powder coated 16 gauge perforated steel black; All cables/ connectors to be included as per the site mounting requirements.

Supply, Installation, Testing & Commissioning of Wall Mount U Type Bracket for Front fills loudspeakers from the same OEM as the Speakers. The work should be completed in accordance with the OEM rigging specifications and directions and in consonance with the National Building Code for safety.

AMPLIFICATION SYSTEM

Supply, Installation, Testing & Commissioning of Digital power amplifier with routable 4 inputs to 4 outputs (Analog, AES3): 2100W @ 8 ohms, 4000W @ 4 ohms, 3500W @ 2 ohms (all channels driven - 20Hz - 20kHz, continuous input); Color LCD with users diagnostics and presets for easy setup; In built Digital Signal Processing Capabilities, Parametric Equilizer sections/bands, limiters, Crossover; Frequency Response (20Hz to 20kHz at 1W into 4/8Ω) +/-0.25dB or better; Damping Factor >5000; 32A powerCON (on the amplifier end), THD (full rated power, 20 Hz - 20 kHz) < 0.4%; Common Mode Rejection Ratio (20Hz to 1 Khz) > 80 dB; Frequency Response- ±0.25dB, Crosstalk- >80dB; Power input: universal AC input 100-240VAC, 50/60 Hz.

Supply, Installation, Testing & Commissioning of Network Based Multichannel Digital Power Amplifier with routable 4 x minimum 1250W at 8Ω/ 4Ω/ 2Ω; Built-in DSP, parametric EQ sections/bands, limiters, Crossover; Frequency response of ±0.25dB or better (for 8Ω, 20Hz - 20kHz); Total harmonic distortion < 0.40% (at full rated power, 20Hz - 20kHz); Signal-to-noise ratio of >108dB (A-weighted); Damping factor of >1500 (20Hz to 100Hz); Maximum Input Level Before Clipping +20 (+/- 20%) dBu; 19 inch Rack Mountable with required accessories; Power input: universal AC input 100-240VAC, 50/60 Hz.

Supply, Installation, Testing & Commissioning of Network Based Multichannel Digital Power Amplifier with routable 4 x minimum 600W at 8Ω/ 4Ω; Built-in DSP, parametric EQ sections/bands, limiters, Crossover; Frequency response of ±0.25dB or better (for 8Ω, 20Hz - 20kHz); Total harmonic distortion < 0.40% (at full rated power, 20Hz - 20kHz); Signal-to-noise ratio of >108dB (A-weighted); Damping factor of >1000 (20Hz to 100Hz); Maximum Input Level Before Clipping +20 (+/- 20%) dBu; 19 inch Rack Mountable with required accessories; Power input: universal AC input 100-240VAC, 50/60 Hz.

Supply, Installation, Testing & Commissioning of Digital Power Amplifier 2 channel with 3000W 2Ω, 2100W 4Ω, 1200W 8Ω; Built-in DSP; Frequency response of ± 1 dB (20Hz - 20kHz); Signal-to-noise ratio greater than 100 dB (A-weighted); Total harmonic distortion < 0.50%; Damping factor of >500; 19 inch Rack Mountable with required accessories; Power input: universal AC input 100-240VAC, 50/60 Hz.

LOUDSPEAKER SYSTEM - GREEN ROOMS

Supply, Installation, Testing & Commissioning of 5.25" Compact Indoor/Outdoor Speaker: Power Rating 75W or more, Continuous at 8 Ohms; Support Power tapping at 70V/100V; Frequency Range : 85 Hz to 17 kHz or better; Maximum SPL (1m): 110 dB or better; Nominal Impedance: 8 ohms, Transformer Taps- 70V: 30W, 15W, 7.5W, 3.7W / 100V: 30W, 15W, 7.5W; Insertion Loss <0.94 dB at any tap setting; Color Black; Coverage Angle-100°H x 100°V or better; Driver- LF: 135 (+/- 15) mm; HF: 25 (+/- 10) mm; Enclosure - Black, High Impact Polystyrene (HIPS), Grille - black powdercoating; Dimensions (H x W x D) - 10 x 8 x 6 (+/- 15%) inches, Net Weight (each)< 4 kg.

Supply, Installation, Testing & Commissioning of Commerical Series Dual Channel Power Amplifier with 350W/channel at 4Ω, 215W/channel at 8Ω, with bridging options up to 1100W; Sensitivity- 1.4Vrms, Signal to Noise > 97dB (at .775Vrms sensitivity, 6dB lower); Damping Factor- > 200; THD< 0.5%; 19 inch rack mountable, maximum 4 U form factor.

PROJECTORS, SCREENS AND VIDEO SWITCHER

SITC of projector with compatible Tx/RX [to be approved by consultant] for tunning signal over Cat-6 / UTP; Resolution - WUXGA (1,920 x 1,200) or better; ANSI brightness - 11500 lm or more; Contrast 2,000,000 : 1; LightSource: Laserlight Source; Laserlife Upto 20,000 hours; ThrowRatio Dependent on lens (0.36 ~ 5.5); Zoom Type Motorized; Keystone Vertical Keystone ±20 or better ; Horizontal Keystone ±20 or better; Lens Shift Vertical : +/-120% or better, Horizontal : +/-30% or better (Half height , Half width); 4K HDR compatibility; Installation flexibility –7x lens options; IP6X certified for total reliability; Built-in warping and blending & Full motorized lens shift function; Extreme installation flexibility-360 degree rotation; 24/7 Continuous Operation; INPUT (minimum)- 2 x HDMI In (version 2.0) (with locking screw), 1 x DVI-D, 1 x HDBaseT; OUTPUT - 1 x HDMI Out (version 2.0) (with locking screw); CONTROL PORT - 1 x RS232 (D-sub 9 pin) (PC Control), 1 x Wired in (3.5mm phone jack for Remote In), 1 x 12V Trigger (3.5mm phone jack / Black), 1 x USB type A (5V/0.5A), 1 x RJ-45 (LAN), 2 x IR Receiver (Front / Top). Note: The exsiting projector mount (Chief RPMAU Universal Projector Mount Kit) of christie projector (Model HD-14K) to be reused for aesthetic consideration. The projector mounted with a suitable lens should be able to project upon the screen size 298 inches - diagonal from a distance of 34 Ft.

