bids are invited for instrument meters devices for basic electric lab 4 20 rheostat , dc supply , single phase dimmerstat , three phase dimmerstat , digital wattmeter , digital dc ammeter , digital ac ammeter , digital ac voltmeter , digital dc voltmeter , regulated dc supply or rectifier , contactless techometer , basic logic gates , dc motor , induction motor , starter rheostat 0-10 ohm,0-2 amp, rheostat 0-110 ohm,0-2.8a double tube, rheostat 0-1000 ohm,0-1.2 a , rheostat -95 ohm,0-3.5 , dc supply 0-30v),2 amp with digital ammeter and voltmeter , single phase dimmerstat 1-phase,8amp with input=240v & output=0-270 volts, three phase dimmerstat 3-phase,10amp,input voltage 415v ac,output 470v ac, digital wattmeter voltage-600v, amp-5a,range- , rheostat kit for educational purpose total quantity : 86