38719967
supply of instruments at p. r. thakur govt. college () supply of laboratory instruments for different departments of p.r. thakur govt. college, thakurnagar, gaighata, north 24 parganas, pin 743287 , department of chemistry laboratory instruments , dsd (double stage demineraliser) for distilled water with iron guard specification: 1. two cation exchanger resins and two anion exchanger resins 2. output 200 ltr./hour 3. conducting < 1microsiemens/cm,4. ph= 7.05. with iron guard make: zeolite , oil free vacuum pump with filtration assembly specification: 1. power (v/ hz):220 / 50 2. maxpowe (w):80 3. max vacuum (mm/hg): 670 4. max flow rate (i/min): 34 5. motor rotation (rpm): 1450 6. horse power hp: 1/6 7. net wt. kg:5.2 8. port thread:5 /16 9. noise level db:5210. filtration assembly make: tarson/remi/borosil , digital fume hood specification: outer body made with mild steel powder coating to avoid dust & rust. inner chamber made with polypropylene sheet as it is acid resistant model. inner work chamber with black granite top to avoid spillage & corrosion. internal fluoresce light for clear view of the inner work table. front door up – down with counter balanced weight & toughened glass to avoid acid fumes. size: inner chamber (work table) : 2x2x2ftdigital model. microprocessor based pid controller to digitally control the motor blower speed & fluoresce light on –off for longevity of your valuable product. 1140 rpm ge model with anti corrosion coating. front door moves vertically up down with concealed counter balanced weights. product ce certified, iso 9001:2015, gmp, msmemart standard model. lower base cabinet is mainly used for to store the chemicals, acids, essential documents & other job related items. top or sade is exhaust hood with pvc pipe. power : 220 – 230v, 50 – 60 hz standard parts – 1. motor blower 2. illumination, 3. gas inlet nozzle 4. water basin & water tap 5. power socket, ducting. make: ur biocoction , visible spectrophotometer specification: 1. wavelength range: 340 960 nm 2. wavelength accuracy: ±5nm 3. wavelength readout: 5nm 4. wavelength display: dial 5.spectral bandwidth: 10nm 6. photometric accuracy: ±0.005abs at 1.000 abs 7. photometric resolution: 0.1%t, 0.001 abs 8. photometric readout: 4 digit seven segment led 9. grating: 600 lines/mm 10. source: tungsten halogen lamp 11. detector: wide range silicon photodiode 12. sample holder: single position 10 mm cuvette holder’ 13. min. sample volume: 1ml in 4 ml cuvette 14. measuring mode: manual (a) % transmittance (b) absorbance (c) concentration 15. power: 230 v± 10%, 50 hz 16. dimension : 420mm (w) x 310 mm (d) x 125 mm (h) 17. weight: 6.5 kgwith cuvette (pair) make: systronics, ei , colourimeter specification: 1. wavelength range: 400 700nm with 8 optical filters 2. filter’s peak wavelength: 420, 440, 490, 520, 540, 570, 600, 700 nm 3. measuring modes: %t, abs, conc & k factor and continuous wavelength measurement 4. photometric resolution: 0.1% t, 0.001 abs upto 1.999 abs(o.d.) 5. display: 2 line 16 charcter led 6. k factor range: 0 1999 7. concentration: 102 times the absorbance 8. memory: data can be stored in memory 9. sample volume: 1 ml in 4 ml test tube/ cuvette 10. source: white led 11. detector: hermetically sealed photodiode 12. printer port: epson compatible 80 coloumn d.m. printer 13. power: 230 v± 10% 50 hz 14. dimension: 160mm (w) x 200 mm (d) x 100 mm (h) 15. weight: 1.5 kg (approx.) 16. accessories: (a) four test tubes (b) two glass cuvettes like etc. make: systronics, ei , digital ph meter specification: 1. ph range: 0 14 ph 2. millivolt range: 0 to ±1999mv 3.slope correction: 85% to 115% 4. resolution: 0.01ph, 1mv in mv mode 5. repeatability: ±0.01ph±1 digit for ph; ±1mv ±1 digit for mv 6. standardization range: ±1ph 7. temperature compensation: 0 1000c dig. display (manual) 8. display: 31/2 digit red led seven segment with automatic polarity and decimal point 9. power: 230 v± 10% 50 hz 10. dimensions: 235(w) x 185(d) x 85 (h) mm 11. weight: 1.25 kg (approx.) 12. accessories: combined electrode, stand & clamp make: systronics, ei , vacuum desiccator specification: 1. type: desiccator; sub type: vacuum 2. material: premium plastic/ polycarbonate 3. dia: 200 mm make: polylab, tarson , magnetic stirrer with hot plate specification: 1. max speed: 1200 rpm 2. display: digital 3. stirring capacity: 2l 4. heating capacity: 300 watt 5. external dimensions: 200 x 225 x 185 mm 6. paddle dimension: 9 x 35 mm like etc. make:remi, tarson , magnetic stirrer with hot plate specification: 1. max speed: 1200 rpm2. max. stirring quantity (water)(liters) : 5 ltr 2. stirring paddle (ptfe coated) :length: 13 x 50 mm 3. dimensions (w x h x d) (mm) : 200 x 225 x 185 mm 4. power : 500 watts make:remi, tarson , magnet bar of different sizes specification: 1. length: 8x14 mm, 8x30 mm and 8x50 mm2. teflon coating make: tarson/ remi , calorimeter specification: 1. teak wood body inside woolen faltto procted heat of coper waterpot. 2. one electric conection for heating of water inside the pot fixed with stylus. 3.one bakelite cover is on top of the pot . 