Latest sine wave generator Tenders | Government sine wave generator Tenders

Central Government / Public Sector

CTN :45478545

04 Jul, 2026 1.17 Crore

Dhanbad - Jharkhand

Tender For corrigendum : tender for supply of electrical consumable and miscellaneous items for hurl sindri c - cable tie, lock type cut to open, colour-white, thickness-2.5mm, length-100mm, material nylon 66, pack size 100. cable tie, lock type cut to open, colour-white, thickness-2.5mm, length-200mm, material nylon 66, pack size 100. cable tie, lock type cut to open, colour-white, thickness-2.5mm, length 300mm, material nylon 66, pack size 100. electrical contact cleaner spray, quick dry, packing size for liquid(ml)-500ml galvanized zinc spray, finish type-bright silver, zinc-enriched coating to repair surface damage protection against corrosion, special feature-rust resistance, packing size for liquid(ml)-500ml. silica gel, colour of silica gel-blue, particle size -9 to 12 mm, air tight container for packing of silica gel-plastic. silicon sealant, physical state- viscous paste, appearance-translucent/ opaque, color-clear/black/white/gray, surface cure-5-10 min, packing size(ml)-300ml m-seal, shelf life 12 months, hardness 75-80, impact strength - 2.5 * 3kg / c * m setting time at 30 deg c min-60 min, working temp limit 80 deg. c component resin and hardness, packaging size-1 kg gap filling pu foam spray(puf seal), application fill the gap between wall & tray, conduit pipe and wire sealing, packing size for liquid(ml)-750ml. silicon sealant gun, feed type: push-fed gun, type: cordless-corded glue gun pvc tape, material pvc, adhesive-rubber bases adhesive, adhesive side- single side, temperature range (-40 degree c to 125 degree c), colour red, length-6.5 mtr, voltage resistance- upto 600v. pvc tape, material pvc, adhesive- rubber bases adhesive, adhesive side- single side, temperature range (-40 degree c to 125 degree c), colour yellow, length 6.5 mtr, voltage resistance-lipto 600v. pvc tape, material-pvc, adhesive- rubber bases adhesive, adhesive side-single side, temperature range (-40 degree c to 125 degree c), colour blue, length 6.5 mtr, voltage resistance-upto 600v pvc tape, material -pvc, adhesive rubber bases adhesive, adhesive side- single side, temperature range(-40 degree c to 125 degree c), colour-black, length 6.5 mtr, voltage resistance- upto 600v. pvc tape, material pvc, adhesive-rubber bases adhesive, adhesive side- single side, temperature range (-40 degree c to 125 degree c), colour green, length 6.5 mtr, voltage resistance upto goov ht-tape, self bonding electric tape, for high-voltage(upto 69kv), corona and ozone resistant, moisture and corrosion resistant, overload temperature 130 deg. c. roll size 9.15 meters. teflon tape, packing type-piece, elongation % 50-60, length of tape-9 mtr, application of colour tape white al foil tape, color-sever, type-aluminium foil tape 2 inch, cello tape type single sided, tape dispenser type-high bond, self adhesive, cello tape roll size-15 meters waste cotton doth emery paper, grit size grit 40-60, material emery, form-belt, bonding type-resin, coat type-open coat, suitable material mild steel, stainless steel. roll length-40 inch. emery paper, grit size-grit 220-400, material-emery, form-belt, bonding type-resin, coat type-open coat, suitable material mild steel, stainless steel roll length 280 mn trubble gum, strong glue trap, type- glue board, container type-sachet, protection against-rats titanium putty, 1 kg 1.5 sq.mm ring type lug, insulated type, rated voltage-upto 1100v, material copper, minimum pack of 200 2.5 sq.mm ring type lug, insulated type, rated voltage-upto 1100v, material copper, minimum pack of 100 4 sq.mm ring type lug, insulated type, rated voltage-upto 1100v, material-copper, minimum pack of 10 1.5 sq.mm pin type lug, insulated type, rated voltage-upto 1100v, material-copper, minimum pack of 200 2.5 sq.mm pin type lug, insulated type, rated voltage-upto 1100v, material copper, minimum pack of 20

