bids are invited for two stage rc coupled amplifier , energy band gap by four probe method , determine the wavelength of sodium light by fresnel biprism kit , determine the wave length of sodium lamp by newton ring method , voltage doubler tripler circuit with two meters , transistor characteristics apparatus , zener diode v i characteristics apparatus with aluminum panel square meters forward reverse , laser experimental setup with he ne laser , common emitter transistor amplifier , common base transistor amplifier , em by thomson method , bh curve apparatus , hall effect experiment , gm counter experimental setup , determine the resolving power of telescope , dds function arbitrary generator , logic gates trainer using ttl ic s 6 in 1 , hartley oscillator , colpitt oscillator , resolving power of a grating , operational amplifier as differentiator integrator , thermo electric emf with temperature for a copper iron thermo couple by means of a potentiometer , comparison of illuminating power by a photometer , to find the equivalent focal length of lens system by nodlial slide assembly , measurement of peak average rms value of the ac signal , led characteristics apparatus , audio frequency function generator 1hz to 200khz , analog multimeter , digital multimeter , biprism only , analog oscilloscope ( q3 ) total quantity : 54