4.one thermometer allowed to measure the temperature inside the water and onethermometer holder is on the top of the wooden cabinet5. compatible adapter for the calorimeter make: sensia , refrigerator specification: 1. double door, 240 lt. 2. frost free3. make: like samsung, whirlpool, lg make:samsung/whirlpool/lg , refrigerator stand specification: iron stand with wheel for 240 lt capacity refrigerator make: reputed brand , compatible adapter for the calorimeter make: reputed brand , calibrated weighing box specification: 1. package type: wooden box2. weight range: 10 mg to 50 gm3. stainless steel made weight make: k roy , distill water storage tank specification: 1. pvc made2. 50 lit capacity 3. with tap make: tarson/ polylab , distill water storage tank specification: 1. pvc made2. 50 lit capacity 3. without tap make: tarson/ polylab , department of geography laboratory instruments , prismatic compass 5 dia brass body with folding tripod metalic standpremium quality make: micro teknik/otto international/royal scientific works , dumpy level 12 with mixed metalic body packed in fibre box with carring belt and folding tripod metalic stand premium quality make: globetrek engineering corporation/porr & sons (p) ltd./subitek , levelling staff 4 meter long , 4 fold, alluminium, both side scaling in a ptfe basedcarrying case or nylon packing make:globetrek engineering corporation/porr & sons (p) ltd./subitek , measuring tape 30 meter in round fibre glass case make: freeman , ranging rod 1 metre long 2 pcs in a set , bicolour painting red and white , made of metalic pipe one side conical make:globetrek engineering corporation/porr & sons (p) ltd./subitek , full brass plumb bob in 350 gram with good brass polished color : golden size 3 inches long, premium quality make:globetrek engineering corporation/porr & sons (p) ltd./subitek , wooden tracing table glass cover with electric point make: reputed brand , hand held gps : dimension 1.2×2×4.4inches(3×5.1×11.2c.m) item weight : 155.93grams, screen size : 2.14inhes(5.4c.m)waas enabled gps receiver, features : a 1.7 inchh × 1.3 inchw screen with 256 level color tft, battery life : 14hours, batteries : 2 aa special feature : rugged case connectivity technology : usb,memory storage : 24mb of internal memory allows to load waypoints & routes from the included mapsource trip & waypoint manager software make: garmin/lowrance/ flir/furuno/raymarine , wet and dry bulb hygrometer :mason type wet and dry hygrometer used to compute relative humidity, divisions & figures printed on aluminum scale mounted inside plastic casing with water bottle & wick make: maxon engineers/samruddhi industries/care process instruments , department of microbiology laboratory instruments , electrophoresis horizontal mini apparatus specification: gel run0610 7 x8 cm gel, rapid cast gel tray with two combs slots , include two combs, 6 & 10 teeth, width 1.5 mm, red electrode with platinum wire, black electrode with platinum wire , electrophoresis power supply ( 2 terminal output) 50v & 100v with dc output) make: tarson/biotech , uv transilluminator with filter specification: filter: uv block quartz,source wave length: 312nm fixed/ dual intensity, detection limit : 0.1 ngm. of stained dna, filter area : 20×20 cms, intensity control, cooling fan, safety switch, uv protection shield make: biotech , refrigerated centrifuge with voltage stabilizer and other accessories (angle head) specification: max. speed range: 16000 rpm, max. rcf 16600 g, max. tube size 5 ml, min. temperature 8 deg c, precise temperature control up to – 8°c, supply 220 240 volts 50 hz single phase, stable speed output, pre cooling feature, fast spin feature, calibration window on lid for speed (rpm), brushless induction motor with variable frequency drive ensures gentle start, microprocessor based unit with alpha numeric lcd display, self diagnosis of errors, parameters setting through easy to use bi directional encoder, inverter fault detection with auto shutdown, cfc free refrigeration system, 24 programme memory, 3 accelerations, 4 deceleration profiles, choice of rpm / rcf setting & display, operating panel with feather touch keys, digital countdown timer 0 99 minutes & continuous run, last set parameters recall (useful for repetitive analysis), automatic rotor identification, safety lid interlock to prevent lid opening during centrifugation, imbalance detection & centrifugation stop with display of error, motor overload protection, gas hinge to prevent falling of door, emergency lid lock release, 10 x 2ml angle head with glasstubes, 24 x 1.5ml angle head with microtubes, 8 x 5 ml angle head withpolycarbonatetubes make: remi , centrifuge mini specification: 6 places rotor for 1.5 ml tube, min speed 500,max. speed: 14000rpm make: tarson/himedia/remi/sigma aldrich , digital balance specification: capacity: 320g (max.), 1mg (min.). readability: 0.0001g. repeatablity:± 0.0001g. linearity:± 0.0003g. motorized internal callibration. led display. response time: 4 6sec. tare range: full. data output mode selection: command & continuas output. key sound. ineterface: rs232c. verification scale intervals: 1mg. power supply: ac 220v/ 50 60 hz. unit: g, oz,ct, lb,ozt. make: wensar , department of physiology laboratory instruments , student compound microscope with 10x, 40x, 100x and oil immersion objective lens specification: body monocular die cast body, inclinable upto a horizontal position (90°); focussing by coarse & fine focusing knobs; eyepieces huygenian 10x and 15x; objectives hard