Mfr: Electrodynamic vibration test (shaker) system, Digital/microprocessor vibration meter, Carrier amplifiers, Signal conditioning amplifiers, Auto balancing dynamic strain gauge amplifiers, LVDT/strain gauge based transducers, Digital displacement indicators, Load/force transducers, Pressure transducers, Strain/stress transducer, Geophone (ground velocity sensor), Bore hole extensometers, Load cells, PC-Pentium based vibration programmer/controllers, PC/micro controller based data acquisition system, DC amplifiers, Dynamic strain amplifiers, Piezoelectric accelerometer/vibration sensors, DC/DC LVDT based displacement transducer, Non contact type displacement transducers, Digital load/force indicators, Digital pressure indicators, Digital strain indicators, Digital seismic refraction timers, Convergence indicators, Mechanical oscillator, DC motor speed control unit with complete set as per IS5249, Vaccum circuit breaker analysers/testing kit, Frequency regulators, Voltage regulators and Electronic Emergency Light relay. Rep for: (2) Ian Farmer Associates Ltd, UK and (2)Geophysical Instruments and Supply Co. Inc., USA. Ptnrs: Y. K. Gupta, R.K. Choudhari, S.K. Nayak.