Tender For high frequency x-ray machine-, , , high frequency x-ray machine suitable for general radiography., , x-ray generator:, , high frequency x-ray generator having frequency of 50khz should be provided., , oil filled based generator for high dielectric strength, better heat dissipation, and easy service stability., , power output of generator should be 40 kw., , radiographic kv range should be 40 to 125kv., , ma range (rad.): upto 500ma., , exposure time (rad.): 2ms to 2sec., , mas range (rad.): 1 to 200mas., , control:, , a very compact, soft feather touch control panel having following functions & indications should be provided. the panel can be supplied in floor mount with spill proof design., , following features should be available on the control panel., , machine on/off switch., , digital display of kv & mas., , kv & mas increase and decrease switches., , tube focal spot selection switch., , ready and x-ray on switch with indicators, , bucky selection switch., , self diagnostic programme with indicators for earth fault error, kv error, filament error & tube's thermal overload., , anatomical preprogrammed parameters of human anatomy should be available to select exposure parameters based on body part, examination view and size of the patient., , anatomical programming up to 200 programmes or more, , a dual action hand switch with retractable cord should be provided for radiation protection of operator., , x-ray tube:, , one no. dual focus rotating anode x-ray tube thermally protected., , anode heat storage capacity of tube should be 140 khu., , one pair of 8-meter h.v. cable., , one no. collimator with auto shut off facility, should be provided., , hv tank:, , a very compact h.v. tank filled with high dielectric transformer oil should be provided. the h.v. tank should contain h.v. transformer, filament transformers, h.v. rectifiers & h.v. cable receptacles., , tube stand:, , floor mounted ceiling free tube stand with counter balanced movements & with easy installation at site., , manual movements with electromagnet locks in longitudinal, transverse & vertical movements are provided with release switches on electromagnet panel mounted on tube collimator assembly., , tilto meter on electromagnet panel to show tube angle position., , continuous tube rotation around horizontal axis with lock, , f. table:, , floatex table with 4-way movement of the table top i.e. along x axis and y axis is to be provided. longitudinal movement of tabletop is 500mm or more & transverse movement is 180mm or more., , the table should consists of bucky motorized reciprocating grid of ratio 8:1 - 85 lines/inch., , the bucky should be locked at any desired length position by an electromagnetic lock., , the tabletop should be made of low radiation absorption, waterproof material., , table accessories like stainless steel cassette tray, compression band is to be provided., , g. vertical bucky stand:-, , vertical bucky stand with oscillating grid of ratio 8:1, 85 lines / inch is provided., , the bucky moves up & down & is equipped with a stainless steel cassette tray., , the stand is floor-mounted type & can accommodate cassettes up to 14" x 17". the bucky is tilted in 6 steps of 15 degree angle each for various radiographs., , vbs should have provision for without grid exposure., , power requirement: the unit should be, , operable on 3 phase, 400 volts ac 50hz with line resist less than 0.2 ohms. line regulation 10%., , other requirements:, , the company should be iso & icmed certified company., , the unit should be approved by aerb., , the company should be european ce certified from notified body., , the equipment should have import/manufacturing, ,
Tender For providing of repair and overhauling service - repair of vector signal generator; repair of vector signal generator; yes; buyer premises,repair and overhauling service - repair of power meter; repair of power meter; yes; buyer premises
