
Chapter 3
Digital storage oscilloscope
modes of operation
Roll mode
Some modes of operation of a digital storage oscilloscope, such
as
refresh,
are rather similar to operating modes of an analog
oscilloscope, while others, such as
roll
mode have no
corresponding counterpart. There is much competition between
designers and manufacturers of digital storage oscilloscopes to
produce an instrument which handles like, and gives a display
virtually indistinguishable from, an analog oscilloscope. Some
manufacturers claim indeed to have reached this blessed state,
and certainly some of the latest generation ...