Agilent 54601a-54650a Digital Oscilloscopes

Agilent/hp 54601a 4 channel 100mhz 20ms/s digital oscilloscope w/ 54650a module.
the hp 54601a oscilloscope provides the familiar, easy-to-use controls and interactive displays you've grown accustomed to on analog scopes.
the 54601a features a real-time vector display that gives you a clear and accurate picture of your waveforms. The multi-processor architecture delivers a display update rate of over 500,000 points per second.
in vector mode, the 54601a provides a fast screen refresh rate of 60 times/second, regardless of the number of waveforms displayed, and minimal display blind time so you can capture and display infrequent events that other scopes might miss.