GW Instek GDS-2000 training manual - Manual (Page 32)

GDS-2000 Series Training Manual
32
Roll / Scan Mode
Background For observation of slow signal (<20Hz), scan mode
and roll mode are available, each with its own
merit.
Connection CH1
CH1 Scale 250ms/div, 20mV/div
1. The CH1 triangle waveform will be displayed in SCAN mode,
running from left to right. In this mode, old part of the waveform
is gradually replaced by new data.
2. Press the HORIMENU key → F4 (Roll) to get a more complete
viewing of the waveform. In the Roll mode, the waveform moves
from right to left.
Demonstration completed