Tender For purchase of lab instruments for physics core laboratory for the year 2025 under idukki package - digital function generator {0.2 hz to 2 mhz, sine, square, triangular wave, signal amplitude of 20vp-p output }, cro digital- 100 mhz dual channel, arduino set, daniel cell, equivalent, electronic digital vernier calipers, inch and millimeter conversion,lcd screen displays 0-6" caliper measuring tool, automatic shutdown, laboratory thermometer (lc:0.5 degree celsius , should measure upto 150 degree celsius), double slit with various widths marked on, prism equilateral- flint glass, with one face grounded (2"), prism equilateral- crown glass, with one face grounded (2"), voltage source (variable) [0-30 v, 2 outputs, digital display], digital multimeter with voltage ( ac- at least 200 mv to 500 v, dc), current ( ac and dc from ma range) , resistance, frequency, transistor gain (hfe) measurements, laser source- diode 650 nm, 5mw fixed on stand with power supply, solar cell characteristic apparatus, single slit, with various slits marked on the instrument, diffraction grating with 100 lpi/200 lpi/ 500 lpi or their combination with marking on the instrument (different lpi preferred), micrometer screw gauge 0-25 mm, 0.01 mm lc, screw gauge digital micrometer 0-25 mm, 0.01 mm lc, stainless steel digital vernier calipers, 6 inch, stop watch- electronic digital, spectrometer arrangement, lc 1 , travelling microscope, both vertical and horizontal movement lc 0.01 mm, quartz prism- equilateral, mercury lamp with pins ( not screw type), common weighing balance- digital , to weigh upto 10 kg, lc 1gm, digital light intensity meter (range 0 to 200000), katers pendulum, with holder, narrow angle (small angled prism angular measurement 5 x 87.5 x 87.5 ie 5 degree size 32 x32 mm) crown glass, travelling microscope, (bridge) horizontal movement lc 0.01 mm , for newtons ring and airwedge experiments, digital ic tester, analog stop clock (lc:0.5s), diffraction grating with 15000 lpi, digital oscilloscope dual channel input signal generator 100 mhz 1gsa/s sampling rate 7" tft display 240 kb storage, oscilloscope - 2.8" tft handheld digital oscilloscope kit portable automotive oscilloscope, 2.5ms/s high sampling rate, 200khz bandwidth, trigger function auto/nomal/single, helium neon laser 2mw, with power supply, half wave, full wave & bridge rectifier trainer kit, op amp trainer kit -to study op-amp inverting, non-inverting amplifier circuit, to study op-amp summer & subtractor, to study op-amp comparator circuit, to study op-amp voltage follower current follower, to study op-amp differentiator and integrator circuit.to study op-amp null detector, offset current & voltage circuit.to study op-amp clipping amplifier.to study op-amp sample & hold circuit.to study op-amp schimitt trigger circuit., hall effect apparatus complete set, 4 probe experiment apparatus for resistivity and bandgap of semiconductor, bh curve apparatus to study the retenvitya nd coercivity of a ferromagnetic material, apparatus to measureelectrical conductivity of metals and estimation of fermi energy., digital lab thermometer. resolution : 0.1 degree celsius, at least measure upto 200 degree celsius, horse shoe magnet for sonometer experiment (approx 6 inch), stainless steel ruler to measure upto 0.5 mm, digital lcr meter (range: 0.1 h to 20h, 0.1pf to 2000 f, 0.1ohm to 20mohm), special wire stripper for electrician decrustation pliers multi-functional wire stripper and cutter, wire cutter tool, wire cutter stripper, wire cutter plier, 25 pieces spanner set 6 mm to 32 mm
Tender For corrigendum : supply and installation of physics instruments - c.r.o. dual trace 40 mhz: 1. type of input channels- analog and digital (mixed signal)2. number of analog channels-3. bandwidth - 300 megahertz.4. display type -colour tft.5. minimum display size- 10 inch.6. time base accuracy- 2.5 parts per million.7. sampling rate per digital channel simultaneously: 1gs/sec.8.record length per digital channel simultaneously- 8m point., function generator 0.3 to 3 mhz (scientific 10 mhz to 25 mhz frequency 1 channel function generator) : 1. frequency bandwidth (sine wave ) 10 mhz to 25 mhz.2. sample rate of arbitrary waveform generator (mega samples/sec)3. amplitude range (at 50 ohm impedance),10mv to 10 v pp. , multiplexers and de-multiplexer with built in power supply :1. material- abs2. display- digital, verification of de-morgen s theorem with built in power supply : 1. type- digital2. consisting of built in power supply3. logic ics connected internally for 1st & 2nd theorem.4. 2 logic input switches with indcators.5. 1 logic output indicator.6. 3 patch chords to connect input and outputs., encoder and decoder circuit with built in power supply : 1. material- pvc2. equipment materials - glass epoxy front panel with pvc3. temperature range- -5 to 45 celsius4. output voltage(regulated) : 5vdc (internally connected) , half adder, full adder, half subtractor, full subtractor with built in power supply: 1. built-in power supply dc +5 v at 500 ma.2. 