Latest coaxial attenuator Tenders | Government coaxial attenuator Tenders

CTN :45516001

20 Jun, 2026 NA

Krishnagiri - Tamil Nadu

Tender For purchase of ece lab electronics equipments - equipments for ece, dual output regulated dc variable power supplyinput voltage : 230v/50hz acoutput voltage :(0-30)v dcoutput current :(0-2)a dcprotection circuit : over voltage, over current, and short-circuit protectionhigh efficiency : greater than 85%low ripple and noise : less than 50 mvdigital display, function (signal) generatorspecs:frequency range : 0.1hz to 5mhzdisplay :4 to 6 digit led displayoutput waveforms : sine, triangle, square, pulse, rampamplitude :0-20 vpprise time :100 nsdistortion : 1% within specified frequency rangepower supply : 230v ac 10% , 50-60 hzoutput amplifier protection : short circuit and 15voverload protectiondc offset: 0 to 10 v adjustableattenuation: 0 to -60 db, decade resistance box range : 1 to 1m rotary switch selection with 6 dialssteps : 1 , 10 , 100 , 1k , 10 k , 1m accuracy : 1%, decade capacitance box range : 100 pf to 100 frotary switch selection with 6 dialsmaximum voltage : 350vaccuracy : 1%, decade inductance box range : 10 h to 10 hrotary switch selection with 6 dialslow-loss inductorsaccuracy : 1%, sim reader trainer kitpower supply :operates on 230v ac 10%, 50hz mains supplybuilt-in regulated smps power supplyoperating dc supply : 5v/12v with overload and short-circuit protectionsim card interface :supports gsm sim cards compatible with 2g / 3g / 4g / 5g networkssim card read/write interfacesupports sim card initialization, authentication and communication functionscompatible with standard 6-pin / 8-pin sim card socketscommunication interface :usb 2.0 interface for pc communicationrs-232 serial communication interfaceuart communication facility for embedded system interfacingsim operating parameters :selectable sim clock frequencies3.579 mhz7.159 mhz14.318 mhzsim supply voltage selection facilitysim reset and activation controlsupported protocols and standards :gsm etsi 07.07 and etsi 07.05 at command supportiso/iec 7816 smart card communication supportsim communication command monitoring facilityhardware features :on-board sim card socketled indication for :power statussim detectionreset activityuser manualutility software cd / downloadable software packagedata transmission/receptionbuilt-in keypad for standalone operation.lcd display module (128 64) for menu and status display.on-board microcontroller-based control section.software support:at command execution and monitoring software.sim manager utility software.data logging and communication terminal utility.pc-based gui software for sim data communication experiments.trainer features:fault simulation facility for troubleshooting experiments.simulation of faults such as:sim not detectedclock failurevcc failurereset failuremultiple on-board test points for signal observation.test points for:sim rstsim_clksim iovccuart tx/rxsuitable for cro/dso signal monitoring.glass epoxy pcb with educational block diagram layout.compact tabletop enclosed cabinet design.construction:front panel with printed block diagram.banana test points and patching facility.standard accessories:gsm sim trainer unit.usb communication cable.rs-232 communication cable.power cord., microwave test bench with reflex klystron oscillatormicrowave source :relex klystron tube with klystron mountoperating frequency in x-band (8.2ghz to 12.4ghz)electronic tuning through repeller voltage controlsuitable for cw microwave generationklystron powersupply:regulated klystron power supply unitbuilt-in modulation facilityoverload and short circuit protectionoperates on 230v ac 10%, 50hz mains supplywaveguide components:isolator variable attenuatorfrequency meterslotted line section with tunable probecrystal detector mountmatched loadmovable short / terminationwaveguide stands and accessoriesmeasurement unit:solid state vswr meter with high sensitivityswr measurement facilitysuitable for detector output monitoringtechnical specification :frequency range : 8.2 ghz to 12.4 ghzwaveguide types : wr-90detector type : crystal detecto

