supply, installation and demonstration of different equipments, instruments, trainer kits, models, study setups etc. for different laboratories of electronics and telecommunication engineering department, womens polytechnic chandernagore, hooghly- 1 demonstration kit of dth trainer kit [ colour tft lcd: 5.7” tft lcd; rf input: 950 - 2150 mhz; rf output: 470 mhz two 862mhz; video output: pal/ntsc; included accessories: mains cord, power supply, remote, dish antenna with accessories, lnb instruction manual] 2 demonstration kit of photocopier [interface: usb 2.0 fault-creating facilities for crum, thermistor, stepper motor, pickup clutch, feed sensor, width sensor, scanner stepper motor, scanner sensor, and printer door. various fault switch with test points provided on-board. instruction manual] 3 demonstration kit of microwave oven trainer kit [ type: solo; capacity: >15 ltr; power consumption: 600 watt or more various test points instruction manual] 4 microwave test bench (gunn based) [ gunn oscillator and gunn diode display: digital measure frequency, guide wavelength measure standing wave ratio, reflection co-efficient measure unknown impedance instruction manual] 5 radar trainer kit [transmitter frequency : 5-10 ghz output power : 10 mw (approximate) antenna : horn if output : audio range power supply: 230v(+/-) 10%, 50hz instruction manual] 6 sattelite communication trainer kit [ various fault switch with test points provided on-board. instruction manual] 7 antenna trainer kit [rf generator : 750 mhz approximately (on board adjustable with level display) modulation generator : 1 khz approximately directional coupler : forward & reverse (on board selectable) antenna rotation : 0-360 degrees, resolution 1 degree transmitting & receiver masts provided receiving antenna : folded dipole with reflector detector display : on board level adjustable meter power supply : 230v ±10%, 50hz instruction manual] 8 study of gsm handset [frequency: 900/1800 ghz voltage: 9v-12v modem: gsm/gprs remote control by at commands (according to gsm 07.07 and gsm 07.05) maximum output power 2w for gsm 900: 1w for gsm 1800 instruction manual] 9 study of different network topologies trainer kit [star topology, ring topology, bus topology nodes: 4 data rate: 10/100 mbps interconnection: rj45 instruction manual] 10 plc trainer [power supply: 230v, 50hz plc: micro input type: digital and analog (at least 8 nos.) output type: digital and analog (at least 8 nos.) input: push button switches output indicator: led usb interface with pc instruction manual] 11 pid temeprature controller trainer kit [power supply: 230v, 50hz provision of: proportional control (p) integral control (i) proportional integral and derivative control (pid) display: digital instruction manual] 12 cro demonstration kit [ power supply: 230v, 50hz display: analog frequency: 20mhz various fault switch with test points provided on-board instruction manual] 13 smps trainer kit [ power supply: 230v, 50hz pwm ic based instruction manual] 14 dc power supply [ regulated dc voltage: 0-30v current: 0-2a dual output instruction manual] 15 digital storage oscillator [power supply: 230v, 50hz dual channel bandwidth: 100 mhz instruction manual] 16 test the performace of speaker [speaker trainer kit to study the frequency response and directivity characteristics. set contents: built-in dc power supply, audio frequency generator, suitable amplifier with gain adjustment, sound level meter, 360 degree circular scale with 2 ft diameter with holding structure, clearly printed front panel, instruction manual.] 17 speed control of single phase induction motor [power supply: 230v, 50hz using cycloconverter single phase ac motor less or equal to 1/4 hp instruction manual]