3 logic input switches with green led display.3. 3 logic output red led display.4. two and gates ( 7408 ), one or gate ( 7432 )two not gates ( 7404 ) & two ex-or gates ( 7486 ) on panel., hall probe method for measurement of resistivity, complete with hall effect setup, hall probes, digital gauss meter, electromagnet and constant current supply. (complete apparatus) : 1. hall probe (ge crystal);(b)hall probe (inas).2. hall effect set-up (digital), dhe-213. electromagnet,emu-75oremu-50v.4. constant current power supply, dps-175 or dps-50.5. digital gaussmeter, dgm-102.6. range- 0-20 ma, apparatus to study characteristics of tunnel diode : 1. instrument comprises of dc regulated power supply of 0-600mv.1. two round meter for voltage & current measurement.2. circuit diagram is printing on front panel & important connections brought out on front panel.3. with well illustrated instruction manual, photo diode characteristic apparatus : 1. material- ms2. frequency- 50hz, photo transistor characteristic apparatus : 1. instrument type- analog2. input voltage - 220 v3. frequency - 50-60 hz, solar cell characteristic apparatus (complete apparatus) : 1. analog voltmeter: 12. analog ammeter: 13. solar panel/photovoltaic cell/solar cell to study characteristics: 14. range of dc voltmeter (in volt): 305. range of dc ammeter (in milli ampere): 506. necessary patch cords for interconnection7. along with instruction manual and demonstration, apparatus to study charging and discharging of a capacitor : 1. built in power supply : +12v variable & -12v, variable dc2. mains : 230v ac , ldr characteristics apparatus. : 1. voltage- 220 v2. apparatus type- analog3. temperature range- 50-60degree, plancks constant using solar cell : 1. instrument type- digital 2. built in power supply : +12v variable & -12v3. necessary patch cords for interconnection
Tender For purchase and installation of practical equipment in various educational institutions under saharsa district - moving coil galvanometer , moving coil voltmeter , moving coil ammeter , micro ammeter , sonometer , apparatus to determine relationship between the frequency and tension, length & mass , battery eliminator , tunning fork electrically , apparatus to investigate standing waves on a string. , meter bridge , experiment to determine the unknown resistance of a conductor. , potentiometer experiments to measure the internal resistance of a cell. , deflection magnetometer experiments to measure the deflection of a compass needle by magnetic field , tangent galvanometer apparatus for measurement of the direction & power of current , dry cell , analytical digital weighing scale , bar magnate 50mm, m name , u magnate , mirror fl 4 concave 50mm , mirror convex 50mm , mercury thermometer c/f/r , micrometer screw gauge 15mm , apparatus to measure the dimensions of object with high precision. , eliminator 4amp , meter bridge 100cm long , friction apparatus , dcc copper wire insulated , glass slab 75x50x18mm , lenses concave 50mm , lenses convex 50mm , measuring cylinder 500ml poly to measure the volume of liquid , double disc spherometer , apparatus curvature to measurement of radius of , vernier calipers apparatus to studying expansion of material, charts of newton's second law , charts of ohms law , charts of electro magnate , charts of telescope , charts of reflection of light , charts of refraction of light , charts of newton's law of motion , charts of 4 stroke engine , charts of electron microscope , charts of magnate , mirror stand metallic adjustable , pin stand adjustable metallic , tripod stand , measuring cylinder graduated poly 500ml , beaker borosilicate 250ml , rheostat , apparatus to variable change of resistance , lechlanche cell , stop clock , equilateral glass prism 50mm , magnetic compass both side glass , zinc plate with terminal , copper plate with terminals , zinc rod with terminal , manganine coil resistance box 100.ohms , magnesium metal ribbon coil, analytical digital weighing scale , test tube stand , holder hold for glass wares , burette clamp , tripod stand to support glassware , measuring cylinder graduated poly 500ml , beaker borosilicate 250ml , gas jar with cover 6x2 , conical flask 250ml , round bottom flask 250ml , flat bottom flask 250ml , reagent bottle 250ml poly , reagent bottle 500ml poly , wash bottle 250ml , test