500MHz Digital Oscilloscope
The Tektronix TDS540A Digitizing Oscilloscope has a 500MHz bandwidth and features a Digital Monochrome CRT, sample rates to 1 GSa/s, 25 automatic measurements, 4 input channels, a 3.5″ floppy drive, sensitivity of 1 mV to 10 V per division, time base range of 500 ps to 10 s/div, waveform Pass/Fail testing, and record lengths of up to 50,000 points.