Central Government/Public Sector

CTN :45478838

07 Jul, 2026 2.54 Crore

Goa - Goa

Tender For provision of electrical equipment against ber equipment held on charge of ge i cg goa - taking down existing industrial socket, indoor/outdoor unit of split type acs of any capacity and size with voltage stabiliser etc. contractor will carefully remove the aforesaid equipment from site and deposit to mes store under age e/m goa complete all as specified and directed., taking down old aluminium/copper sub main wiring of any type and capacity incl. all accessories and all as directed. note : (i) old dismantled wiring and accessories will be contractors property and credit will be charged against schedule of credit., supply and fix split air conditioner inverter type unit wall mounted, high wall split units indoor & outdoor complete with provision of cordless remote control unit and with inbuilt air ioniser and plasma filter for better indoor air quality with bee 5 star rated and capacity 1.5 tr, single phase 240 volts, 50 hz complete all as directed by engr-in-charge. make: voltas, lg, bluestar, hitachi., supply and fix split air conditioner inverter type unit wall mounted, high wall split units indoor & outdoor complete with provision of cordless remote control unit and with inbuilt air ioniser and plasma filter for better indoor air quality with bee 5 star rated and capacity 2.0 tr, single phase 240 volts, 50 hz complete all as directed by engr-in-charge. make : voltas, lg, bluestar, hitachi., supply and fix voltage stabilizer for automatic operation, single phase naturally air cooled indoor type & designed for input variation between 170 v to 250 v with output voltage stabilized at 230 v with accuracy of 2.5% and of capacity 4 kva. make: v-guard, luminious, microtek., supply and fix voltage stabilizer for automatic operation, single phase naturally air cooled indoor type & designed for input variation between 170 v to 250 v with output voltage stabilized at 230 v with accuracy of 2.5% and of capacity 5 kva. make: v-guard, luminious, microtek., m & l for sub main wiring with two runs of single core 4 sqmm frls copper conductor pvc insulated unsheathed cable as per is 694-1990 (third revision) drawn through & incl casing and caping of suitable size with all accessories such as tees, elbows,couplings, junction boxes etc, as required fixed on wall along with one run of 4 sqmm single core frls insulated unsheathed copper conductor cable as continuous earth wire and connecting to existing main switch board/ distribution board and testing on completion etc complete all as directed. note : (i) two runs of phase & neutral wire, one run of earth continuity conductor cable and one run of casing & capping will be measured as one unit for payment purpose.(ii) the wiring shall be done in proper colour coding using red, yellow and blue for phase, black for neutral and green for earth leads., s & f single pole and neutral enclosure with a two pin and earth plug and socket complete with one single pole c series mcb 20 amps complete all as specified., supply and fix refrigerators not less than 310 litres, electric driven (single phase), bee 5 star rate with the following features i.e frost free, double door, auto defrost to stop ice builtup, adjustable temperature controller, double door with separate compartment for freezer inverter type compressor with energy efficiency of 5 star rating, tuffened glass shelf complete with an overall product warranty of one year & 10 year on compressor complete including all as specified and directed. note - old removed item shall be deposited in mes store., supply and fix electric water heater, storage type fibre body with copper heating element upto 2 kw capacity 25 litre, bee 5 star rated complete with all accessories such as safety valve, thermostate, nrv, pvc connection pipe and plug top 15 amps etc. including taking out unserviceable one complete all as specified and directed. note - old removed geyser shall be deposited in mes store. make orient cat part no. enam

