GW Instek GDS-2000 series Uer manual - Manual (Page 88)

GDS-2000 Series User Manual
88
2. Press F5 (Mem Leng) to
select the memory length
(points), short or long.
Mem Leng
500
F 5
Range (memory
point) 500 Short memory length; useful for
catching high frequency signal.
5000 Long memory length when three or
four channels are active.
12500 Long memory length when two
channels are active.
25000 Long memory length when only one
channel is active.
Example
FM signal Short memory (better) Long memory
Example
Spike noise Short memory Long memory (better)
Note The display always shows 250 points (300 when
the menu is turned Off) regardless of the memory
length. In short memory length, all 500 points can
be observed. In long memory length, either the
memory points are condensed into 500 points
(Real-time sampling mode) or all points can be
observed (Equivalent-time sampling mode). For
sampling mode details, see page90.