Latest acoustic noise control system Tenders | Government acoustic noise control system Tenders

CTN :39573420

22 Nov, 2025 NA

Coimbatore - Tamil Nadu

Tender For bid to ras supply of rf power amplifier

Central Government And Public Sector

CTN :42424520

25 Nov, 2025 NA

Chittorgarh - Rajasthan

Tender For corrigendum : tender for supply of audio visual system for conference hall : : - supply , installation , testing & commissioning of audio-visual system for conference hall of vikram nagar seminar at rawatbhata rajasthan site details as per specifications , conference controller system supply , installation , testing & commissioning of conference controller system , details as per specifications , delegate unit supply , installation , testing & commissioning of digital table top delegate discussion unit with microphone. details as per specifications , digital signal processor supply , installation , testing & commissioning of digital signal processor with built-in automatic mixing console , ducker dodger , optional feedback elimination , echo elimination , noise elimination module or better. details as per specifications , control device supply , installation , testing & commissioning of remote control device that can be customized to suit various application like processor volume or switching application scene , mixing matrix and other functions by communicating dsp through udp commands or better , should be poe powered , should have fully customizable front panel knob to adjust various parameters of dsp or better. , amplifier supply , installation , testing & commissioning of mixer amplifier , details as per specifications , ceiling speaker supply , installation , testing & commissioning of ceiling mount loudspeaker composed of a 5 inch woofer and a 1 inch rotatable tweeter or better , details as per specifications , supply , installation testing and commissioning of cable cubby with hdmi , usb , usc connection options. , rack with 08 port ipdu with temperature and humidity sensor sitc of ipdu for remote power outlet control (on/off , power cycle) by individual outlets and outlet groups. details as per specifications , wall plate supply , installation testing and commissioning of wall plate.

Central Government/Public Sector

CTN :42539013

20 Nov, 2025 NA

Bokaro - Jharkhand

Tender For corrigendum : supply of amplifier power module,p n r911308415 , control card with inbuilt plc,r911315952 , firmware for control card,p n r911318507 , memory card,p n r911296958 , interface cable f indra drive,r911318646 , rotary encoder for hcs drive,r911323378

CTN :42772611

28 Nov, 2025 NA

Salem - Tamil Nadu

Tender For sensors and actuators lab equipments - temperature measurement trainer kit 3 transducers-temperature measurement using iron/constantan thermocouple with cold compensation, using rtd and using thermistor- amplifier, constant current source- 31/2 digit display to view the temperature- built in power supplies & - legend printed in the pcb- necessary test points & - wooden closed cabinet- detailed instruction manual, behaviour of inductive and capacitive proximity sensors-inductive and capacitive proximity sensor mounted on board- proximity sensors pins terminated in terminals & - dc 24v build power supply & - buzzer and relay pins terminated in terminals & wooden closed cabinet & detailed instruction manual, displacement measurement using lvdt- lvdt range 10 mm & - screw gauge to move the core in lvdt- ac signal source, phase sensitive detector and instrumentation amplifiers & - 31/2 digit display to view displacement- test points to measure the signals & - built in power supplies- legend printed in the pcb & - wooden closed cabinet- detailed instruction manual, ldr vi characteristic and measure speed of the dc motor using optical sensor- 24v dc motor & - variable speed circuit & - slotted plate fitted in the shaft of the motor & - opto interrupter to sense the slot to use the speed of dc motor & measured the pulse & - frequency to voltage converter circuit & - digital display to display the speed- built in power supply and wooden cabinet, performance of ultrasonic sensor and moisture sensor- arduino uno board & - ultrasonic sensor & - moisture sensor- 16*2 lcd display & - the moisture and distance can be visualized in lcd display & - serial communication in pc- supporting program and usb cable and necessary patch cardwill be provided & - built in power supplies & - necessary test points & - wooden closed cabinet & - detailed instruction manual, behaviour of transistor as a switch- on/off control on dc motor using & - push button & - single pole single through (spdt) & - single pole double through (dpdt) & - limit switch & - transistor as a switch & - relay switch- built in power supplies & - necessary test points & - wooden closed cabinet & - detailed instruction manual, forward and reverse control of three phase ac motor- 2 nos. of 3 phase 16a main contactors & - 3 phase input, fuses- stop, start fwd, start rev, push switches & - control inputs and outputs wiring & - indication of forward and reverse operation- proper termination for 3 hp cage motor & - wooden closed cabinet, pneumatic circuit for double acting cylinder trainer kit consisting of- 2 feet x 2 feet hylam panel & - supporting stand & - frl with base 1 no. & - hand slide valve with base 1 no.- double acting cylinder 25mmx100mm with base 1 no.- 5/2 solenoid valve valve 24v with base 1 no. & - flow control valves with base 2 nos. & - necessary plugs and cable- switch module 1no & - 24v, 2a power supply- without air compressor, servo motor control with an arduino shield- arduino uno board & - mg90s servo motor & - 16*2 lcd display- sweeps the shaft of servo motor back and forth across 180 degree & - potentiometer value and shaft position visualized in lcd display & - serial communication in pc- supporting program and usb cable and necessary patch card will be & provided & - built in power supplies, necessary test points- wooden closed cabinet, detailed instruction manual

