e tender for procurement of some items for two years from the date of award of contract ( aoc ) , diathermy, therapeutic short wave diathermy with accessories ( for physiotherapy ) is 12311 , vdrl shaker table / bench top centrifuge for vdrl shaker with 16 socket : 1. capacity 16x15ml. 2. built in time and speed regulator with suitable speed indication and lid lock system. 3. rpm 5000 to 6000 rpm. 4. power supply 220 / 240 volts, single phase, 50 cycles plus minus 12 ac. 5. a line voltage corrector of suitable rating should form part of the configuration as per is. 9615 / 89. 6. technical literature the firm shall submit printed illustrated technical literature / leaflet indicating the model number. if quoted model is a modified version of their any standard product that also be indicated in the offer. , vdrl shaker. 1. feature for rotating slides for vdrl tests. 2. specification platform size 300x300 mm spring holder which can accommodate concave slides etc. 3. rotation 180 rpm continuously adjustable with regulation. 4. timer 0 to 30 minutes for control of shaking duration with 1 minute interval. 5. power supply 220 - 240 volts, 50 cycles, single phase with complete chord and plug. 6. technical literature the firm shall positively submit printed, illustrated technical literature / leaflet indicating the model quoted by them. if quoted model is a modified version of their any standard product that also be indicated in the offer. , ultrasonic therapeutic unit. , ventilator ( adult ) specification: - a ) simple to use. b ) adequate alarms : gas supply failure, oxygen concentration, apnoea, set minute volume alarm, expired minute volume alarm with adult and paediatric scales. c ) modes of ventilation : volume controlled volume controlled and sigh pressure controlled pressure support ventilation simv simv + pressure support caap manual ventilation peep humidiffer d ) i : e ration from : 4 to 4 :1 e ) after sale service should be adequate. address of communication should be perferabley at kolkata. , anaesthetic machine ( mobile ) stainless steel body with three gases ( o2 / h20 / air^ compressed air ) rotometer ( with cylinder attachment facility ) and pressure reducing valve – complete with vaporizers and o2 & n2o gas mixer – both visualized light & sound device display and adjustment control – and with o2 failure warning device.