CTN :45688794

06 Jul, 2026 NA

Faridabad - Haryana

Tender For supply of field termination board , repair kit,6 port,gc valve,2-3-9300-108 , restrictor,so5-2-3-0500-238- r1,emerson , sov valve,4- way allen air, helium tight , moisture trap,f gc,daniel,2-4-5000-938 , repair kit, welker probe, daniel gc , seat retainer, welker probe, daniel gc , front panel keyboard display board,p153 , psu card,p155,7161550,flow boss s600 , ram supported battery,s600 or s600plus,flobo , carrier drier 8in,2-3-0500-180, emerson , cpu board,p152,f or floboss s600

CTN :45562952

01 Jul, 2026 43.22 Lacs

West Tripura - Tripura

Tender For supplying, installation, testing and commissioning of equipments for electrical measurement, electrical workshop, electrical machine & power system laboratory at ttaadc polytechnic institute, khumulwng, west tripura for the project "improvement of infrastructure in ttaadc polytechnic institute, khumulwng, west tripura, district under higher education department” under the nec scheme. (2nd call) - supplying, installation, testing and commissioning of electrical measurement, electrical workshop, electrical machine & power system laboratory equipments/machineries of electrical engineering department at ttaadc polytechnic institute, khumulwng, west tripura under the nec scheme "improvement of infrastructure in ttaadc polytechnic institute, khumulwng, west tripura, district under higher education department." (2nd call), kelvin double bridge trainer kitthe instrument should have following features : easy illustration of kelvins bridge digital display (dpm) for null detection online product tutorialthe instrument should have following technical specifications :dc power supply : +5vknown resistance : r1=100k , 20k , 10k r3=1k , 200 , 100 dpm : 2vdimensions (mm) : 240 w x 345 d x 110 hunknown resistance : 0.3 , 0.4 , 0.8 mains supply : 230 v 10%, 50 hz, whetstone bridge trainer kitthe instrument should have following features :sample : constantan, nichromeprovided with dc power supply compact designeasy to operatethe instrument should have following technical specifications:dc power supply:5vgalvanometerdeflection:30 - 0 30resistance:80 unknown resistance type: variablerange:0 - 10k wire samples: -constantan: 1mnichrome:1mfuse:500mamains supply: 90 - 275v, 50hzdimensions (mm):w 345 x d 240 x h 110, experimentation with de sautys and schearing bridgethe instrument should have following features: - a complete set up with all necessary accessories inbuilt 1 khz sine wave generator with variable amplitude null detector with dpmtechnical specification: -sine wave generatorfrequency range:1khz 10%amplitude control output: up to 15vppfuse:500 ma, s/bdpm:200 mvunknown capacitor:0.1 f, 0.22 f, 0.47 fmains supply:230v ac, 10%, 50hzdimension (mm):w 345 x d 240 x h 110, experimentation with maxwells bridgethe instrument should have following features : illustration of both maxwells inductance bridge and maxwells inductance-capacitance bridge on a single board inbuilt 1 khz sine wave generator with variable amplitude null detector with dpmthe instrument should have following technical specifications :mains supply : 230 v 10%, 50 hzdc power supply : +12v, -12vsine wave generatorfixed frequency : 1khz 5%amplitude control range : upto 20vppunknown inductors : 10 mh, 20mh, 30 mh, 56 h, 24 h, 12 hdpm : 200mvunknown internal resistance : 470w, 10 , 20 , 30dimensions (mm) : w 240 x d 345 x h 110, measurement of three phase active & reactive power with single phase wattmeter technical specifications:analog meters: analog voltmeter, range : 300v analog ammeter, range : 2a analog wattmeter power supplies: operated on mains power 415v, 50hz +10%components are mounted on the panels are: capacitive load inbuilt inductive load inbuilt resistive load (external)salient features: three phase power light indicator for mains. front panel built with high class insulated bakelite sheet with sticker well printed circuits and symbols. mcb for short circuit protection connections are brought out through 4mm colored safety sockets. patch cords 4mm. the trainer is housed in metal cabinet. size of the trainer set 36 x 24 , power & power factor measurement by ct & pt in three phase circuittechnical specifications:power supplies: ac power supply 0-415v at 4a operated on mains power 415v, 50hz +10%digital meters: digital voltmeter digital ammeter , digital wattmeter (analog), digital power factor meter components are mounted on the panels are: 3 phase capacitive load (inbuilt) 3phase resistive load (external) 3phase inductive load (external) emergency stop

