Tender for supply installation testing & commissioning of sound system in auditorium at aranya bhavan, department of forest & climate change, nava raipur (c.g.) wireless handheld microphone set: sitc of wireless hand held microphone with cardiod polarity pattern, true diversity receiver, froquency range: 470-516 mhz.516558 mhz. 734-776 mhz. thd, total harmonic distortion 0.9% or better; signal-to-noise ratio≥110 dba or better: switching bandwidth up to 42 mhz or better, max. 1600 or more receiving frequencies, adjustable in 25 khz steps: 20 frequency banks, each with up to 12 factory-preset channels. approved makes: sennheiser, clock audio, beyerdynamic or equivalent gooseneck microphone with base sitc of pre-polarized condenser gooseneck microphone with overall length of 450mm or better, with xlr3m-type connector, shall offer radio frequency interference (rfi) shielding against intermodulation from wireless equipment or devices, cardioid microphone capsule with uniform 120 angle of acceptance (-3db) or better, frequency response of 50 hz to 20,000 hz or better and sound input levels handling capability of minimum 130 dbspl or better, nominal equivalent noise level of 26 dba or better and output shall be low impedance balanced (100) ahms) with current consumption shall be 3 ma or better; should be supplied with base from same oem makes: sennheiser, clock audio, beyerdynamic or equivalent supply and installation of lapel microphone which shall comply to the following specification: thd (total harmonic distortion): <0, 9%, signal-tonoise ratio: 110 db(a). rf frequency range: 516 to 865 mhz. transmission/receiving frequencies: 1680, switching bandwidth: 42 mhz bandwidth, 1680 tunable uhf frequencies for interference-free reception, enhanced frequency bank system with up to 12 compatible frequencies, high-quality true diversity reception. pilar tone squelch for eliminating rf interference when transmitter is turned off. automatic frequency scan feature searches for available frequencies. enhanced af frequency range. increased range for audio sensitivity, peak deviation: + 48 khz, compander hdx, frequency response (microphone): 80hz to 18 keilz, signal-to-noise ratio> 110 db(a) thd (total harmonic distortion) 0,9 %, antenna connector 2 bnc, 50 ohm wired handheld miccobons: sitc of dynamic super-cardioid vocal microphone with frequency response of 40 hz-16,000 hz or better and sensitivity of 1.8 mv/pa at 1 khz or better, nominal impedance of 50 ohm or better and min. terminating impedance of 1 k ohm or better. approved makes: sennheiser. clock audio, beyerdynamic or equivalent 12x8 audio dsp supply installation testing and comissioning of digital conferencing processor with at least 12 mic/line inputs & 8 analog outputs. 24 bit a-d and d-a convertors, sampling rate: 48 khz. thd 0.002% channel separation (crosstalk)< 108 db frequency response 20 hz-20 khz: signal-to-noise ratio 90 db dynamic range 115 db: 5 control inputs and outputs, rs-232 and ethernet port for third party control and monitoring: 64x64 bidirectional dante audio networking ports, shall include standard connectivity features like voip, pots, usb audio etc, inbuilt dsp features like conference room routers, input equalizers, router, band pass filter, output equalizer, delay, limiters; gates, source selectors etc. shall support at least 15 remote zone controllers approved makes extron, clear one. bose or equivalent right cluster & left cluster loudspeakerssupply, installation, testing and commissioning of single 12-inch or better high spl. compact kiudspeaker. the louspeaker shall meet the following performance criteria: frequency range (-10 db) of 60hz-20khz or better. nominal dispersion: 110 h x 60°v or bener: power handling of 300w or more. sensitivity: 96 db or better and the max spl.: 121db peak or more with a nominal impedence of 8 ohms.. approved makes: i. acoustic/d&b audiotechnik/bose or equivalent array frames:supply, installation, testing & commissioning of oem array frames hanging maurting arrangement for suspension of upto 8-10 array modules offered above, shall offer multiple rigging paints for achieving desired pitch settings alongwith oem array frame pull back hardware for extreme pitch angles. approved makes: l-acoustic/d&b audiotechnik/bose or equivalent 32 channel analog audio mixer sitc of analog audio mixer with 32 line inputs (24 mano und 4 stereo), 4 group buses- st bus, 6 aux sends + 25x sends. i matrix out, fxerev-x(8 program, parameter control fx2 spx(16 program parameter control) on b-board processors; mic: 24 (inputs hpf: 100hz 1248/b), 48v phantom power per channel, line: 24 mono 4 stereo. ch insert: 24 return; i stereo, digital 10: usb device, ipod/iphone approves makes yamaha, presonus. rcf. dynacord