anti reflection coated, colour coded parfocal achromatic 10x, 40x, 100x, oil immersion; condensor built in substage condenser with iris diaphragm. make: reputed brand , kymograph full set up for nerve muscle experiment specification: sherrington starling kymograph e 8 myograph stand inductorium simple key short circuiting key pohls commutator vibrating interrupter muscle trough muscle lever muscle grip of femur clamp hook and weight set heart lever (simple &starling) frog board for dissection enamel tray frog board cork lined with boss head low voltage unit for tapping 2 and 4 volts for stimulation electromagnetic time marker tuning fork time marker 100/sec electrodes x blocks make: inco , kymograph full set up for perfusion specification: electrical e 8 sherrington kymograph student electronic stimulator drum paper clip, die pressed; spring action| nerve muscle chamber with cork base. starling heart lever adjustable stand. standard x block open sided x block n 100 tuning fork. simple contact key with silver contacts simple electrode muscle grip. frog heart clips. 20 cm. capillary lever arm with writing point. two unit thermostatic organ bath 3 1 19500.00 crank myograph with lever attachment. dubois reymond induction coil stainless steel with power supply. hook & wt. set 110 gms. hook & wt. set 11 gms. kymograph paper roll, one side coated 40 meters x 15 cm. wide make: inco , pneumograph complete set up specification: stethograph. length 25cm. mareys tambour : stainless steel capillary lever, 22 mm. dia. adjustable stand. standard x block, machined from solid brass perspex ink pen, will fit any lever & convert it to ink writing lever. ink ½ ml. e 8 student kymograph (digital) and rubber tube 2 mtr. make: inco , dales apparatus full set up specification: two unit thermostatic organ bath. lbh 11.5” x 9” x 8” organ tube for two unit bath with side tube aeration tube / oxygen tube without platinum tip spiral tube for organ bath / warming coil. horizontal miniature aerator heating unit (element) for two unit thermostatic bath.250 watt thermometer.0 100*c make: inco , body composition analyser make: reputed brand , permanent stained sections of different mammalian tissues– bone, cartilage, trachea, lungs, spleen, lymph gland, esophagus, stomach, duodenum, ileum, jejunum, large intestine, liver, kidney, ureter, salivary glands – parotid, sublingual & submaxillary, pancreas, adrenal gland, thyroid gland, testes, ovary, spinal cord, cerebral cortex, cerebellum, skin, cardiac muscle, skeletal muscle, smooth muscle, artery, vein, tongue, uterus make: biocraft , department of zoology laboratory instruments , all quartz double distillation unit with distillation apparatus power supply (daps): specification: 1. the unit should consist of primary boiler with built in heater.the primary boiler should have a ‘o’ ring groove at the top on which a silicone ‘o’ ring sits. 2. the secondary boiler with condenser is to be mounted on the primary boiler. a double wall condenser ensures separate condensation of vapor coming from the two boilers using a single cooling circuit. 3. the whole unit should be mounted on powder coated stand with electrical terminals for easy connection either to the mains or daps (distillation apparatus power supply). 4. the bottom outlet should be connected to a ‘t’ joint of which limb is connected by a rubber tubing & pinch cock for cleaning sediments in primary boiler by acid wash and other limb to the water leveller of ‘daps’. 5. dist. water output cap approx) (ltr/hr): 1.5 6. minimum cooling water requirement (ltr/ min): 1 7. total power consumed (kw): 3 8. conductivity (s/ cm): <1 x 10 6 9. voltage (v): 230 250 v 10. biological activity: pyrogen free 11. boiler: quartz 12. condenser: quartz 13. distillation apparatus power supply (daps) suitable for 1.5 lt/hr ddu make: borosil , water softner for boiler feed of double distillation unit: specification: 1. the softner should contains imported, specially made resin, which prevents accumulation of calcium and magnesium salts. 2. the raw water/bore well water is passed through the inlet of the softner and the treated water comes through the outlet. then the same can be fed into the distiller for better results of the distillation. 3. the softner has to be recharged when the resin exhausts by means of using sodium chloride solution. 4. softener tank:type vertical 5. material: resin make: riviera , magnetic hot plate stirrer: specification: 1. stirring position: one 2. max capacity: 2 l 3. temperature range ambient +5°c to 300°c 4. temperature accuracy ±1°c 5. temperature control pid and digital energy regulator mode 6. supplied with external & internal probe pt 100 7. heater capacity 300 wattage 8. speed range 200 to 1500 rpm 9. set up plate diameter 150 x 150 mm 10. set up plate ss top plate 11. dimensions (l x w x h) (260 x 190 x 155) mm 12. protection class ip21 make: riviera , manual sphignomanometer with stethoscope: specification: 1. it should consists of the aneroid gauge and an inflatable cuff to apply a mechanism for inflation through manually operated bulb and valve to measure systolic and diastolic bp. 2. large dial with air release valve: its large dial allows quick and easy readings even in dim light conditions. the device should has a single tube pvc bladder for an efficient air release. 