CTN :45465664

18 Jun, 2026 3.00 Lacs

Thanjavur - Tamil Nadu

Tender For supply of upgradation of laboratory equipment- tansche - upgradation of laboratory equipment, digital ic trainer kit: equipped with 16 high -visibility leds for monitoring experimental outputs and logic status indication. dedicated driver circuitry provided for reliable operation and protection of all 16 leds during experimentation. all 16 driver input lines are terminated through banana connectors for flexible and easy external interfacing. includes 16 spdt toggle switches for generating manual logic input conditions in digital electronics experiments. additional 16 leds provided to display the real-time status of individual switch operations. one terminal of each spdt switch is externally accessible through banana sockets for convenient circuit connections. built -in variable clock generator enables pulse generation for sequential and timing-based digital experiments. frequency adjustment provided through potentiometer and rotary switch combination for precise clock selection. clock output is terminated through banana connectors for quick integration with external circuits and trainer modules. features dual 7 -segment led display with 7447 decoder/driver ic for bcd to display conversion experiments. inputs of the 7447 drivers are terminated at banana connectors for direct digital logic inter-facing. includes solder less breadboard for rapid circuit prototyping and reusable experimental setup development., pam,pwm,ppm trainer kit:pam- ppm- pwm modulation and demodulation techniques, using natural and flat-top sampling. natural sample, sample and hold and flat-top outputs. selectable 2 different sampling pulse frequencies on board. on board sine wave generators. voice communication using dynamic microphone and speaker. -on board filters and amplifier. functional blocks indicated on board mimics. input- output and test points provided on board. built in dc power supply -fully documented operating manual -switch faults .pulse modulation techniques: (1) pulse amplitude modulation (2) pulse width modulation (3) pulse position modulation crystal frequency : 6.14mhz .sampling frequency : 16 khz, 32 khz .sine wave generator : 1 khz & 500 hz, amplitude (0-5) v. tolerance +5% . low pass filter : 4th order bw filter. cut off frequency 3.4 khz. voice communication : voice link using dynamic mic & speaker . ac amplifier : with adjustable gain control interconnections :uninsulated sockets. power:230v,50hz . accessories : manual , set of patch chords, microphone & speaker., electronics work bench:digital storage oscilloscope (dso) - 50mhz - 1no . 3mhz function generator (fg) 1no.dual output variable power supply (rps) (0-30v/2a) - 1no. fixed output power supply ( 12v, 500ma) ( 5v, 500ma) - 1no . digital multimeter 3.5 digit [hand held type] - 2nos 3.5 digit lcr meter [hand held type] - 1no. soldering & desoldering device - 1no., mosfet drain current and transfer characteristics trainer kit:circuit diagram in the front panel.biasing components provided test points are terminated at banana connector.input: 230v ac.housed in a closed cabinet.detailed experimental manual.2mm patch chords provided for inter connecting., frequency response of cs amplifier trainer kit:circuit diagram in the front panel.biasing components provided test points are terminated at banana connector.input: 230v ac.housed in a closed cabinet.detailed experimental manual. 2mm patch chords provided for inter connecting., frequency response of cascode amplifier trainer kit: circuit diagram in the front panel. biasing components provided test points are terminated at banana connector.input: 230v ac. housed in a closed cabinet. detailed experimental manual. 2mm patch chords provided for inter connecting., class a transformer coupled power amplifier trainer kit: circuit diagram in the front panel.biasing components provided test points are terminated at banana connector. input: 230v ac.housed in a closed cabinet.detailed experimental manual.2mm patch chords prov