Central Government/Public Sector

CTN :45513751

22 Jun, 2026 99.52 Lacs

Ahmedabad - Gujarat

Tender For supply of tirfor two pint five tor one point five t , tirfor 5t or 3 t , pull lift zero point seven five t or zero point eight t , ladder trolley suitable to move on railway track , earthing discharge rod complete , aluminium straight ladder extendable type , first aid box made of gi or al sheet , stretcher two fold type , set of 4 fire buckets of 10 l capacity , portable fire extinguisher dry chemical powder , portable fire extinguisher dry chemical powder type and suitably mounted on trolley , d shackeles set of alloy steel , set of steel slings with eye on each end , stainless steel digital micro meter , bench vice 6 inch suitably mounted on steel table , canvass tarpaulin 12m by 12m with ropes and spikes of adequate size , portable 5kva silent diesel gen set with battery push button start , binoculars , vernier calipers digital , digital multi-meter , high sensitivity digital multi-meter , aluminium self supporting stool type magjic pole ladder 8 feet long , drop out fuse pull rod made of fibre body extension type and suitable for use on 25 kv ohe , half inch square drive socket set containing 22 sockets with 5 attachments packed in power coated carrying case , transformer oil acidity testing kit with all accessories , portable arc welding machine 250 a capacity , clip on digital tong tester suitable for measuring ac current 600amp , digital breaker time interval meter , insulation megger with voltage selectable range of 250v and 500 v and 1000 v , supply of automatic transformer oil bdv testing kit , transformer oil filtration plant 125 litre per hour capacity , auto transformer which should be close type dimmer , load cell tester suitable for 40 ah and 200 ah battery , spanners set , 52 pieces socket set with storage case , insulation megger with voltage selectable range , supply of digital ground or earth tester , thermal imaging camera with software , fully automatic capacitance and tan delta test set , transformer oil as per is 12463 , ratchet lever hoist three point two ton , ratchet lever hoist one point six ton , universal come along clamp , extension ladder 2 by22 , pillar drill machine , bench grinder , portable welding generator set , industrial safety belts and harnesses , heavy duty contact wire cutter 36 inch suitable to cut copper contact wire 107 sq.mm , supply of dropper wire cutter size 12 inch. , single sheave pulley block wheel size three point five inch by half inch , single sleave pulley of fibre of size three point five by half , single sleave pulley blockof steel of size six by one , polyester slings with 1 tonne , double ply polyester webbing slings , ply polyesterwebbing slings with load capacity 3 tonne , polyester slings of 4 m and 10 m , supply of contact wire splicing jig suitable to splice 107 sqmm contact wire , angle cutter electric 355 , supply of 5 drill bits rotary hammer drill ndrf , fiber ladder of 11m and 8m , atd bearing removal tool , hydraulic crimping tool , spring loaded stabilizer auger type post hole digger , digital spirit level , single point laser class ii handheld digital infrared thermometer , hydraulic dyanamometer 10 ton capacity with steel carrying box , 4 stroke engine telescopic pole , digital camera , hand operated rotary barrel pump , chain pulley block 3 tonne capacity with standard lift 3 meter as per is 3832 , fibre body handheld electric blower , magic pole ladder 8 feet made out of aluminium side section , transformer oil sampling bottles, size 1500 millilitre in box. , contact resistance meters measuring range 100 milli ohm , digital lcr meter 3 one by two digit 1999 counts , supply //bid details 2 / 62 of magnetic drill machine with magnetic stand , rechargebale portable battery operated hand cutter

CTN :45475065

18 Jun, 2026 NA

Krishnagiri - Tamil Nadu

Tender For procurement and installation of ece lab equipments - procurement and installation of ece lab equipments, single output variable dc rpsu single output regulated power supply- input voltage: 230v/50hzac- output voltage: (0 30v)dc- output current: (0 2a)dc- protection circuit: over voltage and over current protection, short-circuit protection- high efficiency: greater than 85%- low ripple and noise: less than 50 mv, dual output variable dc rpsudual output regulated power supply- input voltage: 230v/50hzac- output voltage: (0 30v)dc- output current: (0 2a)dc- protection circuit: over voltage and over current protection, short-circuit protection- high efficiency: greater than 85%- low ripple and noise: less than 50 mv, function generatorfrequency range: 0.1 hz to 2 mhz.display: 4 to 6 digit led displayoutput waveforms: sine, triangle, square, pulse, ramp.amplitude: 0 20 vp-p.rise time: 100 ns.distortion: 1% (within acceptable range of frequencies).power supply: ac 220 v 10%, 50-60 hzoutput amplifier protection: protected against short circuit and 15v overload, digital storage oscilloscopebandwidth: 50 - 100 mhz.sampling rate: 1gs/s.channels: 2 (minimum)power supply: 100v 240v ac, 50-60 hzautomatic measurement: vpp, vavg,rms, frequency, period, vmax, vmin, rise time, fall time, + width, - width, +duty, - duty etc.,horizontal scale: 5 ns/div 100 ns/div or equivalentvertical resolution: 8 bits (2 channels simultaneously)vertical sensitivity: 1 mv/div 10 v/div (at input)waveform math: +, -, x , , invert, fft etc.,waveform storage: 16 waveforms or equivalentcommunication interface: usb host, usb interface.7-inch color display or equivalentbasic trigger functions, digital vo;tmeterdc voltmeter digital 3 digit display (0-100 v), 0.5 % accuracy (class 0.5 equivalent) (2000), digital ammeterdc ammeter digital 3 digit display (0-2 a), 0.5 % accuracy (class 0.5 equivalent) (1500), eliminator transformer (stepdown)input - 220v - 240v ac, 50 hz, output-2v to 12v dc, 0-2 a ripple: 5mv, embedded lpc 2148 kit cpu - lpc2148, core - 16/32 bit arm7dmi-s speed - max 60 mhz, flash - 512kb, ram (on-chip) - 40kb, 46 general purpose i/opins, usb2.0 one 10bit a/d converter with 14 analog inputs, one 10bit d/a converter, six pwm &watchdog two uarts (16c550), two i2c (400kb/s), two spi s eight bit digital output, eight bit digital input, 16 x 2 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 connectorand 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 example programs in embedded c and assembly with documentation (soft copy) power chord, user manual with cd/dvd, free demonstration after delivery, single phase induction motorsingle phase induction motor, 230v ac, 50hz supply.power rating 1 hp (0.75 kw).speed 1440 rpm.capacitor start/run type suitable for lab useloading setup portable ammeter and digital tactometer contact type, single phase autotransformerinput - single-phase, 230v/240v, 50 hz, 4a, ac output - 0 to 270vac, class "h" or class f insulation., lvdt trainer kitac mains power supply : 230v 10%, 50hzfixed regulated dc power supply : +5v, 12v /500matransducer : lvdtlvdt displacement : 20mm (40mm total)displacement scale : linear 20mmdisplacement display (mm) : red color 3 digit led displayexcitation frequency : 4khzexcitation voltage : ac variable 5v, strain guage trainer kitmetal foil strain gauge mounted on beam/cantileverstrain measurement under applied loadwheatstone bridge arrangementsignal conditioning and amplification circuitinstrumentation amplifiers, 3 digit display of strain / output voltagezero and gain adjustment controlsprovision for applying calibrated loadsregulated power supply, 230 v ac, 50 hztable-top tr