3. the device should attains clinical accuracy of +_ 3mmhg with a certified 300 mmhg no pin stop manometer. 4. the manometer also should have a clip so that it can be attached to the cuff to prevent hassle. on the other hand, chrome plated brass screw type valve ensures precise deflation control rate without calibration errors. 5. the set should contain a premium quality single head stethoscope and a carry pouch are included within the kit. make:, dr. morphen , vortex mixer with round disc and micro centrifuge tube adaptor: specification: max rpm: 2800 orbital diameter mm: 4.0 motor type:ac synchronous digital display: no max load capacity gm: 500 press activation: 3 way switch speed setting: yes time setting:no dimensions (w x d x h) in mm: 205 x 136 x 138.5 power supply: 220 vac power consumption: 20 w weight: 3 kg adapter: round disc adapter & micro centrifuge tube adapter make: riviera , global positioning system machine: specifications: 1. physical dimensions: 2.5 x 6.4 x 1.4 (6.2 x 16.3 x 3.5 cm) 2. display size: 1.5w x 2.5h (3.8 x 6.3 cm); 3 diag (7.6 cm) 3. display resolution: 240 x 400 pixels 4. display type: transflective color tft 5. weight: 8.1 oz (230 g) with batteries 6. battery type: rechargeable, internal lithium ion 7. battery life: up to 36 hours; up to 450 hours in expedition mode 8. water rating: ipx7 9. mil std 810: (thermal, shock, water) 10. interface: high speed micro usb and nmea 0183 compatible 11. memory/history: 16 gb make: garmin , digital compact camera: specifications: type: compact digital camera image sensor: cmos effective pixels (megapixels): 16.0 million sensor size: 1/2.3 in. total pixels: 16.79 million lens: 125x optical zoom nikkor ed glass lens lens focal length: 4.3 539mm (angle of view equivalent to that of 24 3,000mm lens in 35mm [135] format) lens f/ number: f/2.8 8 focus range [w]: approx. 30 cm (1 ft.) to infinity [t]: approx. 7.0 m (23 ft.) to infinity macro close up mode: approx. 1 cm (0.4 in.) (wide angle position), approx. 7.0 m (23 ft.) (telephoto position) (all distances measured from center of front surface of lens) vr (vibration reduction) image stabilization: lens shift vr (still pictures) lens shift and electronic vr (movies) storage media: sd/sdhc/sdxc memory card highest iso sensitivity: 6400 lowest iso sensitivity: 100 iso sensitivity iso: 100 1600 iso 3200, 6400 image size (pixels) 4608 x 3456 storage file formats: still pictures: jpeg, raw (nrw) (nikon’s own format) movies: mp4 (video: h.264/mpeg 4 avc, audio: aac stereo) movie 4k uhd 3,840x2,160/ 30p 4k uhd 3,840x2,160/ 25p full hd: 1920x1080/ 60p full hd: 1920x1080/ 50p full hd: 1920x1080/ 30p full hd: 1920x1080/ 25p hd: 1280x720/ 60p hd: 1280x720/ 50p hd: 1280x720/ 30p hd: 1280x720/ 25p hs 640x480/ 4x hs 1920x1080/ 0.5x hs 1280x720/ 2x shutter speed: 1/4000 1 sec. 1/4000 30 sec. (when iso sensitivity is 100 in m mode) at wide angle position, with largest f number setting (smallest aperture) bulb and time setting (can be set when iso sensitivity is 100 in m mode): up to 60 seconds 1/8000 1/30 sec. (when recording movies) shutter: mechanical and cmos electronic shutter make: nikon , metal waterproof military compass for directions : specifications: weight: ?200 grams material type: ?metal size: ?8 x 6.5 x 3 cm features: ?high strength engineering metal body, rugged and capable of working under extreme weather condition. make: any reputed brand , field binocular: specifications: binocular type: porro prism type magnification: 10x effective diameter of objective lens: 50mm diameter of exit pupil: 5.0 mm actual field of view: 6.5 degree apparent field of view: 65.0 degree field of view: at 1000 m 114 m relative brightness: 25 eye relief: 12 mm diopter adjustment range: over ± 2 m 1 eye interval adjustment range: 60 70mm closest focusing distance: 6 m weight: 855 g dimensions: 191 mm (w) x 178 mm (h) x 63 mm (d) lens composition: 5 elements in 3 groups coating: monolayer coating make:olympus , field binocular: specifications: binocular type: porro prism type magnification: 8x effective diameter of objective lens: 21mm diameter of exit pupil: 2.6mm actual field of view: 6.4 degree apparent field of view: 51.2 degree field of view: at 1000m 112m relative brightness: 6.9 eye relief: 11.0mm diopter adjustment range over: ±2m 1 eye interval adjustment range: 60 to 70mm closest focusing distance: 2.2m weight: 170g width (at maximum eye interval:) 107mm length: 82mm thickness (at maximum eye interval): 41mm lens composition: 4 groups, 6 elements coating single layer coating make :olympus , microplate reader: specifications: • accommodates different microplate geometries • plate shaking facility with variable speed and duration • ability to read plate within seconds • digital light control with unique circuit for long lamp life • matrix mode for result printing • multiple blank setting in cut off mode • storage of calibration curves • storage of plate results • bichromatic readings • various curve fit mode like: linear, p0int to point with scales such as log abs/ conc, logit abs/ log conc, abs/ conc, log abs/ log conc etc. optical system: linear measurement range : 0.000 to 3.500 absorbance units(a) photometric accuracy: + 2% or 0.007 whichever is higher, from 0 to 1.5 a, + 3% from 1.5 a to 3.5 a optical measurement: 8 channel; drift: <0.005 a/hr filters: type ol filter : high quality narrow band interference wave length : 405, 450, 492, 630 nm & four optional half bandwidth : 10 nm + 2 nm selection : automatic by stepper motor display: human machine interface : touch panel/ keypad, 6” graphics lcd memory: battery back up : 250 tests results : 2500 patient results; printer : 0n board thermal 52 columns, maintenance free power: wattage : 100 va; voltage : 115 —230 volts + 10%, 50 — 60 hz computer interface rs232 serial port : 9600 baud, 8 data, 1 stop, no parity bits usb curve plotting : graphical representation on printer plate carrier movement : precisely through the stopper motor dimensions in mm (lxbxh): 405 x 380 x 280 (approx) weight : 10 kgs. (approx) analysis modes : absorbance (normal & differential), cut off, multi standard, % absorbance, single standard, uptake, kinetic make: robonik , bench top ph meter: specifications: 1. dual display standard bench ph range: 0.002 14.00 ph resolution: 0.01ph ph accuracy: + 0.01ph ph calibration points: upto 3 temp range: 0 100 degree c temp resolution: 0.1 degree c temp accuracy + 0.3degree c temp compensation atc/mtc (0 100 degree c power requirement: 9vdc adapter, 500ma (220vac) dimention: 23x18x6 cm weight: 570g make: eutech , department of physics laboratory instruments , to investigate the motion of coupled oscillators to investigate the motion of coupled oscillators (stand type) complete set any iso certified reputed brand , to determine the wavelength of sodium source using michelson’s interferometer. specification: must be consists of beam splitter and compensator plates mounted in an aluminum housing. least count 0.01mm. must be consist of reading telescope of magnification 3x, fitted with ramsdens eyepiece & cross line graticule. 20 x objectives with work with he ne laser or diode laser. •sodium lamp house with power supply •power supply unit •diode laser holding stand (on retort stand base metal) diode laser 5mw •power supply unit • diode laser holding stand (on retort stand base metal) any iso certified reputed brand , measuring unknown temperature using a diode sensor. specification: the single board trainer helps to study temperature sensor using diode. the setup consists of i) a constant current source. ii) digital temperature indicator with sensor. iii) small heating arrangement. iv) op.amp. based signal processor / amplifier. v) digital voltmeter . vi) sensor : pn junction diode any iso certified reputed brand , to show the tunneling effect in tunnel diode using i v characteristics specification: d c power supply:0 12v/500ma. variable d c power supply with short circuit protection. digital meters:digital voltmeter 2v/20v digital ammeter 0 200 ma. all digital meter accuracy =1%, dual range, 3½ digit 7 segment (green display) load resistance:variable load resistance. diode: tunnel diode. set of patch chords & manual any iso certified reputed brand , to study time division multiplexing (tdm) 1. power supply requirement: 230v ac, 50 hz. 2. built in ic based power supply +5v, 5v dc. 3. size (hxwxd) 4x12x8 inch’’ weight 2kg (approx). 4. 2mm socket are provide on the surface of acrylic sheet to measure voltage & waveform. 5.must provide enough safety precautions from electrical shocks. 6. complete assembly/pcb covered in wooden box. 7. on board sine wave generator 4 i)250hz ii)500hz iii) 1khz iv) 2khz 8. on board clock generator 1 i)150khz 9. on board, multiplexer. 10. on board demultiplexer 11.on board low pass filter, 12. all parts are soldered on single pcb with complete block diagram screen printed. standard accessories: a training manual. connecting patch cords. list of experiments 1. to study of tdm modulation. 2. to calculate tdm for varies amplitude. 3. to detect tdm modulation. any iso certified reputed brand , 6 to study ask, psk and fsk modulators ask modulation & demodulation trainer the single board trainer helps to studies ask modulation & demodulation technique. the trainer consists of i) square wave signal source: variable frequency [ 100 hz – 700 hz ] ii) sine wave carrier generator: variable frequency [ 10 khz – 100 khz ] iii) modulator using transistor iv) demodulator additional accessory required: # dual trace oscilloscope microtech industries , inco, pisco,osaw 1. fsk modulation and demodulation trainer the single board helps to studies fsk modulation & demodulation. the trainer consists of i) signal source: variable frequency [ 20 hz – 1khz ] and amplitude [ 10v max ] ii) modulator section with carrier frequency generator using xr2206 iii) demodulator section using i.c 565. additional accessory required: # dual trace oscilloscope 2. psk modulator & demodulator trainer the single board trainer helps to studies phase shift keying modulation & demodulation. the trainer consists of i) sine wave carrier generator: frequency 33 khz ii) data generator iii) psk modulator iv) psk demodulator additional accessory required: # dual trace oscilloscope any iso certified reputed brand , to study am transmitter and receiver a. m.modulation & demodulation trainer[ i.c based] the single board trainer with in built i.c. regulated dual channel power supply helps to construct modulator using operational transconductance amplifier & to demonstrate how signal can be added to a carrier & observe the amplitude