CTN :45433398

25 Jun, 2026 NA

Bidhan Nagar - West Bengal

Tender For supply of digital analytical balance five decimal , digital single pan analytical balance , hot air oven digital , muffle furnace , digital ph meter , analytical weight box , thermometer dry and wet bulb type , hygrometer , digital water bath temperature controlled , test sieve , flask volumetric , cylinder measuring , pipette single mark , burette graduated , moisture trap , trap volatile oil , specific gravity bottle , thermometer , flask volumetric amber colour , digital conductivity meter

Central Government/Public Sector

CTN :45406821

12 Jun, 2026 NA

Ramgarh - Jharkhand

Tender For supply of gudgen pin p no 35322080 for k g khosla air compressor model 2ha2ter , gland packing ring p no 35296041 for k g khosla air compressor model 2ha2ter , o ring of suction valve p no 24540362 for k g khosla air compressor model 2ha2ter , copper ring p no 35360100 p 2443118000 for k g khosla air compressor model 2ha2ter , solenoid valve 3 by 2 way 0 to 10 kgs 61 800 033 00 for k g khosla air compressor model 2ha2ter , assly of union tee 998 16 601 50 for k g khosla air compressor model 2ha2ter , hp end cover gasket p no 24 443 050 for k g khosla air compressor model 2ha2ter , main bearing p no 35 110 120 00 for k g khosla air compressor model 2ha2ter , moisture trap s a 37 038 040 00 for k g khosla air compressor model 2ha2ter , rubber ring of suction and delivery valve p no 24541190 for k g khosla air compressor model 2ha2ter , tee connection socket 6 od p no 998 16 543 50 for k g khosla air compressor model 2ha2ter , header 50 nb p no 35 267 240 00 for k g khosla air compressor model 2ha2ter , piston rod p no 35 328 041 for k g khosla air compressor model 2ha2ter , crank shaft 02 cylinder p no 35172040 for k g khosla air compressor model 2ha2ter , cylinder lp p no 3518034100 for k g khosla air compressor model- 2ha2ter , spring plate suction p no 35338080 for k g khosla air compressor model 2ha2ter , valve cover nut 22077200 for k g khosla air compressor model 2ha2ter , valve cover stud 22228560 for k g khosla air compressor model 2ha2ter , elbow union r 1 by 8 inch x 6 od p no 998 16 481 50 , valve bush for k g khosla air compressor model 2ha2ter * /bid number : gem/2026/b/7589097 + /dated: 02-06-2026 ' ' / bid document 1 / 21

CTN :44948846

03 Jun, 2026 3.00 Lacs

Chennai - Tamil Nadu

Tender For bid to ras supply of glassware for ral chennai d d - beaker 250 ml tall form with spout , beaker 400ml tall form with spout , burette plain 50ml with a cerificate 0.1 ml graduation with glass stopper , burette 50 ml automatic zero amber colour mounted on reservoir with glass stop clock class a , silica crucibles medium form 50 ml without lid should with stand the temperature up to 600 degree celsius in muffle furnace , cylinder graduated 50ml 1ml graduation with single metric scale and tall form with spouted neck pour out type 1b class a , dean and stark apparatus full set for the determination of moisture round bottom flask 500 ml capacity with b24 trap joint 5 ml trap without stop cock , flask std. volumetric 1000 ml with interchangeable stopper white class a certified , flask std. volumetric 100 ml with interchangeable stopper white class a certified , flask conical 250 nm plain with b24 joint and stopper , flask 310 ml capacity without joint plain neck rm pv flask , flask sugar with 110 by 100ml marking two mark , flask round bottom 1000ml capacity with b24 joint , alcohol or water re distillation assembly flat bottom flask 2000 ml with side arm having 24 by 29 interchangeable joint , glass beads 3mm dia , iodine flask interchangeable stopper 500ml , separating funnel 1000ml capacity pear shaped interchangeable stopper glass bore stop cock , one mark pipettes 100 ml with bulb class a , one mark pipettes 50ml with bulb class a , one mark pipettes 20 ml with bulb class a , one mark pipettes 25 ml with bulb class a , moisture dishes 7 to 8 cm in diameter 2.5 cm deep provided with tight fitting slip over cover , centrifuge tubes , air condenser , pipette 5 ml , pipette 2 ml , flasks kjeldahl round bottom long neck ) /bid number : gem/2026/b/7456139 * /dated: 20-04-2026 & & / bid document 1 / 21

