HP 8590 E-Series User Manual page 229

102 or 103 only.
Option
DWELL
sets the dwell time for the marker pause, during which demodulation can take
TIME
place in nonzero span sweeps. The dwell time can be set from 2 milliseconds to
100 seconds.
Front-Panel Key Access: ljj)
Option 105
EDGE POL
determines whether the gate triggers on the positive-going or negative-going
POS NEG
edge of the signal at the GATE TRIGGER INPUT connector (on the rear panel
of the spectrum analyzer).
If the gate utility is used and a pulse repetition interval has been entered, gate
trigger position markers will be shown in the time domain window. A "0"
indicates positive triggering. A "U" indicates negative triggering.
Front-Panel Key Access: [w)
E d i t
allows you to edit the current amplitude-correction factors table by accessing
Amp Cor
the SELECT POINT, SELECT FREq , SELECT AMPLITUD , DELETE POINT,
Edit Done, and PURGE AMP COR softkeys.
Front-Panel Key Access: ICAL)
EDIT
Spectrum Analyzer and HP 8591 C Cable TV Analyzer
CAT ITEM
more information.
starts the DLP editor function and loads the highlighted item from the catalog
of spectrum analyzer user memory to be displayed and edited. It copies the
item into the spectrum analyzer DLP editor memory which is a 2500 byte
memory buffer. If an item is edited, the new edited version will not be
overwritten in the spectrum analyzer user memory until it is processed by the
SAVE EDIT softkey.
Front-Panel Key Access: (jj) or ISAVE_)
can be accessed through both the amplitude-correction menu and the the
E d i t
change prefix menu. When accessed from the amplitude-correction menu, the
Done
amplitude-correction factors table is erased from the spectrum analyzer screen
and the amplitude-correction menu is restored on-screen. Use Edit Done
when all the amplitude-correction factors have been entered.
When accessed from the change prefix menu, Edit Done erases the prefix
from the spectrum analyzer screen and restores the previous menu. Use
Edit Done when prefix characters have all been entered.
Front-Panel Key Access: ICAL), @ZiZ), (jj], (jj), or m
EDIT
can be accessed through the limit-line menu. Pressing EDIT DONE erases the
DONE
limit-line table from the spectrum analyzer screen and restores the menu
accessed by the Limit Lines softkey. Use EDIT DONE when all the limit-line
values have been entered.
Front-Panel Key Access: [DISPLAY)
allows flatness-correction constants to be viewed or modified. This is a service
EDIT
calibration function and is for service use only.
FLATNESS
Front-Panel Key Access: ICAL)
7-36 Key Descriptions
only.
021, 023, and 024 only. Refer to the HP 8590 E-Series and L-Series
Programmer's Guide for