Profile: Tektronix, Inc. is a supplier of test and measurement equipment. We specialize in providing oscilloscopes, logic analyzers, signal generators, spectrum analyzers, digital multimeters, and probes & accessories. TPS 2000B digital storage oscilloscope series has a bandwidth of up to 200 MHz and 2 GS/s sample rate. This series allows to safely make floating or differential measurements in a variety of environments. It is portable with up to 4-isolated channels and is battery-powered. DMM4050 and DMM4040 digital multimeters measure volts, ohms and amps with a basic V dc accuracy of up to 0.0024 percent. Integrated frequency, period, capacitance and temperature measurements mean can make a wide range of measurements with one instrument.