Your Tektronix 2221A Digital Storage Oscilloscope is a superb tool for displaying, measuring and saving waveforms. Its performance addresses the needs of both benchtop lab and portable applications: ■Combination analog and digital oscilloscope ■100 MHz maximum analog bandwidth ■100 Megasamples/sec digital sampling rate ■Multiple storage acquisition modes including glitch capture as narrow as 10 ns ■Cursor measurement and digital readouts ■Waveform storage and retrieval X-Y Plotter output ■Optional RS-232 or GPIB communication interfaces