or equivalent subwoofer:supply, installation, testing & commissioning of a single 15 subwoofer. the touspeaker shall meet the following criteria: usable frequency range (-10 db) of 35hz- 130hz or better. it should have an axial sensitivity of 90db (1w/1m) or more delivering a free field max calculated spl(peak) of 117 db or better. the loudspeaker should have a nominal impedance: 8ohm or more and continuous power handling of 500w or more complete with installation as per the site requirement. approved makes: l-acoustic/d&b audiotechnik bose or equivalent delay fills supply, installation, testing & commissioning of low profile high spl delay fills loudspeakers with 2x6 lf driver & 1.5 or better vc compression driver. frequency range of 80 hz 16 khz or better: nominal dispersion 120 h x 60 v. long term power handling of 200 w or better. peak 800w or better: sensitivity: 92 db: max spi.: 122d13 peak, nominal impedance 82 18-gauge (1.2 mm) perforated steel. powder-coated finish grille with two- part spray polyurethane coating enclosure. shall include in-box 100w oem input transforme kit for distributed system approved makes: martin audio/eaw/bose or equivalent front fills:supply, installation, testing and commissioning of two-way 5.25-inch or herter high spi. front fill surface moum loudspeaker. the louspeaker shall meet the following performance criteria: frequency range (-10 db) of 90hz- 18 khz or better: nominal dispersion:90h x 80 v or better. power handling of 400w peak or more; sensitivity: 86 db or better and the max spl: 116db poak or more with a nominal impedence of 8 ohms and integral multi-tap transformer with selectable tap settings of 10/20/40/80w 270v & 100v; standard wall mount brackets shall be included. approved makes: martin audio eaw bose or equivalent stage monitors supply, installation, testing and commissioning of a two-way single 8-inch or bener high spl powered stage monitor loudspeaker. the louspeaker shall meet the following performance criteria: frequency range (-10 db) of 70hz 18 khz or better. nominal dispersion: 90°11 x 60v or better. power handling of 1000w peak or more: sensitivity: 93 db or better, max spl 120db peak or more with a nominal impedence of 8 ohms approved makes: martin audio/eaw/bose or equivalent amplifiers for main arrays, delay fills & subs: supply, installation, testing and commissioning of four channel class d power amplifier with a max output power of 4x300w28 ohms, or bridged mode output power of 2x 600w 84 ohms. 20hz-20 khz, snr of 102db and thd n of 0.4% with built in protection such as limiters, temperature, dc, sheet circuit, peak current limiters, turn on delay etc. built in dsp for marrix routing. speaker equalization, delays, array eqs ese complete with ethernet port for network control, programming and monitoring shall offer optional network audia connectivity (dante or cobranet through expansion slot. approved makes: lab gruppen/powersoft bose or equivalent amplifiers for stage monitors & other areas: supply, installation, testing and commissioning of class d configurable amplifier with total 2x 1000w output power or better across 2 outputs, 48ohms 70/100 volt or mixed use operation: frequency response: 20hz-20khz for lz mode thd 0.04% at rated output approved makes: lab gruppen powersoft/buse or equivalent mic audio and control cable: sitc of single 20 awg shielded twisted pair with drain wire high performance cable for serial control/audio signals, should be color-coded, tinned copper conductors wrapped in a foil shield, cable includes a tinned copper drain wire on the inside of the fail shield, which is bonded to the jacket for ease of stripping when used with automatic stripping equipment-single twisted pair only approved makes liberty av, mescab, belden or equivalent speaker cable: sitc of 14 awg atc copper conductor speaker cable in the cunduit l/c connection interconnection etc complete as required and as per attached specifications or better makes-liberty av mescah belden or equivalent junction hox sitc of 16 channel junction box with xi.r. male. female & speakon connectivity approved makes: legrand, mx, k&m or equivalent supply, installation, testing and comissioninglight weight tripod alluminium microphone stand with lang arm, boom type & chrome plating approved makes: k&m/ samson/aptron or equivalent s/a/t/c of 32 u floor mountrack bulk connectors and accessories & system programming supply, installtion, testing & commissioning of all the required lik pop-up box (patch box xlr.male,female & speakon connectors, qty as per site requirement and other additional accessories chain etc. including array speakers connectivity & complete audio & visual system programming approved makes extron, mx, neutric, usha martin or equivalent
