notice inviting e-tender for supply, installation & commissioning of devices, equipments, instruments, machineries, tools etc. for electrical engineering, civil engineering, chemistry, physicslaboratory and electrical workshop at sidhu kanhu birsa polytechnic.- 1 kit for study of p, pi and pid controller ( open and closed loop control ) 2 kit for study of position control system using servo motor 3 kirchhoffs current and voltage law trainer kit 4 trainer kit for measurement of active and reactive power in three phase balanced load by two wattmeter method 5 r-l-c series & parallel resonance experimental kit 6 experimental kit of dc series motor speed control using scr 7 trainer kit for ujt characteristics trainer board 8 lux meter 9 non-contact type digital tachometer 10 contact type digital tachometer 11 trainer kit for single phase half / fully controlled converter with r load, rl load 12 scr firing circuit trainer with r, rc, ujt triggering 13 trainer kit for astablemultivibrator using ic 555 14 trainer kit for monostablemultivibrator using ic 555 15 op-amp training kit as differentiator & integrator 16 trainer kit for diode characteristic 17 rs, d, t, jk & jk master slave flip flop trainer kit 18 60v / 100a high precision digital watt meter 19 digital display ac milli ammeter 100ma -powered by 9v ac / dc 20 ac 40- 300v 100a energy meter, frequency active power factor current ampere voltage monitoring device with colorful lcd display voltmeter ( digital ) 21 hrc fuse kit trainer 22 multimeters 23 displacement measurement using lvdt trainer kit 24 experimental kit for network theorems ( superposition, nortons, thevenins, maximum power transfer ) with inbuilt ammeter ( ma / a ) and voltmeter 25 temperature measurement trainer ( rtd-pt100;thermocouple-j / k / t;thermistor ) 26 mixture grinder 27 resistance oven 28 vacuum cleaner 29 toaster 30 micro oven food processor 31 voltage stabilizer 32 portable grinder 33 portable drilling machine 34 electronics regulator 35 o.c.b. 36 electrc iron 37 ceiling fan 38 total station survey instruments with total station prism 39 auto level 40 digital rebound hammer with calibration anvil ( for concrete compressive strength analysis in the field and material hardness testing. ) 41 digital compression testing machine for concrete 42 hydraulic bench-with accessories , complete in all respect. 43 brass spherometer ( circular scale – 100 div, linear scale -in mm ) with concave mirror, convex mirror, glass slab / plate, wooden metre scale, paper sheet 44 horizontal wooden board with glass top, fitted with pulley at one end, wooden block with fixed hook at one end, pan holding weights, slotted weight 20 gm each 5nos. 45 retort stand with clamp, spring with hook at both ends, weight hanger with hook , slotted weight 50gm- 12 nos. 46 fly wheel with shaft , weight hanger , slotted weight, meter rod, stop watch, vernier callipers* ( in lab ) , thread. 47 a half metre high 5cm diameter glass cylindrical jar with millimetre graduations, transparent viscous liquid ( glycerine ) , 20 steel ball, screw gauge* ( in lab ) , stop clock / watch, thermometer, clamp with stand 48 linear expansion apparatus with micrometre screw , steam generator, beaker, thermometer measuring 100oc, rubber tube, metal road of brass, metal road of aluminium , metal road of copper 49 equipment for oxalic acid and potassium dichromate 50 accessories for tritation 51 standardization of potassium 52 iodometer 53 accessories for iodometric estimate 54 total hardness equipments 55 conductivity meter 56 viscometer