The Tektronix TDS3000 Series of Digital Phosphor Oscilloscopes has both two and four channel models, sample rates as fast as 5 GS/s, and bandwidths of 100, 300, and 500 MHz. This series has many useful features, such as: 21 automatic measurements, advanced triggers (width, glitch, and logic), VGA color LCD display screens, and support for differential, current, and active probes that deliver automatic scaling and units. The Tektronix TDS3000 Series are ideal for design technicians and engineers because they can be easily transported, can show, save, and assess three dimensions of signal data in real-time, and are affordable.