CTN :45465678

19 Jun, 2026 NA

Kanchipuram - Tamil Nadu

Tender For supply, installation and testing of electronic equipments - supply -ece lab equipments, single output regulated dcvariable power supply- input voltage: 230v / 50hz ac. output voltage: (0 30)v dc. output current: (0 2)a dc. protection circuit: over voltage, over current, and short-circuit protection. high efficiency: greater than 85%. low ripple and noise: less than 50 mv. digital display., dual output regulated dc variable power supply- input voltage: 230v/50 hz ac. output voltage: (0 30)v dc. output current: (0 2)a dc. protection circuit: over voltage, over current, and short-circuit protection. high efficiency: greater than 85%. low ripple and noise: less than 50 mv. digital display., function generator - frequency range: 0.1 hz to 5 mhz. display: 4 to 6 digit led display. output waveforms: sine, triangle, square, pulse, ramp. amplitude: 0 20 vpp. rise time: 100 ns. distortion: 1% within specified frequency range. power supply: 230 v ac 10%, 50 60 hz. output amplifier protection: short-circuit and 15 v, digital ic trainer kit with breadboard - +5 v dc, 1 a regulated power supply. 12 v dc / 15 v dc, 200 ma regulated power supply. solderless breadboard with minimum 840 tie- points,power distribution buses. zif (zero insertion force) ic sockets to accommodate 8 or 16 pin ics. logic input and output leds for output monitoring. 16 buffered led outputs. 16 debounced switch inputs. variable clock generator: 0.5 hz to 50 hz. single pulse output: 100 ms (buffered, positive and negative outputs). one seven-segment display with 4 bcd inputs. built-in logic switches. manual clock: debounced push-button (one pulseper press)., dc voltmeter(digital) - dc digital voltmeter - 3 digit led/lcd display, measurement range: 0 20 v dc,accuracy: class 0.5( 0.5 % full-scale), dc ammeter - dc ammeter digital - 3 digit led/lcd display, measurement range: 0 5 a dc,accuracy: class 0.5 ( 0.5 % full-scale), lvdttrainer kit - ac mains power supply: 230 v 10%, 50 hz. fixed regulated dc power supply: +5 v, 12 v / 500 ma. transducer: lvdt. lvdt displacement: 20 mm (40 mm total). displacement scale: linear 20 mm. displacement display: red color 3 digit led display. excitation frequency: 4 khz. excitation voltage: ac variable excitation voltage up to 5 v., strain gauge trainer kit - ac mains power supply: 230 v 10%, 50 hz metal foil strain gauge mounted on beam/cantilever. strain measurement under applied load. wheatstone bridge arrangement. instrumentation amplifiers with 3 digit display for strain / output voltage. table-top trainer with labelled panel. test points for signal measurement. built-in dc power supplies and wooden closed cabinet. supplied with patch cords and 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. supply voltage (board): +12 v, +5 v dc. input voltage: 230 v ac, 50 hz. interface connectors: 2 mm banana socket., fpga trainer kit - must use industry-standard mid-range fpga device usb-jtag programmable, compatible with vivado ise (webpack). power supply: 5 v dc through usb or external adapter. on-board peripherals: leds, switches, push buttons, 7-segment display,clock source, gpio / pmod expansion ports, uart, vga / hdmi, usb- uart bridge, usb cable. user manual., measurement scale: a vertical steel meter scale, usually with (1mm) graduations, for precise deflection measurement., accessories: includes a set of slotted weights (e.g., (6times 50g) or similar sets) for incremental loading.

