RioRand(TM) RRDDSO100 HDSO-100 USB DDS 50M Bandwidt Dual-Channel Digital Storage Oscilloscope Powered by RioRand advanced technology RioRand(TM) DDSO-100 dual-channel digital oscilloscope, with "low-cost, high-performance" as the design goals. well-designed bandwidth of 40M, 100M sampling rate, 2 channels, alternating support X, Y and XY alternating pattern of two-channel virtual oscilloscope, spectrum analyzer. Meanwhile, has a the DDS function, supports 5 kinds of waveform output. Sine wave can output up to 20M. The device communicates with the PC via high speed USB2.0. SWEEP * Sweep range: Fs to Fe * Sweep time range: 0.1-10 s * Amplitude: 0.5Vp-p-10Vp-p System Windows XP(SP3), Win7 32, Win7 64