Programmable DC Power Supplies, AC Source, AC/DC Electronic Loads, Solar Array Simulators and Grid Simulators for Testing of PV Inverters. 30W to 150KW Programmable DC Power supplies 750VA to 1MVA (16 – 8KHz) Programmable AC Power Source with Mil Std704, DO-160, B787 and ABD100 Avionics testing standards 60W to 250KW+ DC Electronic Loads and 4.5KVA AC Loads Solar array simulation systems (850W to 25KW Standard Models and Scalable to 1MW) & Battery simulation systems Fast Pulse Generators & Lock in amplifiers Arbitrary Function Generators and LCR Meters. Upto 8 Ch.Digital Delay & Pulse Generators, High Current Pulsers, Light and Optical Pulse Generators Precision Pulse and Fast Tail Pulse Generators Ultra High Speed ( Nano second / Pico Second rise time)- High Current (upto 500Amps)-High Voltage upto 700 Volts and Very High Voltage range up to 1MegV Pulse Generators & Pulsed Laser Diode Drivers Embedded High Voltage Pulser Semi-conductor device test Generators (Forward &Reverse Recovery, Lifetime and Transition time Testing), & Impulse Generators. Dual Ch.FFT Spectrum Analyzer, 200KHz Audio Analyzer Lock-in Amplifiers (100KHz & 200MHz) with Optical choppers, Pre-amplifiers, Photon Counters, Gated integrators and Box-car Averagers. Synthesized Clock Generators, Time Interval and Frequency Counter Residual Gas Analyzers 1MHz Distortion Analyzer, Phase Angle Meter Wide Band Power Amplifiers with Impedance Matching Transformer 1.3GHz Wideband Voltage Amplifiers and Ultra Low Noise Current Amplifier Modules Prog. Active Filters (Max 25MHz) & Plug-in-Filter/Amplifier Cards Precision DC/AC Voltage Current Source and Calibrators DSO's and DMM's VME Instrumentation Cards for precision Thermocouple and RTD Temperature measurement/simulation, LVDT, Tachometer, Arb.F.G etc.