CTN :45351358

04 Jun, 2026 NA

Pudukkottai - Tamil Nadu

Tender For supply of lab equipments - purchase of lab equipments, ask modulation and demodulation kitspecifications: 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., fiber optic communication trainer kitspecifications:power supply: 230 v ac 10%, 50 hz mains operation. built-in regulated power supply. optical transmitters: led transmitter: 660 nm. optical receivers: phototransistor / pin photodiode receiver. built-in signal conditioning and amplifier circuits. audio power amplifier with speaker/headphone output. comparator / pulse shaping circuit for digital signal recovery. test points for cro observation and signal monitoring. fiber media: multimode plastic optical fiber (pof). fiber patch cords with connectors. signal sources: built-in sine wave generator. built-in square wave / digital pulse generator. voice signal input through built-in microphone/audio source. trainer features: separate transmitter and receiver sections. on-board test points for signal observation. led indicators for signal monitoring. fault simulation facility. compact tabletop modular design. circuit diagram printed on pcb. bandwidth: analog bandwidth: up to 350 khz. digital bandwidth: up to 2.5 mhz. controls: variable signal amplitude control. variable frequency control. optical intensity adjustment. standard accessories: patch cords and connectors. power cord. audio connecting cable. user manual.

CTN :45316200

09 Jun, 2026 NA

Krishnagiri - Tamil Nadu

Tender For purchase of digital and analog communication lab equipment(tansche) - digital and analog communication lab equipment(tansche), digital ic trainer kit:1. equipped with 16 high-visibility leds for monitoring experimental outputs and logic status indication. 2. dedicated driver circuitry provided for reliable operation and protection of all 16 leds during experimentation. 3. all 16 driver input lines are terminated through banana connectors for flexible and easy external interfacing. 4. includes 16 spdt toggle switches for generating manual logic input conditions in digital electronics experiments. 5. additional 16 leds provided to display the real-time status of individual switch operations. 6. one terminal of each spdt switch is externally accessible through banana sockets for convenient circuit connections. 7. built-in variable clock generator enables pulse generation for sequential and timing-based 8. digital experiments. 9. frequency adjustment provided through potentiometer and rotary switch combination for precise clock selection. 10. clock output is terminated through banana connectors for quick integration with external circuits and trainer modules. 11. features dual 7-segment led display with 7447 decoder/driver ic for bcd to display 12. conversion experiments. 13. inputs of the 7447 drivers are terminated at banana connectors for direct digital logic interfacing. 14. includes solderless breadboard for rapid circuit prototyping and reusable experimental setup development., amplitude modulation trainer kit:1) on board carrier and modulating signal generator with amplitude and frequency adjustable 2) carrier and modulating signals are provided in the unit with frequency variable. 3) in-built regulated power supply 4) on board envelope detector 5) schematic diagram provided in the front panel modulating signal frequency : (300hz-3 khz) amplitude : (0-5) v carrier signal carrier signal frequency : 10 khz - 50 khz amplitude : (0-15) v type of modulator : 1. ring modulator 2. transistor based modulator method of modulation : 1. under modulation 2. critical modulation 3. over modulation, fm trainer kit 1) on board sine wave generator 2) provision to study modulation & demodulation in the same unit 3) test points to study different waveforms 4) in-built audio power amplifier 5) mic pre amplifier 6) built-in power supply 7) sine wave generator : frequency - 100hz to 1.2 khz with amplitude adjustable, (0-5v) 8) fm modulator : direct fm 9) carrier frequency : 20 khz (low), 367 khz(high) 10) fm demodulator : pll detector, quadrature detector, foster seelay discriminator / phase discriminator, ratio detector are provided. 11) audio power amplifier : gain 100 12) mic pre amplifier : gain 20, ask, fsk, psk trainer kita s k modulation & demodulation trainer on board data generator circuit. auto / manual mode (data generation) external patching provision provided between the modulator and demodulator. built-in power supply. modulator and demodulator are separately provided. easy interconnections are made by patch cords. mode : auto / manual input data rate : 800hz to 2 khz any external ttl compatible sequence with frequency up to 2.1 khz. carrier frequency : 20 khz power supply ratings: 230v + 10%, 50hz. f s k modulation & demodulation trainer three types of i/p sources - manual input , square input , rs232 input fsk modulator with, mark frequency: 1070 hz space frequency: 1270 pll based fsk demodulator output provided through bs2 connector and serial port. built-in power supply. p s k modulation & demodulation trainer on board programmable data generator on board carrier generator mimic diagram in the front panel type of modulator : balance modulator type of demodulator : balance demodulator binary inputs - 8-bit data length 50 khz, clock carrier inputs frequency : 200 khz amplitude : 2 v pp level converter : unipolar to bipolar supply ratings ac input (230v, 10%, 50hz) dc output (+12v,-12v, +5v, gnd, pam, pwm, ppm trai