SITC of projector Lens - : Min screen size (inches)-50, Max screen size (inches)-500; Zoom type-Motorized; Compatible with (and also to be from same OEM as ) the projector; The projector and lens conbination should be capable of illuminating the supplied screen from a distance ranging approximately between 25 - 40 feet.

Repair/Replacement of existing AV screen, make : Da-Lite 35277 (146" x 260") 16:9 aspect ratio with unity gain and Low Voltage controller complete as per directions of Engineer in charge, on-site. Post replacement the screen should work (Up-Down movement) seamlessly with low voltage relay operation from the auditorium control room.

Supply, Installation, testing and commissioning of Presentation switcher: User Programmable Buttons on front panel- should be able to independently operate without the need of control processor; EDID management per input; Minimum 2 Nos. of HDBaseT audio embedded inputs on RJ–45 connectors (for auditorium podium input connections- two Nos.) and 2 HDMI ports, all with minimum 4K @30Hz refresh rate support ; Minimum 2 Nos. of HDBaseT audio embedded outputs on RJ–45 connectors (for connecting the projector and Videowall in the room) and 2 Nos. of HDMI with minimum 4K @30Hz refresh rate support ; Possiblity to de-embed audio from the HDBaseT output which is to be integrated with the DSP/ Audio Amplifier as required; sets of Transmitters and Receivers, in pairs to be included (of the same brand / OEM as the Video Switcher chose to bid) where ever required to complete the project functionality; HDMI/ Audio Patching cables as required to be included; 19 inch Rack Mountable with required accessories; Power input: universal AC input 100-240VAC, 50/60 Hz.

Supply, Installation, testing and commissioning of additional projectors (For a separate room / not auditorium - in replacement to the existing Multimedia Panasonic Projector Model PT-DZ6710E - existing ceiling mount stand to be reused for aesthetic considerations - Projector mount Make Chief CMS006 + CMA115 + RPMAU) with compatible external TX/RX [Tx/Rx to be approved by consultant] to run signal over Cat6 cable for classrooms; Resolution - WUXGA (1,920 x 1,200) or better; Brightness - 6500lm (ANSI) or more; Contrast 2,000,000 : 1 or more; Light Source- Laserlight Source; Laserlife Upto 20,000 hours; Optical Zoom: 1.6X or better; Digital Zoom: 1.0x-4.0x or more; Supported Image Size: 30"-300"; Keystone: H:+/-30° , V:+/-30°; HDTV Compatibility: 480i, 480p, 576i, 576p, 720p, 1080i, 1080p, 2160p; INPUT -HDMI: 2, Audio-in (3.5mm): 1, USB Type A: 1 (5V/2A); The supplied projector to fully illuminate (not overshoot) the 108 inch projector screen from a ceiling mount distance of 20.5 to 21.5 feet. Suitable lens for attaining this throw ratio must be incorporated.

Supply, Installation, testing and commissioning of Motorised Projection screen 120" diagonal, 16:9 Aspect ratio, remote (included) and manual press button operation as a complete set (For a Separate Facility / Not Auditorium).

MISCELLANEOUS

Supply, Installation, Testing & Commissioning of 2 core PVC audio Cable: Minimum 12 AWG x 2 core ATC copper conductor, PE insulated, core twisted in a circular form, Inner sheathed with moisture Proof Polymer, braid shielded (80%) with ATC copper, outer Jacketed with Matt finish Rugged Flexible PVC.

Supply, Installation, Testing & Commissioning of 1.5mm, 2 core PVC Speaker Cable, high quality twisted pair, 1.5 Sqmm x 2 core cable ATC copper conductor PVC insulated, core twisted, outer jacketed with Vasiform Type PVC Sheath.

Supply, Installation, Testing & Commissioning of Cat 6: CAT cable Series – CAT 6 – 0.51 mm x 4 pair, Oxygen-Free Copper solid copper conductor PE insulated; core twisted into a pair, outer jacketed with PVC

Supply, Installation, testing and commissioning of 42U Equipment Rack for housing all rack mountable equipments with internal wiring; front glass door; heat dessipation fans; movement wheels; sufficient rack mounted power distribution units etc.

Miscelleanous works of cabling on stage for Audio, Video integration

Supply, Installation, Testing & Commissioning of 8 module Pop up Boxes, Almuminium alloy cover, Steel body including fixing and wiring, fully loaded with connectors/ Convertors as per the actual site requirement. Completely operationalized as per directions of Engineer in charge. With Supply, Installation, Testing & Commissioning of all necessary AV Connectors required to complete the the entire project.

Comprehensive AMC after sucessful completion of 03 years comprehensive warranty period for entire Auditorium facaility related to Complete AV installtion (New and Old installtion.)

AMC for 1st year post warranty

AMC for 2nd year post warranty

AMC for 3rd year post warranty