Menu Reference 3
E4418B Power Meter User’s Guide 123
•
Press this softkey to access a menu which allows you to enter the
maximum and minimum scale limits shown on the analog display.
■
Press this softkey to enter the maximum scale value shown on the
analog display.
■
Press this softkey to enter the minimum scale value shown on the
analog display.
•
Press this softkey to choose from four levels of resolution. The resolution
can be specified in dB or digits depending on the measurement suffix used.
The suffix used is the one which is selected in the
menu. These
four levels (1, 2, 3, 4) represent:
1, 0.1, 0.01, 0.001 dB respectively if the measurement suffix is dBm or dB.
1, 2, 3, or 4 significant digits respectively if the measurement suffix is W or
%.
The default value is 3 (that is, 0.01 dB or 3 digits).
•
Press this softkey to access a menu where you can enter upper and lower
limits for each display window which when exceeded will output a TTL
logic level (if enabled) at the rear panel TTL outputs. Refer to
“Setting
Window Limits” on page 72 for further information.
•
Press this softkey to toggle between the test limits being on or off. The
default is “Off”.
•
Press this softkey to enter the upper measurement limit. The
measurement units of the limits will be the same as the measurement
units in the currently selected window. On instrument preset, the default
value is either 90.000
dBm, 1 mW, 60 dB, or 100M% depending on the
windows unit. Use the
, , , and keys to change the
value. To confirm your choice, press the appropriate measurement units.
must be greater than .