CTN :45475070

15 Jun, 2026 NA

Chennai - Tamil Nadu

Tender For purchase of non-consumables for physics lab in basic engineering (first year) department - purchase, joule calorimeter - copper vessel, battery eliminator 3a, (2,4,6,8,10,12 v), tubular rheostat 20-3.3a, one way plug key, analog type dc ammeter (0 2a), voltmeter (0-5v), thermometer (alcohol), stop clock, ic regulated battery eliminator- ic regulated, input: 230v ac; output: 0-12v dc in steps of 2v; capacity: 1a or 2a., galvanometer- moving coil type, 30-0-30 scale, unbranded with bhel specification-sensitivity 0.143mm/v, voltmeter- dc voltmeter; range 0 10 v, analog, ammeter- dc (0 - 2 amp), parallelogram apparatus- parallelogram law of forces apparatus fitted with stand, decade resistance box- resistance box 12 month warranty (dial type) -manganin coil- 2 dials, sonometer apparatus- sonometer with meter scale attached along with knife edge, tuning forks set 256, 384, 512 ranges, hammer, slotted weight - 500 gm each to a total of 3 kg. brass wire (5 m), travelling microscope- branded travelling microscope 0 200 mm horizontal and 0-150 mm vertical measurement, potentiometer - it features a 1-meter to 10-meter constantan/manganin wire stretched on a wooden or sunmica baseboard with a millimeter scale. it includes 4mm brass terminals, a pencil jockey for contact, wire options (10 wires), and a typical resistance range of 10-20 ohms, ideal for high-precision voltage measurements., viscosity apparatus stokes apparatus with metre scale attached and long cylindrical glass jar, glass beads small size (1 box), screw gauge (0-15 mm), rheostat - high-grade ceramic tube, oxidized resistance wire, 0.5a 5a, range 10 100 ., deflection magnetometer apparatus - deflection magnetometer apparatus with compass box and two short bar magnets, solar cell kit- the apparatus consist of variable dc power supply, led, solar cell and two multimeters (or an ammeter and a voltmeter). a variable dc power supply of 0 5v. light source is provided by led. the illumination intensity of the led can be controlled, wheatstone bridge kit- series arm: four decade dials in steps of thousands, hundreds, tens, & units of ohms. ratio arm: the ratio arm of the bridge is capable of selecting multiplying factor of 0.001, 0.01, 0.1, 1, 10, 100, 1000 for resistance measurements. two press keys are provided, one marked b is for battery & one marked g is for galvanometer one toggle switch is provided for internal battery a sensitive galvanometer is provided in the bridge., ohms law verification kit- battery eliminator-3a, (2,4,6,8,10,12 v), tubular rheostat 20-3.3a, one way plug key, analog type dc ammeter (0-2a), voltmeter (0-5v), standard resistance coil of 1, 2 ohm (2-set) wound on a wooden bobbin, boyle s law apparatus - the apparatus includes the quill tube, a retort stand, a clamp, and a mounted meter scale. quill tube specifications: length: approximately 50 cm. bore diameter: uniform bore, roughly 1 mm to 2 mm. construction: glass tube with one end sealed. trapped substance: a mercury pellet (or thread) of length 10 to 15 cm is introduced to enclose a column of air. mounting: attached to a half-meter or meter scale., torsional pendulum - torsional pendulum metallic disc, symmetrical masses and pendulum stand, steel wire, compound bar pendulum- one meter long iron strip well painted with holes at a distance of every 5 cm and also with pair of brackets and a heavy base table top stand with stop clock, helical spring apparatus-- structure: a rigid support mounted on a heavy metal base, typically cast iron, to ensure stability during tests. springs: high-tensile steel spiral springs, typically (approx 25 mm) diameter, (100 mm) long. measurement scale: a vertical steel meter scale, usually with (1mm) graduations, for precise deflection measurement. loading mechanism: a, typically (50g), hook-attached weight hanger at the bottom.pointer: a fine pointer attached to the bottom of the spring moves along the scale. accessories: includes a set of slotted weights (e.g., (6