CTN :45237558

08 Jun, 2026 1.50 Lacs

Bidhan Nagar - West Bengal

Tender For supply of silica crucible 50ml , dropper , moisture dish aluminium , bunsen burner , sieves , measuring cylinder 10 ml , measuring cylinder 25 ml , wash bottle , desiccator , enamel tray , micro spatula , laboratory tissue paper , glass bead , heat resistant gloves large , vial 2ml with screw cap , vaccumpet-cap-50ml , silicon tubes for water circulation , nitrile gloves large , thermocouple , conical flask 250 ml , conical flat bottom flask 100ml 24-29 joint , flat bottom flat flask with 24-29 joint 250ml , beaker 100 ml , burette 50 ml , burette 25 ml , burette 10 ml , pipette stand , burette stand , funnel , pipette 1 ml , pipette 2 ml , pipette 10 ml , pipette 25 ml , pipette 50 ml , pipette 100 ml , centrifuge tube racks for 50 ml , gooch crucible 50 ml , buckner flask with funnel , sintered glass crucible grade 4, cap-100ml , pipette-bulb-cap-25ml calibrated- class-a , pyknometre capacity 50ml with thermometer 0 degree c to 50degree c , amber colour volumetric flask , volumetrric flask , whatmann filter paper 4 , whatman no-44 , asbestos board , syringe with needle 5ml capacity , still head , capillary tube , test sieve , clamps , tripodstand , heatingmantlefor6sets of soxhlet apparatus , cuvette one by four inch lovibond tinto metre , flask 300 ml capacity rm-pv , ivflask,500mlcapacity , separatingfunnel 250ml, , soxhlet extractorand condenser , air condenser , burte clamp , boss head , thermometer00c-500c , volumetric flask-10ml , volumetric flask-50ml , round bottom flask- cap-500ml , moisture trap 10 ml , clevenger apparatus for heavie roil , water bath with thermo stat , wire gauge , porcelin crucible size 100ml , funnel for sample poring , probe , digital hygrometer digital , alcohol metre , thimbles , leibigcondnser 30cm length , seperating funnel- 500ml , leibigcondnser 90 cm length ) /bid number : gem/2026/b/7554302 * /dated: 18-05-2026 & & / bid document 1 / 68

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Central Government / Public Sector

Central Government/Public Sector