The Tektronix TDS430A is one of our used digitizing oscilloscope. It's bandwidth is 400MHz and has 2 channels. The sample rate is 100MS/s on all channels. The highly featured, portable and easy to use scope is ideal for simple to complex applications, including electro-mechanical research and analysis, power and analysis, digital and analog design. It uses renowned TDS Graphical User Interface which offers intuitive icon based menus along with help text, making scope operation extremely simple.