tube 5x1/8 , measuring flask 250ml , pipette 10ml , filter paper 100.circle 12.5 cm dia. whatsman's , test tube holder, tongs , test tube brush , spirit lamp , spatula , conical funnel 75mm , digital conductivity meter , chemical weight box , desiccators with lid glass , atomic model sets , bunsen burner , motor & pestle(porcelain)-3" , beehive shelves(porcelain)-3" , crucible with lid , red litmus paper , blue litmus paper, chart of hydrogen gas , structure of atom , chemical bonding , manufacturing of soap , rutherford atomic model , charts of water purification , charts of bleaching powder manufacturing , charts of nuclear energy , charts of petroleum , sodium hydroxide , phenolphthalein indicator solution , methyl orange indicator solution , sodium carbonate , sodium bicarbonate , calcium chloride , calcium carbonate , ferrous sulphate , blue litmus paper , red litmus paper, compound microscope , apparatus for viewing samples at high magnification. , dissecting microscope , low power microscope , staining rack , empty jar specimens with cover , mounting slides , cavity slides , beaker 500ml pp , beaker 250ml pp , conical flask 250ml borosilicate , conical flask 500ml borosilicate , wash bottle poly 250ml , f.b. flask 250ml borosilicate , test tube borosilicate 150x25mm , measuring cylinder poly 250ml , reagent bottler 250ml poly , petri dish , watch glass 75mm , cover slip , ph paper , test tube stand, charts: human skeleton system , , human nervous system , human hea
Tender For replacement of damaged lt meter panel boards at bts sites under eluru ba - electrical items :, supplying and laying of out door type 3 chamber ms box (min size:32inch(w) x 30 inch(h) x 12 inch (d) for housing 1ph/3ph energy meter direct type -1n0, 100a fuse cutout -3nos, 63a on load change over swich - 1no with suitablems enclosure on surface of wall/ms angle iron frame,painting completeas required (note:all 3chambers shall be invidually separated, shall have individual doors with locking arrangement, meter chamber shall have opening with glass provision for meter reading from out side . all chambers shall have suitable holes for cable entry. panel shall be powder coated & din rail shall be provided inside panel chamber wherever necessary for fixing mcbs complete etc. as required., supplying and laying of out door type2 chamber ms box (min size:30 inch(w) x 20 inch(h) x 12 inch (d) for housing 1ph/3ph energy meter direct type -1n0, 100a fuse cutout -3nos, - 1no with suitable ms enclosure on surface of wall/ms angle iron frame,painting completeas required (note:all 2chambers shall be invidually separated, shall have individual doors with locking arrangement, meter chamber shall have opening with glass provision for meter reading from out side . all chambers shall have suitable holes for cable entry. panel shall be powder coated & din rail shall be provided inside panel chamber wherever necessary for fixing mcbs complete etc. as required., supplying and fixing of the 3 nos 100a porcelain fuse cutouts along with 100a neutral link on suitable board in existing panel etc. as required. ( m/s anchor/bosma or equivalent make ), supplying and fixing of the 1 no 100a porcelain fuse cutouts along with 100a neutral link on suitable board in existing paneletc. as required. ( m/s anchor/bosma or equivalent make ), supply and fixing of 4 pole 63a onload changeover switch suitable for 415v, 3phase power supply in the existing suply to ea set as required.( make hpl or ss make), supplying and fixing of 240v,10ka "c" curve 63a dp mcb for inductive load in the existing panel complete with connections, testing and commissioning etc as required., supplying and fixing of 415v,10ka "c" curve 63a tpn mcb for inductive load in the existing panel complete with connections, testing and commissioning etc as required., supplying and laying of pvc insulated 25 sqmm aluminium conductor single core power cableof 1.1 kv grade complete as required., supplying and laying of 8swg gi support wire complete as required, supplying and fixing of the 50mm pipe pipe for service pole etc as required., supplying and fixing of the 40mm pvc pipe on surface wall for service etc as required., s/f of the size of 40mm x 40mm x 5mm thick ms angle including cutting, bending, grouting in wall, painting etc as reqd, fixing charges for the apcpdcl 3ph/1ph energy meter in existing meter box by co-ordination with spdcl staff,testing complete as required.