Latest audio conference system Tenders | Government audio conference system Tenders

Central Government And Public Sector

CTN :45252054

03 Jun, 2026 NA

Varanasi - Uttar Pradesh

Tender For corrigendum : providing of dth/cable service - channel based - new pack/ renewal of pack per connection for cable service; tata play; digital hd; as per annexure-a,dth/cable service - channel based - new pack/ renewal of pack per connection for cable service; tata play; digital hd; as per annexure-b,dth/cable service - channel based - new pack/ renewal of pack per connection for cable service; tata play; digital hd; as per annexure-c

CTN :45363413

15 Jun, 2026 NA

Tiruchirappalli - Tamil Nadu

Tender For supply of euipments for ece lab - ece laboratory, dth trainer kit power supply 200v to 240v ac, 50hz, dish antenna 1.5 aluminum steerable, lnb low noise block down converter input frequency ku band.output frequency 950 to 1450 mhz. conversion gain 65 db. noise temp 35 degree k max. set top box receiver in trainer form if frequency 70 mhz.video bandwidth 50 hz to 5 mhz. video output level 1 vpp at 75 ohm load video polarity normal and or inverted switch selectable audio sub carrier frequency tunable from 5.0 to 8.0 mhz. r.f output channel no 2 uplink satellite insat 4a controls channel selecting, volume, faults 5 no. pcb size 15"x12" with block diagram in multicolor section wise standard accessories dish antenna1.5 feet,lnb,trainer pcb,dish connecting wire, audio-video cable,teaching manual,acrylic cover. hardware material for assembly of dish antenna. dth subscription connection doordarshan free channels

CTN :45343672

11 Jun, 2026 NA

Madurai - Tamil Nadu

Tender For purchase of electronics and communication engineering practices (equipment) - equipments for electronics and communication engineering practices:, 8051 micro controller kit operating voltage: +5 v dc. flash memory: 4 kb (at89c51) / 8 kb (at89s52). ram: 128 bytes internal ram. 16 2 alphanumeric lcd display. push buttons / tactile switches. dip switches for digital input. inbuilt adc interface: ldr, potentiometer. inbuilt dac interface. inbuilt stepper motor driver with stepper motor. inbuilt dc motor driver with dc motor. 1 4 led array, 1 4 keypad, 1 relay. 1 buzzer, 16 2 lcd display, 1 pwm driver. 1 hardware interrupt key, inbuilt rtc. inbuilt eeprom and uart module. 4 7-segment display. supports both assembly and c language programming. pc interfaceable., embedded trainer kit (using lpc2148) cpu -lpc2148, core -16/32 bit arm7tdmi-s speed -max 60 mhz, flash -512kb, ram (on-chip) 40kb, 46 general purpose i/opins, usb2.0 one 10bit a/d converterwith 14 analog inputs, one 10bit d/a converter, six pwm &watchdog two uarts (16c550), two i2c (400kb/s), two spi eight bit digital output, eight bit digital input,16x2 characters lcd and 4x4 matrixkeypad one potentiometer for giving analog input, relay & buzzer interface i2c devices: rtc, eeprom and seven segment display, on board stepper motordriver lm35 temperature sensor, one rs 232 lines are terminated at 9 pin d type connector and usb interface board has inbuilt power supply and mounted in sturdy cabinet accessories usb cable with utility software to download programs from pc to target board power cord, user manual, ask modulation and demodulation kit message signal1:8-bit variable data,amplitude 5v. message signal 2:debounced data, amplitude low (0) and high (5 v). message signal 3:fixed data 25 khz, 12.5 khz, 6.25 khz, 3.12 khz, amplitude 5 v. carrier signal: sine wave, frequency 200 khz, amplitude 5 v. modulator type: switching modulator using analog switch / transistor switching ic. demodulator: envelope detector and lpf. comparator: lm311 based. supply voltage (board): +12 v, +5 v dc. supply current: 100 ma minimum. input voltage: 230 v ac, 50 hz. interface connectors: 2 mm banana socket., dth trainer kitpower supply: 200 v to 240 v ac, 50 hz.dish antenna: 1.5 ft aluminium steerable dish antenna.lnb (low noise block down converter):input frequency: ku-band. output frequency: 950 mhz to 1450 mhz. conversion gain: 65 db. noise temperature: 35 k (max).set-top box receiver in trainer form: if frequency: 70 mhz. video bandwidth: 50 hz to 5 mhz. video output level: 1 vpp at 75 load. video polarity: normal/inverted, switch selectable. audio subcarrier frequency: tunable from 5.0 mhz to 8.0 mhz. remote control provided. hdmi cable: 10 m.controls: channel selection. volume control.fault simulation: five built-in simulated faults for troubleshooting experiments. if signal disconnected. video output fault. audio mute fault. tuner misalignment. rf output interruption.pcb size: 15" 12" with multicolour section-wise block diagram.standard accessories: 1.5 ft dish antenna. lnb. trainer pcb. dish connecting wire. audio-video cable. user manual. acrylic cover. hardware materials for assembly of dish antenna.additional features: dth subscription connection with doordarshanfree channels. free-to-air channel demonstration.

CTN :44991680

29 May, 2026 NA

Jodhpur - Rajasthan

Tender For corrigendum : providing of dth/cable service - channel based - new pack/ renewal of pack per connection for dth service; tata play; digital hd; news 18 assam / north east sd (assamese news), aath sd (bangla gec), star jalsha sd (bangla gec), jalsha movies sd (bangla gec), star..

CTN :45296699

25 Jun, 2026 NA

Gorakhpur - Uttar Pradesh

Tender For augmentation and improvement/upgradation of telecom infrastructure by supply, installation, testing, commissioning of ip based intercom exchanges & telecom equipments along with lan cabling including associated works related to fire alarm system, lightening arrestor, power supply and replacement of old analog pcste conference system with digital audio conference system in head quarter gorakhpur, n.e. railway.

Central Government/Public Sector

CTN :45101987

12 May, 2026 4.5 Thousand

Baramulla - Jammu And Kashmir

Tender For corrigendum : providing of dth/cable service - channel based - new pack/ renewal of pack per connection for dth service; airtel digital; digital hd; news 18 assam / north east sd (assamese news), aath sd (bangla gec), star jalsha sd (bangla gec), jalsha movies sd (bangla gec),..

Central Government/Public Sector

CTN :44957980

04 May, 2026 49.2 Thousand

Shimla - Himachal Pradesh

Tender For corrigendum : providing of dth/cable service - channel based - new connection for dth service; not applicable; digital hd; aaj tak hd (hindi news)

Central Government/Public Sector

CTN :45039683

11 May, 2026 NA

Chandigarh - Chandigarh

Tender For rfp for supply, installation, testing and commissioning of digital audio conference system in the assembly chamber at punjab vidhan sabha, chandigarh

CTN :44701130

04 Apr, 2026 1

Jalandhar - Punjab

Tender For providing of dth/cable service - channel based - new pack/ renewal of pack per connection for dth service; tata play; digital hd; bbc world news sd (english news), 1sports sd (english sports), ndtv 24*7 sd (english news), ndtv profit sd (english news), cnn news 1..

CTN :44561705

28 Mar, 2026 NA

South Andaman - Andaman And Nicobar Islands

Tender For providing of dth/cable service - channel based - new pack/ renewal of pack per connection for dth service; sheeba sat vision; digital hd; bbc world news sd (english news), romedy now sd (english movies), movies now hd (english movies), times now world sd (english..

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