Digital Voice Recorder Tenders

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Central Government/Public Sector

CTN :45212220

14 Jul, 2026 NA

Delhi - Delhi

Tender For corrigendum : supply of supply, installation & testing of digital voice recorder (dvr) system (qty. 15)

CTN :45738823

10 Jul, 2026 NA

Leh - Jammu And Kashmir

Tender For supply of water dispenser , pedestal fan , digital voice recorder , plastic table , printer epson

CTN :45701268

01 Jul, 2026 NA

Patna - Bihar

Tender For supply of 185 unit pieces of digital voice recorder for use of of the court

CTN :45696133

13 Jul, 2026 NA

Palacode - Tamil Nadu

Tender For supply of equipment for electronics and communication engineering department - supply of equipment for electronics and cmmunication engineering department, 8051 micro controller kit :specification : 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., temperaturemeasurementkitspecification : sensors:rtd (pt-100), thermocouple (fe-k/j-type), and/orthermistor (ntc). display: 3 digit led/lcd digital display(typically 200 mv fsd). temperature source: portable water kettle orheater block. signal conditioning: on-board circuitry foramplification, linearization, and cold junctioncompensation. test points: multiple 2 mm / 4 mm banana socketsfor monitoring input/output signals. power supply: 230 v ac, 50 hz, single-phase. accessories: glass thermometer, 10 k ntcthermistor probe, k-type thermocouple probe,patch cords and user manual., ask modulationanddemodulation kit:specification : 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 analogswitch / 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 kit:specification :power 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 troubleshootingexperiments. if signal disconnected. video output fault. audio mute fault. tuner misalignment. rf output interruption.pcb size: 15" 12" with multicolour section-wise blockdiagram.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 withdoordarshanfree channels. free-to-air channel demonstration., fpga trainer kit:specification : must use industry-standard mid-range fpgadevice usb-jtag programmable, compatible withvivado ise (webpack). power supply: 5 v dc through usb or externaladapter. on-board peripherals: leds, switches, pushbuttons, 7-segment display,clock source, gpio /pmod expansion ports, uart, vga / hdmi, usbuartbridge, usb cable. user manual.

State Government

CTN :45493248

29 Jun, 2026 NA

Kangra - Himachal Pradesh

Tender For corrigendum : providing of dth/cable service - channel based - new pack/ renewal of pack per connection for dth service; dish tv; digital hd; 200

Central Government And Public Sector

CTN :45672184

06 Jul, 2026 NA

Varanasi - Uttar Pradesh

Tender For 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

State Government

CTN :45655066

29 Jun, 2026 NA

Vijayawada - Andhra Pradesh

Tender For procurement of scientific & investigation equipment for the director general, anti-corruption bureau department, goap, vijayawada (2nd call) - spy voice recorder, spy keychain voice recorder, spy pen digital voice recorder, usb voice recorder, spy necklace voice recorder, belt audio recorder, credit card audio recorder, eyeware glasses camera, good quality plastic spy cam, sony cyber shot camera, san disk pen drive 64 gb, san disk memory card64 gb, seagate 2 tb external hdd, dvd 4.7 gb, spy gsm bug listening live vr

Central Government/Public Sector

CTN :45639554

25 Jun, 2026 NA

Baramulla - Jammu And Kashmir

Tender For providing of dth/cable service - channel based - new pack/ renewal of pack per connection for dth service; tata play; digital hd; animal planet sd (english/hindi infotainment), discovery channel sd (english/hindi infotainment), discovery science sd (english/hindi..

CTN :44991680

24 Jun, 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..