GW Instek AFG-2125 Arbitrary DDS Function Generator with Counter, Sweep, AM, FM and FSK Modulation, 0.1Hz to 25MHz Frequency Range 20MSa/s Sampling rate, 10 bit vertical resolution and 4k point memory for arbitrary waveform Waveform parameter setting through numeric keypad entry and knob selection Amplitude, DC offset and other key setting information shown on the 3-1/2" LCD screen simultaneously USB Device interface for remote control and waveform editing Measures 266mm width by 107mm height by 293mm depth