CTN :45475071

15 Jun, 2026 NA

Chennai - Tamil Nadu

Tender For purchase of non-consumables for ece department - purchase, dual output regulated dc variable power supply input voltage: 230v/50 hz ac. output voltage: (0 30)v dc. output current: (0 2)a dc. protection circuit: over voltage, over current, and short-circuit protection. high efficiency: greater than 85%. low ripple and noise: less than 50 mv. digital display., function generator frequency range: 0.1 hz to 5 mhz. display: 4 to 6 digit led display. output waveforms: sine, triangle, square, pulse, ramp. amplitude: 0 20 vpp. rise time: 100 ns. distortion: 1% within specified frequency range. power supply: 230 v ac 10%, 50 60 hz. output amplifier protection: short-circuit and 15 v overload protection. dc offset: 0 to 10 v adjustable. attenuation: 0 to 60 db., dso (digital storage oscilloscope) bandwidth: 50 100 mhz. sampling rate: 1 gs/s. channels: 2 (minimum). power supply: 100 240 v ac, 50 60 hz. automatic measurements: vpp, vavg, vrms, frequency, period, vmax, vmin, rise time, fall time, +width, width, +duty, duty, etc. horizontal scale: 5 ns/div 50 s/div or equivalent. vertical resolution: 8 bits (2 channelssimultaneously). vertical sensitivity: 1 mv/div 10 v/div (at input). waveform math: +, , , , invert, fft, etc. waveform storage: 16 waveforms or equivalent. communication interface: usb host and usb interface. display: 7-inch color display or equivalent. input impedance: 1 m 2% || 20 pf. accessories: 2 passive probes (1x/10x)., digital ic trainer kit with breadboard +5 v dc, 1 a regulated power supply. 12 v dc / 15 v dc, 200 ma regulated power supply. solderless breadboard with minimum 840 tie points,power distribution buses. zif (zero insertion force) ic sockets to accommodate 8 or 16 pin ics. logic input and output leds for output monitoring. 16 buffered led outputs. 16 debounced switch inputs. variable clock generator: 0.5 hz to 50 hz. single pulse output: 100 ms (buffered, positive and negative outputs). one seven-segment display with 4 bcd inputs. built-in logic switches. manual clock: debounced push-button (one pulse per press)., lvdt trainer kit ac mains power supply: 230 v 10%, 50 hz. fixed regulated dc power supply: +5 v, 12 v / 500 ma. transducer: lvdt. lvdt displacement: 20 mm (40 mm total). displacement scale: linear 20 mm. displacement display: red color 3 digit led display. excitation frequency: 4 khz. excitation voltage: ac variable excitation voltage up to 5 v., strain guage trainer kit ac mains power supply: 230 v 10%, 50 hz metal foil strain gauge mounted on beam/cantilever. strain measurement under applied load. wheatstone bridge arrangement. signal conditioning and amplification circuit. instrumentation amplifiers with 3 digit display for strain / output voltage. zero and gain adjustment controls. provision for applying calibrated loads. table-top trainer with labelled panel. test points for signal measurement. built-in dc power supplies and wooden closed cabinet. supplied with patch cords and user manual.

CTN :45328819

15 Jun, 2026 NA

Tiruchirappalli - Tamil Nadu

Tender For corrigendum : equipment items - dual output regulated dc variable power supply-input voltage : 230v/50 hz ac.output voltage : (0-30)v dc.output current : (0-2)a.dcprotection circuit : over voltage, over current and short circuit protection.high efficiency : greater than 85 %.low ripple and noise less than 50 mv.digital display, digital ic trainer kit with breadboard:+5v dc, 1 a regulated power supply. 12v dc / 15v dc, 200 ma regulated power supply.solderless breadboard with minimum 840 tie- points, power distribution buses.zif(zero insertion force)ic sockets to accommodated 8 or 16 pin ics.logic input and output leds for output monitoring.16 buffered led outputs.16 debounced switch inputsvariable clock generator: 0.5 hz to 50 hz.single pulse output : 100 ms(buffered,positive and negative outputs).one seven-segment display with 4 bcd inputs.built-in logic switches.manual clock: debounced push-button(one pulse per press)., digital storage oscilloscope-bandwidth: 50-100 mhz. sampling rate: 1gs/sec.channels: 2 (minimum). power supply: 100v 240v ac, 50-60 hz automatic measurement: vpp, vavg,rms, frequency, period, vmax, vmin, rise time, fall time, + width, - width, +duty, - duty etc., horizontal scale: 5 ns/div 50 s/div or equivalent vertical resolution: 8 bits (2 channels simultaneously) vertical sensitivity: 1 mv/div 10 v/div (at input) waveform math: +, -, x , , invert, fft etc., waveform storage: 16 waveforms or equivalentcommunication interface: usb host, usb interface. c 7-inch color display or equivalent input impedance - 1 m 2%, // 20 pf accessories:2 xpassive probes (1x/10x), pcb prototype machine :manual software : copper cam & mach3 mill.resolution (x/y) : 3.125 micrometre.working area(x/y/z) : 200 x 300 x 120 mm.minimum width line and space : 0.1 mm (4 mil).maximum travel speed : 58 mm/sec(2.28 ).drilling range: 0.2 3.175 mm(8-125 mil).maximum drilling cycles : 50 cycles/minmain axle power rating : 300w.main axle rotating speed : 25000 rpm.maximum working speed : 3500 mm/min.feeding height: 120 mm.working drive : 0.02 0.05 mm.repositioning accuracy : 0.01 0.02 mm.supported formats : standard gerber, dxf, excellon.capability of processing various materials:fr4, copper clad, acrylic, metal, aluminium etc.power supply : 230v ac

