Profile: Roos Instruments, Inc. specializes in fully automated high speed measurement & test solutions. Our RI8546C is a device power module that includes 100 Mhz to 4 GHz S-parameters, DC to 4 GHz power and spectrum, transceiver, receiver, and transmitter measurements. Our RI8521B is a time domain measurement tool. It features dual arbitrary waveform generator, 14 bits, 40 MSPs ±3volts, dual digitizer, 12 bits 10 MHz real sample rate, 100 MHz sub-sampling, and 50 MHz sine gen w/ amplitude control.