UNI-T UTS1000 Series Operating Manual page 46

parameters may be revised during auto signal search.
3.3.6 TRACE
Sweep frequency signal is displayed by trace on the screen.
Related parameters of trace can be set by this menu. 5 trace
at most can be displayed at the same time. Soft menu
related with trace pops up by pressing this key.
3.3.6.1 [Trace 1 2 3 4 5]
Select track, spectrum analyzer provides 1, 2, 3, 4, 5 trace,
menu items for selected track number and its track state
will be marked by underline.
3.3.6.2 [Refresh]
Refresh current spectrum curve, and display latest spectrum
trace.
3.3.6.3 [Max. hold]
Display max. response of input signal held in trace. In this
mode, trace can continuously receive sweep data and select
positive peak wave detection mode.
3.3.6.4 [Min. hold]
Display min. response of input signal held in trace. In this
mode, trace can continuously receive sweep data and select
negative peak wave detection mode.
3.3.6.5 [Blanking]
Clear traces on the screen away. However, contents stored
in trace register keep unchanged, not refreshed.
3.3.6.6 [View]
Display contents of current trace, but no refresh, easy for
observation and reading.
3.3.6.7 [Trace operation ]
Soft menu related with trace operation pops up.
3.3.6.8 [1 2]
Get contents in track register 1 and track register 2
exchanged, meanwhile, set contents in track 1 and track 2
in display mode.
3.3.6.9 [2-DL 2]
Subtract value of display line from track register 2. This
function is activated one time and executes task one time.
43