CTN :45435036

10 Jun, 2026 NA

Tiruchirappalli - Tamil Nadu

Tender For supply of equipment items > - parallelogram law apparatusparallelogram law of forces apparatus fitted with stand, travelling microscopebranded travelling microscope 0-200 mm horizontal and 0-150 mm vertical measurement (two separate experiment), helical spring apparatusstructure: a rigid support mounted on a heavy metal base, typically cast iron, to ensure stability during tests. springs: high-tensile steel spiral springs, typically (approx 25 mm) diameter, (100 mm) long. measurement scale: a vertical steel meter scale, usually with (1mm) graduations, for precise deflection measurement. loading mechanism: a, typically (50g), hook-attached weight hanger at the bottom. pointer: a fine pointer attached to the bottom of the spring moves along the scale. accessories: includes a set of slotted weights (e.g., (6times 50g) or similar sets) for incremental loading., boyle s law apparatusthe apparatus includes the quill tube, a retort stand, a clamp, and a mounted meter scale. quill tube specifications: length: approximately 50 cm. bore diameter: uniform bore, roughly 1 mm to 2 mm. construction: glass tube with one end sealed. trapped substance: a mercury pellet (or thread) of length 10 to 15 cm is introduced to enclose a column of air. mounting: attached to a half-meter or meter scale., torsion pendulumtorsional pendulum metallic disc, symmetrical masses and pendulum stand, steel wire, compound bar pendulumone meter long iron strip well painted with holes at a distance of every 5 cm and also with pair of brackets and a heavy base table top stand with stop clock, viscosity apparatusstokes apparatus with metre scale attached and long cylindrical glass jar, glass beads small size (1 box), screw gauge (0-15 mm), sonometer apparatussonometer with meter scale attached along with knife edge, tuning forks set 256, 384, 512 ranges, hammer, slotted weight -500 gm each to a total of 3 kg. brass wire (5 m), metre bridgetype: 1 m length, with uniform wire (resistance wire) material: constantan or manganin (low temperature coefficient) scale: 0 100 cm, engraved or printedbase: wooden or metal, rigid, non-conductive supportjoints / terminals: brass or copper, fixed for connections2. galvanometertype: analog, moving coil or digital (for null detection) range: sensitive to detect micro-ampere currentsinternal resistance: high, typically ~100 or as specified5. cells / power supplytype: leclanch cells (1.5 v each) or dc power supplynumber: 2 4 cells in series (or supply ~3 6 v), ohms law verification kitbattery eliminator-3a, (2,4,6,8,10,12 v), tubular rheostat20-3.3a, one way plug key, analog type dc ammeter (0-2a), voltmeter (0-5v), standard resistance coil of 1, 2 ohm (2-set) wound on a wooden bobbin, joule calorimeter apparatuscopper vessel, battery eliminator-3a, (2,4,6,8,10,12 v), tubular rheostat 20-3.3a, one way plug key, analog type dc ammeter (0-2a), voltmeter (0-5v), thermometer (alcohol), stop clock, potentiometer apparatusit features a 1-meter to 10-meter constantan/ manganin wire stretched on a wooden or sunmica baseboard with a millimeter scale. it includes 4mm brass terminals, a pencil jockey for contact, wire options (10 wires), and a typical resistance range of 10-20 ohms, ideal for high-precision voltage measurements., solar cell kitthe apparatus consist of variable dc power supply, led, solar cell and two multimeters (or an ammeter and a voltmeter). a variable dc power supply of 0-5v. light source is provided by led. the illumination intensity of the led can be controlled, deflection magnetometer apparatusdeflection magnetometer apparatus with compass box and two short bar magnets, ic regulated battery eliminatoric regulated, input: 230v ac; output: 0-12v dc in steps of 2v; capacity: 1a or 2a., galvanometermoving coil type, 30-0-30 scale, unbranded with bhel specification-sensitivity 0.143mm/v, ammeterdc (0 -2 amp), voltmeterdc voltmeter; range 0 10 v, analog, decade resistance boxresistance box 12 month warranty (dial type) - mangani

