Two-channel Models 2540 and 2542 have 60 and 100 MHz max bandwidths, respectively; up to 1 GS/s sample rate; and 4,000-point record length for each channel. Auto measurement functions and analog-style knobs facilitate use. Troubleshooting and debugging are aided by various triggering capabilities, digital filtering, waveform recorder, delayed sweep/zoom, mask testing, automatic measurements, and FFT functions.