Central Government/Public Sector

CTN :42796386

02 Dec, 2025 NA

Sundergarh - Odisha

Tender For supply of control processor, cp4, 4-series, creston , gooseneck micphone w/stand, sennheiser , dig. signal processor, solarofr1d, xilica , surface- mount speaker, 6.5" 2-way, crest , ntwrk, pwr, amp, amp-x300, crestron network power amplifier, 4-channel, 600w per channel with following specifications: professional-grade four-channel network power amplifier delivering 600 watts per channel at 4/8 ohms or 70/100 volts. electrical & audio performance : output power : 600w per channel 4/8 ohm or 70/100v nominal; 1200w per bridged pair 8 ohm power throttle settings : 600,500,400,300,250,200,150,125,100,75,50 w per channel frequency response: 20hz to 20khz /- 0.5db 1w (4 8 ohm mode) 200hz to 20khz /- 0.5db 1w (70v/100v mode) high-pass filter: -3db 80hz, 12db/octave in 70v/100v mode thd n : 0.05 1khz, 3db below clipping s/n ratio : 103 dba (20hz 20khz) channel separation : 70db input sensitivity : 1.29 vrms ( 4dbu balanced)for full-rated output power dynamic range: 103db operating modes (configurable via crestron avia audio tool software) mono : each channel configurable to operate independently stereo : adjacent channels (1&2, 3&4) configurable as linked stereo pairs bridged : adjacent channels configurable as 8 ohm bridged mono output 4/8 ohm mode : low-impedance operation 70v/100v mode : high-impedance distributed line operation protection & monitoring fault protection : over current (per channel), dc offset, over temperature,under voltage output relays : disconnect speaker line under fault or ) /bid number : gem/2025/b/6898417 * /dated: 17-11-2025 & & / bid document 1 / 14

Central Government/Public Sector

CTN :42808756

24 Nov, 2025 NA

Multi City - Chhattisgarh

Tender For ,[1] dsp ethernet controller (p/no ek0808) 1.000 ea,[2] controller data aquisition (p/no ek0310) 1.000 ea,[3] ad converter data logging p/noek0311-2 1.000 ea,[4] amplifier,ek0411 1.000 ea,[5] integrator16-channel digital p no ek0603 1.000 ea,[6] powersupplysp-320-24/88-264vac(77020081) 1.000 ea,[7] parts set power supply pno 71000916 1.000 ea,[8] hv and dmb distribution board (ek0612) 1.000 ea

CTN :42811003

28 Nov, 2025 NA

Pune - Maharashtra

Tender For supply of thermocouple amplifier,rtd mdules,four digit seven segment displays,micro controller,power supply,din rail enclosure,test bench,illustrative display,technical manual and wiring diagram,multimeter,thermocouple probes,rtd probes,thermistor module,infrared temp sensor,thermometer,shielded thermocouple cable,twisted pair rtd cable,connectors and terminal blocks,protoboard small pcbs,terminal glands and mounting hardware,heat shrink ferrules wiring,header jumper dupont wires,din rail mounting hardware,panel lables and faceplate printing,heating element and temprature chamber,cooling source

CTN :42760076

05 Dec, 2025 NA

Almora - Uttarakhand

Tender For supply of analog pa amplifier ssa 250 dp d d - analog pa amplifier ssa 250 dp , amplifier dpa770 m with bluetooth , analog pa amplifier dual channel tza 4000 dp , wires micriophone goose micgm 601 lm with base gmg 6c , wires micriophone goose mic gm 611 lm with base gmg 6c , two way pa speaker srx120 , two way pa speaker srx 440 , wired microphone shm 1000 slr pro 32oo , 457 2 horn loud speaker au 50xt , tripod speaker stand dgn , tripod speaker stand dgt , speaker stand sta 100 , dual channel audio mixer amx 812 , max pvc speaker mike cable , padual projection speaker 20 watt , unidirectionalwith volume control and mic with ptt switch microphone am 22 hsd mega phone analog pa amplifier ssa 250 dp power output- 300 w max, 250 w rms at 10% thd, 220 w rms at 5% thd, 200w rms at 2% thd input channel -6x mic 0. 65mv/4. 7k , 2xaux 100mv/470k , 1xline 1v/50k freq response- 50- 15000 hz 3db , signal to noise ratio- 60db , tone controlbass 10db at 100 hz, treble 10db at 10 khz , speaker output- 4 , 8 , 70 v & 100 volts , digital player-mp3 player with usb, sd & mmc card, card reader & bluetooth, power supply-ac 220 v- 240 v, 24-volt dc, power consumption- 460 va, dc 6 amp. , weight- 16 kg, amplifier dpa 770 m with bluetooth power output- 75w rms (70w rms at 5% thd) input channel-4 x microphone (0. 6mv/4. 7k ) 1 x auxiliary (100mv/330k ) freq response50-15,000 hz 3 db, signal to noise ratio- 60db, tone control- bass: +10db at 100 khz, treble: +10db at 100khz speaker output- 4 ,8 , 70v & 100v, digital player- built-in mp3 player with usb, sd, and mmc card reader, bluetooth power supply- ac 220 v- 240 v, 12 v dc, power consumption- ac: 360 va dc:4a, weight- 8. 8 kg, analog pa amplifier dual channel tza 4000 dp power output ) /bid number: gem/2025/b/6885529 * /dated: 14-11-2025 & & / bid document1 / 19

CTN :42776548

01 Dec, 2025 NA

Hyderabad - Telangana

Tender For supply of twt power amplifier (8ghz to 18ghz) with accessories

CTN :42776729

26 Nov, 2025 NA

Hyderabad - Telangana

Tender For supply of audio system for auditorium :--uhf wireless lapel mic , uhf wireless hand held mic , antenna power distribution system , antenna amplifier , active directional antenna , uhf coaxial antenna cable bundle , ghoose neck microphone , active stage monitor speaker , professional monitoring headphone , wireless presentation pointer , vga to hdmi converter , digital signal processor , installation testing and commissioning charges

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