CTN :45430786

18 Jun, 2026 NA

Ariyalur - Tamil Nadu

Tender For supply of electronics andcommunication engineering lab materials - electronics and communication engineering lab materials, dso (digital storage oscilloscope)bandwidth: 50 - 100 mhz.sampling rate: 1gs/s.channels: 2 (minimum)power supply: 100v 240v ac, 50-60 hzautomatic measurement: vpp, vavg,rms, frequency, period, vmax, vmin, rise time, fall time, + width, - width, +duty, - duty etc.,horizontal scale: 5 ns/div 100 ns/div or equivalentvertical resolution: 8 bits (2 channels simultaneously)vertical sensitivity: 1 mv/div 10 v/div (at input)waveform math: +, -, x , , invert, fft etc.,waveform storage: 16 waveforms or equivalentcommunication interface: usb host, usb interface.7-inch color display or equivalentbasic trigger functions, digital ic trainer kit with breadboard5v dc, 1a regulated power supply 12v dc / 15v, 200 ma regulated power supplysolderless breadboard to accommodate 8 16-pin icszif (zero insertion force) ic socketssupports ttl and cmos icslogic io leds for output monitoring8 buffered led outputs8 debounced switch inputsttl clock: 1 mhzvariable clock generator: 0.5 hz to 50 hzsingle pulse output: 100 ms (buffered, positive and negative outputs)one seven-segment display with 4 bcd inputsbuilt-in logic probesbuilt-in logic switchesexperiments on basic logic gates, flip-flops, counters, and multiplexers, eliminator transformer (stepdown)input - 220v - 240v ac, 50 hz, output-2v to 12v dc, 0-2 a ripple: 5mv, decade resistance boxrange: 1 to 10 m , steps: 1-10-100-1k-10k, accuracy 1%, suitable for filter and oscillator experiments, decade inductance boxrange: 1 h to 10 h, rotary switch selection, low loss inductors, accuracy 1%, , suitable for filter and oscillator experiments, 8051 micro controller kitoperating voltage: +5v dc4 kb flash (at89c51) / 8 kb flash (at89s52)ram: 128 bytes internal ram16 2 alphanumeric lcdpush buttons / tactile switchesdip switches for digital inputinbuilt adc interface : ldr,potinbuilt dac interfaceinbuilt stepper motor driver with stepper motorinbuilt dc motor driver with dc motor1x4 led array, 1 x4 keypad, 1x relay1x buzzer, 16x2 lcd display, 1x pwm driver1x hardware interrupt key, inbuilt rtcinbuilt eeprom, inbuilt uart module4x7 segment display, both assembly and c language programmable, pc interfaceable., single phase induction motorsingle phase induction motor, 230v ac, 50hz supply.power rating 1 hp (0.75 kw).speed 1440 rpm.capacitor start/run type suitable for lab useloading setup portable ammeter and digital tactometer contact type, auto transformerinput - single-phase, 230v/240v, 50 hz, 4a, ac output - 0 to 270vac, class "h" or class f insulation., temperature measurement kitsensors: rtd (pt-100), thermocouple (fe-k/j-type), and/or thermistor (ntc).display: 3 digit led/lcd digital display (typically 200mv fsd).temperature source: portable water kettle or heater block.signal conditioning: on-board circuitry for amplification, linearization, and cold junction compensation. test points: multiple 2mm/4mm banana sockets for monitoring input/output signals.power supply: 230v ac, 50hz, single-phase.accessories: includes a glass thermometer, ntc thermistor probe 10k, k-type thermocouple probe, patch cords, and instruction manual., ask modulation and demodulation kitmessage signal 1 : 8 bit variable data, amplitude 5vmessage signal 2 : debounce data, amplitude low (0) & high (5v)message signal 3 :fixed data 25k, 12.5k, 6.25k, 3.12k, amplitude 5vcarrier signal : sine wave frequency 200 khz, amplitude 5vmodulator type : switching icdemodulator : envelope detector & lpfcomparator : lm 311 basedsupply voltage (board) : +12v, +5v / dcsupply current : 100 ma (minimum)input voltage : 230 v/ 50 hz acinterface connectors : 2mm banana socket, dth trainer kitpower supply 200v to 240v ac, 50hz,dish antenna 1.5 aluminum steerable, lnb low noise block down converterinput frequency ku band.output frequency 950 to 1450 mhz.conversion gain 65 db.noise temp 35 degree k max.set top box receiver in traine

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