modulated waveforms & check the percentage of modulation. in the same trainer it also demonstrates how signal can be recovered from an amplitude modulated carrier by demodulator. the trainer consists of i) carrier frequency generator : variable frequency [ 9khz – 80 khz ] & amplitude [ 4v max ] ii) signal frequency generator : variable frequency [ 100 hz – 1 khz ]& amplitude [ 10 v max ] iii) modulator using operational transconductanceamplifier iv) demodulator using diode detector. any iso certified reputed brand , to design an amplitude modulator using transistor a. m.modulation&demodulationtrainer [ transistor based] the single board trainer with in built i.c. regulated dual channel power supply helps to construct modulator using transistor amplifier & to demonstrate how signal can be added to a carrier & observe the amplitude modulated waveforms & check the percentage of modulation. in the same trainer it also demonstrates how signal can be recovered from an amplitude modulated carrier by demodulator. the trainer consists of i) fixed carrier frequency : 83 khz , 2 v pp. ii) high frequency transistor bf494b 2 nos. iii) air core outputtransformer iv) set of resistance v) set of capacitor additional accessories required: # dual trace oscilloscope # signal generator any iso certified reputed brand , to study fm transmitter and receiver frequency modulation & demodulation trainer the single board trainer with inbuilt i.c regulated power supply helps to construct modulator & to demonstrate how signal can be added to a carrier & observe the frequency modulated waveform & measure the frequency deviation. the demodulation part helps to demonstrate how signal can be recovered from a frequency modulated carrier by using pll demodulator. the trainer consists of (a) modulator using xr2206 with carrier wave generator [ 45 khz] (b) demodulator using i.c 565 (c) signal frequency generator : variable frequency [ 100 hz – 1 khz ]& amplitude [ 4.6 v max additional accessory required: # dual trace oscilloscope any iso certified reputed brand , to study the characteristics of a ferroelectric crystal oven with digit temp controller and temperature meter digit volt meter ac power supply: ht power supply (5000volt) built in the app. facility to connect cro provided on the front of the panel. arrangement of sample holder with temperature facility given on the top of the panel. 5 nos. of capacitor to control the pe hysteresis curve, which are internally connected and controlled by the selector switch as given on the top of the panel. test sample pzt/tgs also provided with the apps. control circuit also engraved on lower top panel of the unit. sample type: 1.pzt 2.tgs instruction manual. connections are brought out through 4mm bt15 terminals. any iso certified reputed brand , to draw the bh curve of fe using solenoid & determine energy loss from hysteresis. hysterisis loop tracer complete with scope of learning: coercivity and retentivity and saturation magnetization, various magnetic phase identification, hysteresisloss •technical specifications: 3.5 digit digital gauss meter ac power supply: a step down transformer on board. one solenoid coil one search coil. output brought out through bnc connectors. type different types of controls through 10 turn potentiometer length of sample 39mm, diameter of sample 1mm (approx) sample type: soft iron nickle hard steel salient features: front panel built with high class insulated printed circuit board sheet with well printed circuits andsymbols. instruction manual. connections are brought out through 4mm bt15 terminals. optional accessories: cro any iso certified reputed brand , : to measure the resistivity of a semiconductor (ge) with temperature by reverse bias characteristics of ge diode (room temperature to 80 degrees centigrade) and to determine its band gapto measure the resistivity of a semiconductor (ge) with temperature by reverse bias characteristics of ge diode (room temperature to 200°c) and to determine its band gap. complete with scope of learning: band gap of semiconductor •technical specifications: • digital milli voltmeter 2v/20v • digital milli ammeter 20?a. all digital meter accuracy =1%, dual range, 3½ digit 7 segment (green display) • power supply: • constant current power supply 20ma • the experiment consists of the following: • oven with oven controller oven (up to 200ºc) • sample: ge diode mounted • output brought out through 4mm banana plugs. • front panel built with high class insulated printed circuit board sheet with well printed circuits and symbols. • instruction manual. • connections are brought out through 4mm bt15 terminals. • metal cabinet. any iso certified reputed brand , to study temperature coefficient of a semiconductor (ntc thermistor) specification:to determine the temperature coefficient of a semiconductor (ntc thermistor) thermistortrainer: the single board trainer with steel case and integral power supply helps to study the characteristics of the thermstor and calculate temperature coefficient of a semiconductor (ntc thermistor)..the trainer consists of the following specifications: 1. transducer :thermstor( ntc type ) 2. temperature bath :temperature control bath. 3.temperature range :ambient temperature to 100degree centigrade. 