providing lan and pa system arrangements to the construction of model school building at kedar in villupuram district.; 1 supply and installation of 24 port semi managed switch 10/100/1000 mbps switches with 1g uplink, necessary connections and 24 port jack panel.make:cisco/ hp/ netgear/ d link /equivalent. 2 supply and installation of unmanageable 16 port10/100/1000 mbps switches with 1g uplink and 24 port jack panel.make:cisco / hp / netgear / d link / equivalent 3 supply,installation and termination of cat 6 utp patch cord of 1 metre.make:d link/adc/ molex/digilink/equivalent 4 supply, installation and termination of cat 6 utp patch cord of 2 metre.make:d link/adc/molex/digilink/equivalent 5 supply, installation and termination of rj45 cat-6 io connector, back box, face plate with surface mount. make :d link / adc / molex / digilink / equivalent. 6 supply and run of utp cat6 cable through existing pipe in thewall/ceiling with necessary connection. make : finolex or d link or equivalent. 7 supply and laying of isi approved 25 mm pvc rigid pipe on wall and ceiling with painting of suitable colour.(speaker - 2250m +lan -3090)make : finolex/ d link/ equivalent 8 supply and installation 4u ms rack for housingswitches, jack panel with top and bottom cable entryprovision along with necessary power distribution unit, cable manager, fan and lockable toughenedglass door. 9 supply and installation of 30 watts speaker with effective frequency range (-10 db)100 hz to 18.5 khz,sound pressure level at rated / 1 w (1 khz, 1m)105 /90 db (spl).make and model: jbl/ bosch/qsc/ahuja 10 supply and installation of 20 watts speaker with effective frequency range (-10 db)100 hz to 18.5 khz,sound pressure level at rated /1 w (1 khz,1m) 105 /90 db (spl).make and model:ahuja or bosch or equivalent. 11 supply andinstallationof240wattsmixing amplifier powerhandlingcapacity : 240 wattsmainvoltage : 230v ac ±10% 50/60hz, s/n ratio > 90db.the amplifiers have5 mic inputs,100v outputas well as 70v output for connecting to theloud speakers with line matching transformers, 8 ohmand 4 ohm outputs for connecting to the lowimpedance speakers.make:bosch or ahujaor equivalent. 12 supply andinstallationof480wattsbooster amplifier powerhandlingcapacity : 480 wattsmainvoltage : 230v ac ±10% 50/60hz, s/n ratio > 90db. the amplifiers have 100v output as well as 70v output for connecting to the loudspeakers withline matching transformers, 8 ohm and 4 ohm outputs for connecting to the low impedance speakers. make:bosch or ahujaor equivalent. 13 supply and installation of 24” condenser goose neck microphone provided with led indicator on microphone to indicate “mic active” status. the microphone is supplied with microphone base withon/off switch & led or 2 aaa batteries make and model no : studiomaster / ahuja /equivalent 14 supply and installation of dual uhf wireless microphone system consisting of two high quality handheld, frequency response 50hz-16khz with individual channel output with level control & mix output. make : studiomaster / sennehezer / ahuja or equivalent 15 supply and run of 2 core 1.5 sq.mm shielded multistand speaker cable in existing 20mm pvc rigid pipe on wall and ceiling with painting of suitable colour. 16 supply and run of3 core shielded multistandmicrophone cable in suitable pvc rigid pipe on wall and ceiling with painting of suitable colour. make:finolex / polycab / belden /equivalent 17 supply and installation 12 u ms rack for housingpasystem equipments with back entry provision alongwith necessary power distribution unit, cable manager, fan and lockable toughened glass door. 18 supply and installation 36 u ms rack for housing pa system equipments like zone selector, amplifier, cordless mic etc with back entry provision along with necessary power distribution unit, cablemanager, fan and lockable toughened door glass. 19 supply and installation ofwired microphonewith stand consistinghandheld, frequency response 50hz-16khz with output with level control & mix output.make :studiomaster or ahuja or equivalent 20 supply and installation of 16 channel zone selector with output provision of 16 x 100v zone selector switches make : studiomaster/ahuja/equivalent. 21 supply and installation of pa audio mixer with 8 channel mono mic/line inputs and four stereo channels. make:studiomaster / sound craft / ahuja / equivalent.