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@gkrsona
Flag of India Salem , Tamilnadu, India
Member since November 1, 2005
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gkrsona

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Prof. AG. Kumar B.E., M.S. [login to view URL] Street, Salem, Tamilnadu INDIA-636 007 Ph: +91© 427©2312996 Academic Background College/University Degree Year Field of Specialization IIT, Madras M.S. 1981 Electrical Engineering by research GCT/Madras University B.E. 1978 Electronics and Communication Engineering Awards · Certificate of merit by Director of technical education for B.E. project ©Heart Beat Monitor©. Given speech in AIR on Heart beat monitor. · [login to view URL], design of ©CODEC© for two additional ©SOUND IN SYNC© channels in a television system was presented in the 25th technical convention of IETE and adopted by research department, All India Radio, New Delhi. Employment Record Designation Period Proprietor 1981-1991 Asst. Prof/HOD/ECE 1991-1993 Visiting Professor 1993-1999 [login to view URL] 2000-2003 Professor/HOD/ECE 2003-till now Publications Co-authored textbooks with animation published by sona varsity · Basic Electronics · Electronic circuits and devices. · Microprocessor, Micro controller and applications Professional Memberships · IEEE & Student Branch Counselor IEEE · ISTE · Syllabus sub-committee member, Anna university Recent Achievements · Received NBA till year 2007 for ECE department. · Received affiliation from AICTE and ANNA for ME in communication engineering Industry projects recently completed · Low cost instrument to test turns ratio and phase of toroidal transformers in production line accuracy 1% using 89C51 and analog Ics with ±1% accuracy. · Gas discharge visualizer to measure the aura of the human body using high voltage generation at a frequency of 60Khz. · Metronome to correctly time the breathing exercise using 89C51 and 2 * 16 LCD display. · Meter to measure the length of conveyer belt Industrial consultancy · Simulation of network transformer attenuation and phase characteristics using PSpice · Guide lines to fabricate a test fixture for the network transformer · Measurement of common mode and differential mode inductance at 60 to 120 Amps by transient analysis techniques Valued Student projects guided · Interfacing LCD panel 300 * 200 monochrome with PIC micro controller to display ECG signal · Wireless home power consumption monitoring, billing using 89C51 and PC interface in FM band · Measurement of solid state device characteristics through WAP · Monochrome video digitizer · PAL color pattern generator · Micro controlled moving robot · Electronic car dash board Academic related experimentation · Interfacing FPGA spartan3 with 8-bit ADC and DAC using prototype board · Design and testing of SMPS in buck and boost mode · AM, FM modulators and de-modulators · Directional and bandwidth characteristics of Yagi antenna in open and inside the chamber · Simulation of DFT using Mat lab · Simulation of filters in Simulink · Simulation of many mixed signal circuits using P-Spice · Live demonstration of ADC and DAC showing their limitations · Live demonstration of GSM mobile communication on packet transmission · Live demonstration of composite video signal from satellite telecast · Demonstration of X86 family ASM using DOS debug Hobby projects · Low noise pre amps single ended with equalization, tone controls, equalizers, power amplifiers · Hi-FI loud speaker system, sealed enclosure front mount 3 way speaker system, passive and active crossover networks · Audio cassette recording system with AC bias · Light intensity operated audio metronome · Conversion of hand moved toy train into electric train · FM, AM microphone · Infrared security system · Monochrome television receiver · Quad yagi antenna to receive Russian satellite, receiver, low noise booster amplifier at 714Mhz Subjects taught · Microprocessor and its applications · Microprocessors and micro controllers · Microprocessor based system design · Advanced microprocessor and micro controllers · Microwave engineering · Measurements and instrumentation · Linear Integrated circuits · Television engineering EDA tools known · Capture, P-Spice & Layout · Atmel micro controller assembler and programmer · Mat lab and Simu link Measuring instruments familiar · Digital storage oscilloscope · Spectrum analyzer · Network analyzer · Data acquisition system · Sweep generator · LCR meter and other general purpose instruments Variety of Components used in our Projects · Devices: BJT, JFET, MOSFET, UJT, RF&AF small signal and power transistors, varactor Diodes, PIN diodes, general-purpose diodes · Passive: R, L, C, relays, reed relays, coil microphone, condenser micro phone, piezo pick ups, Ferrite head, perm alloy head, piezo speakers, multi turn pots, log lne pots, torroidal transformers Heat sinks, high voltage transformers, thumb wheel switches · RF passive: SAW filters, IF coils, RF coil, band switches, variable ganged capacitor, trimmer, balun transformers, Yagi antenna, dish polarator, feed horn, splitter · RF active blocks: LNA, LNC, LNB, satellite receiver, distribution amplifier, channel modulator · Integrated circuits: TTL, CMOS, ADC, DAC, RAM, ALU, PLL, analog switch, function generator, micro controllers, microprocessors, operational amplifiers comparator, TV chips · Optical: LCD displays, LED panel, Opto isolators, CRT mono & color, infrared TX-RX diodes Contributions to the infrastructure developments · Setting up of six new laboratories · EPABX system with all mod features · Hi-Fi audio systems in two auditoriums · Multimedia projection systems and Over head projection systems Hobbies · Playing key board · Driving Toyota Qualis · Swimming Health care · Yoga asana
$15 USD/hr
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