4. output :measured by digital meter 5. temperature indicator:digital 3 ½ digit any iso certified reputed brand , to verify the law of malus for plane polarized light. to verify law of malus for plane polarized light malus law verification in this experiment, malus law of polarization is verified by showing that the intensity of light passed through two polarizers depend on the square of cosine value of the angle between the two polarizer axis. ... the transmitted light is measured by a photo detector and the malus law can be verified. any iso certified reputed brand , to verify the stefan`s law of radiation and to determine stefan’s constant determination of stefan constant & verification of stefan boltzmann law (4th power law) 1.copper black body radiator 2.digital temperature indicator 3.dc regulated power supply 0 10v/3a. 4, digital voltmeter 0 20v 5.digital current meter 0 20a. any iso certified reputed brand , to study the polarization of light by reflection and determine the polarizing angle for air glass interface. to study the polarization of light by reflection and determine the polarizing angle for air glass interface. complete with scope of learning: polarization of light using half wave plate experiment optical bench rail type 1mtr. length diode laser with power supply analyzer polarizer photo detector glass & acrylic plate with holder. air glass mounted on hurtle disc instruction manual. patch cords 4mm. light source to be suuplied: diode laser 5mw any iso certified reputed brand , to determine the refractive index of (1) glass and (2) a liquid by total internal reflection using a gaussian eyepiece to determine the refractive index of (1) glass and (2) a liquid by total internal reflection using a gaussian eyepiece complete with spectrometer with standard spectrometer source of light sodium vapor lamp with transformer gaussian eyepiece any iso certified reputed brand , to determine the refractive index of liquid by total internal reflection using wollaston’s air film. to determine the refractive index of liquid by total internal reflection using wollaston’s airfilm. spectrometer with extended colimeter (devco), source of light sodium vapour lamp with transformer air film glass container for the experimental liquid. all setup for setting air film & liquid glass container any iso certified reputed brand , to study the reflection, refraction of microwaves complete set. any iso certified reputed brand , trainer kit logic switch: specification:8 nos. logic input, 8 nos. logic output with led indicator. dc supply:5v/1a volt(fixed), ± 12v/1a volt(fixed) . clock pulse generator: 1hz, 10hz, 100hz, 1khz, 10khz, with ttl & triggering single pulse output. in built digital meters: digital voltmeter (dual range 20v) 1nos bread board:1nos bread any iso certified reputed brand , to design a switch (not gate) using transistor logic trainer [ discrete components]: the single board trainer helps to studies and, or, notgates using discrete components. also study the transistor act as switch. the setup consists of i) built ini.c. regulated power supply + 5 v @ 250 ma power supply, ii) logic inputs: 2 nos. iii) logic output indicators : 1 no. iv) oroperation usingdiodes and resistance. v) and operation using diodes and resistance. vi) not operation using transistor and resistances. any iso certified reputed brand make , multivibrators trainer using 555 multivibrator ( i .c 555) trainer the single board trainer helps to study the monostable, astable & bistable multivibrator using 555 timer ic. the set up consists of i) i.c regulated power supply +12 v@250 ma ii) set of resistance iii) set of capacitor iv) variable resistance v) set switch vi) reset switch vii) timer i.c. lm 555 i) output led indicator. ii) connecting wire additional accessory required: # oscilloscope any iso certified reputed brand , op amp characteristics trainer kit op. amp. characteristics trainer the single board trainer helps to study the following experiments: (a) determination of input offset voltage, (b) determination of input offset current (c) determination ofinput bias current. (d) cmrr (e) slew rate the set up consists of i) i.c. regulated power supply +12 v & 12 v@250 ma ii) set of resistance iii) op. amp. lm741 iv) digital voltmeter 0 – 20v v) set of connecting jack any iso certified reputed brand make , zero crossing detector and comparator trainer zero crossing detector & comparator trainer the single board trainer helps to studies i)to design and setup a zero crossing detector circuit with op amp 741c and plot the waveforms. ii)to design and setup a comparatorcircuit with op amp 741c and plot the waveforms the trainer kit contains i) i.c regulated power supply +12 v & 12v @250 ma ii) set of resistance iii) op. amp. i.c lm741 iv) variable sine wave generator. v)connecting jack additional accessory required : dual channel oscilloscope. any iso certified reputed brand make , schmitt trigger amplifier using op amp trainer schmitt trigger trainer the single board trainer helps to study schmitt trigger action of an op.amp. and measurement of upper tripp point and lower tripp point. the trainer kit contains i) i.c regulatedpower supply : + / 12 v @250 ma ii) set of resistance iii) 2 nos. diode 1n 4148 iv) op. amp. lm 741 v) connecting wire additional accessories required: # sine wave generator # oscilloscope any iso certified