supply of scientific laboratory equipments or instruments for physics and electronics departments in rusa 2 . 0-2 moment of inertia of a flywheel-moving on ball bearings, s. s. nshaft, wall mounting type 3 coefficient of viscocity of water by poiseuille’s method 4 determination of elastic constants by searle’s method- 2 barss bar & 3 test wire, table model 5 value of g by using bar pendulum-brass bar with wall bracket 6 height of a building using sextant 7 bh determination by a magnetometer 8 meldes experiment-with electrical vibrating bar n& 6v / 3amp power supply 9 thermo-emf determination using op-amp-± 12v with 741 op-amp with thermo couple set 10 measurement of plancks constant by using led-the method is based on expression of diode current depends on temparaterue. make : ses roorke, model : pca01 11 measurement of em using bar magnet-to study charge of electron by magnetic focus method, high voltage power supply, focus x-y diflection with 3inch crt tube 12 to study the photoelectric effect-with h. v. supply mounted non photosencer with relay 13 tunnel diode - i-v characteristics-dual power supply with 2mv meter fitted on tunnel diode 3717 14 determination of variation of dielectric constants with frequency-dielectric or electricaly byinsulating materials which nfield can persist for long time with curie temparature 15 to study temperature coefficient of ntc thermistor-pid control oven with high tempature & thermistor experiment ntc type 16 determination of wavelength & velocity of ultrasonic waves in a liquid-velocity of ultrasonic waves in kerosene oil with optical nbench & with its proper up-right 1meter long 17 babinate compensator-complete setup with all acccessories for this experiment 18 department of electronics 19 hartley oscillator kit-frequency and wave shape , 12v dc nregulated power supply circuit diagram and printed and mounted on the front panel 20 copitts oscillator kit-frequency & wave shape generated with n12 v dc regulated supply & circuit diagram 21 wien bridge oscillator kit using opamp-frequency & wave shape with different capacitor and resistance with +12 v dc and circuit diagram 22 wien bridge oscillator kit using transistor-frequency & wave shape with power supply 12 v dc & printed circuit diagram n 23 crystal oscillator kit-wave shape and frequency generator with fixed 12 v dc supply & circuit diagram printed on board. 24 relaxation oscillator-instrument with 0-30v dc regulated powesupply to study principle waveshape and nfrequency 25 phase shift oscillator kit-generated frequency by phase shift with 12 v dc supply & component mounted on board 26 monostable ic555-with dc supply 5v / 150ma 555 & various ncomponent kept inside the cabinet 27 astable ic555-to assemble & study volt & frequency nconverter with 5v dc supply and other components 28 bistable ic555-5v regulated dc supply to study v to f nconvertors with 555 ic 29 t-type filter kit-low pass, and high pass band pass with dc npower supply 30 m-type filter kit-passive low and high pass filter with all ncomponents 31 pi-type filter kit-low pass, high pass, band pass & band stop nfilter with necessary supply & components 32 analog modulation & demodulation am / fm kit-af generator- 1khz, carrier generator-100khz, power supply 15v dc & am / fm modulator components 33 digital modulation & demodulation am / fm kit-digital communication trainer-ask, fsk, psk modulation and demodulation - complete circuit diagram & generators of af signal & clock generator with power supply 34 8051 trainer kit-8051 developement board, usb nprogrammer, lcd, ic, serial cable db9 male to female, 12v 2a adapter, user manual, cd 35 mosfet trainer kit-two regulated power supply 0-5v & 0-30v dc. three meters with mosfet irf-840 mounted. 36 jfett trainer kit-two regulated power supply 0-15v & 0-3v nthree meter with bfw-10 n 37 scr power electronics devices [ 2p4m ] -peak reverse blocking voltage: 500v, peak on-state current: 2a, peak gate current: n0.2a, peak gate reverse voltage: 6v, operating junction temperature range40ºc to +125ºc , storage temperature range: -55ºc to +150ºc 38 ujt power electronics devices [ 2n2646 ] -available as “hr” ( high reliability ) , available as non-rohs ( sn / pb plating ) , low emitter reverse current: 0.005μa ( typ ) , passivated surface for reliability and uniformity, maximum voltage between two nbases ( vb2b1 ) : 35v, maximum emitter nreverse voltage ( vb2e ) : 30v, maximum rms nemitter current ( ie ) : 50ma, maximum peak nemitter current ( ie ) : 2a, operating ntemperature range: -65ºc to n+150ºc, maximum power dissipation : n300mw 39 diac power electronics devices [ db3 / db4 ] -vbo : 32 v and 40 v, low breakover ncurrent, breakover voltage symmetry : n3v, ecopack®2 compliant 40 triac power electronics devices, bt136-600e triac maximum terminal current: 4a, on-state ngate voltage: 1.4v, gate trigger current: n10ma, max terminal voltage is 600 nv, holding current: 2.2ma, latching current: n4ma, available in to-220 package 41 power transistor power electronics devices [ 2sc1061 npn npower transistor ] -npn power transistor, low frequency high npower amplifier, continuous collector ncurrent ( ic ) is 3a, collector-emitter voltage n ( vce ) is 50 v, collector-base voltage ( vcb ) is n50, emitter base voltage ( vbe ) is 4v, dc ncurrent gain ( hfe ) : 35 to 320, available in nto-220 package 42 mpf102 n-channel jfet- general purpose n-channel junction field effect transistor, drain-source voltage ( vds ) nis 25 v, maximum drain current:20ma, drain-gate voltage ( vdg ) is 25v, gate-source voltage ( vgs ) is 7.5v, gate current ( ig ) is 10ma, available in to-92 package 43 irfz44n n-channel power mosfet- logic level n-channel, mosfet with low onstate resistance, continuous drain current ( id ) is 200ma, drain source voltage ( vds ) is 50v, on-state resistance is 3.5?, minimum gate threshold voltage n ( vgs-th ) is 0.5v, maximum gate threshold voltage ( vgs-th ) nis 1.5v, urn on and turn off time is 20ns each, available in sot23 smd package