reputed brand make , p n/zener /led diode characteristics trainer kit 1. semiconductordiode ( characteristics )trainer the single board trainer helps to study the v – i characteristics of forward bias , reverse bias and calculation of impedance. the trainer consists of i) built ini.c. regulated variable power supply : 0 – 30 v @250 ma ii) one digital voltmeter [ dual range] 0 – 2v and 0 200 v iii) one digital milli ammeter [ dual range]0 – 20 ma and 2000 ua iii) germanium diode : oa79 / in34 iv) silicon diode 1n4007 v) zener diode 5.1 v , 1 w vi) led vii) adequate no. of jack. any iso certified reputed brand , photovoltaic solar cell characteristic experiment set solar cell trainer: the single board trainer helps to studies (1) illumination characteristics , (2) current voltage characteristics , (3) power load characteristics , (4) areal characteristics , (5) spectral characteristics , (6) distance vs . open circuit voltage , (7) distance vs. short circuit current . the trainer containsin built i.c. regulated variable power supply , digital voltmeter , digital milliammeter,resistance bank , solar cell , small optical bench with riders ,set of filters , set of light chopper , lamp, variable power supply for light intensity controlle any iso certified reputed brand , transistor characteristics trainer 2. 2. transistor [ce & cb] trainer the single board trainer helps to study input & output characteristics of transistor in ce & cb modes and determination of hybrid parameters. the trainer consists of i) dual channel i.c. regulated variable power supply 0 – 5v@100 ma and 0 – 12 v @250ma with coarse and fine voltage control faculties. ii) digital milliammeter 0 – 20 ma iii) digital microammeter 0 – 2000 ua iv) two voltmeters 0 – 20 v v) transistor cl 100 vi) connecting wire any iso certified reputed brand make , rc couple amplifier trainer rc coupled amplifier trainer the single board trainer helps to studies (a) a two stage r – c coupled amplifier. (b) the frequency response of the amplifier. (c) the effect of negative feedback on the performance of the amplifier. (d) bandwidth measurement with inbuilt i.c. regulated power supply. the trainer consists of: i) ic regulated power supply +12v@250 ma ii) set of resistance iii) set of capacitors iv) 2 nos. transistor : cl 100 or equivalent v) connecting wire additional accessories required: # sine wave generator (3 mhz) # oscilloscope any iso certified reputed brand , wein bridge oscillator wien bridge oscillator ( op. amp )trainer kit the single board trainer helps to construct & study the lead – lag network and wienbridge oscillator using op. amp. study the waveform of the oscillator and calibrating it using c.r.o. the trainer contains (i) i.c regulated power supply +12 v & 12 v @250 ma (ii) set of resistances, (iii) set of capacitor (iv) 2 nos. variable resistance (v) op.amp lm741 (vi)connecting wire additional accessories required: # dual trace oscilloscope # sine wave generator any iso certified reputed brand , adc and dac trainer kit digital to analog converter (dac) trainer the single board trainer helps to study the operation of digital to analog converter using dac 0808. the trainer contains i) ic regulated power supply +12v & 12v @250 ma ii)logic inputs : 8 nos. iii) digital voltmeter : 0 – 20 v , 3 ½ digit display. iv) dac 0808 i.c. v) lm 741 i.c. microtech industries , inco, pisco analog to digital converter (adc) trainer the single board trainer helps to study the operation of analog to digital converter using successive approximation type adc 0804. the trainer contains i) ic regulated power supply +5v @250 ma ii)i.c regulated variable power supply 0 – 5 v with fine control . iii) digital voltmeter : 0 – 20 v , 3 ½ digit display. iv) successive approximation type adc 0804. any iso certified reputed brand , phase shift oscillator using bjt rc phase shift oscillator trainer specification: the single board trainer helps to construct & measure the waveform and frequency of rc phase shift oscillator. the trainer contains (a) i.c regulated power supply +12v & 12v@250 ma (b) set of resistances, (c) set of capacitors (d) op.amp.741 (e) gain adjustment pot (f) connecting wire additional accessory required: # dual trace oscilloscope any iso certified reputed brand , collpitts oscillator using bjt specification: colpitt oscillator trainer the single board trainer helps to construct & measure the waveform and frequency of colpitt oscillator. the trainer contains (a) i.c regulated power supply + 12 v @250 ma (b) 2 nos. inductors (c)2 set variable capacitor for different oscillator frequency. (d) variable resistance (e) transistor bf494b (f) connecting wire additional accessory required: # dual trace oscilloscope any iso certified reputed brand , to study the various biasing configurations of bjt for normal class a operation specification: class a power amplifier trainer a single board trainer helps to study & determination of output power, frequencyresponse and efficiency of a class a power amplifier. the trainer contains : 1. i.c regulated power supply. 2. set of resistances, capacitors etc. 3. transistors. 4. output transformer. additional accessories required : • sine wave generator • dual trace oscilloscope any iso certified reputed brand...
Due Date : August 07, 2023
Tender Value : ₹ Ref. Documents
