Setting The Units Of Measurement; Table 2-5 Measurement Units - Agilent Technologies E4418B User Manual

Setting the Units of Measurement

The "dBm/W" menu is used to select the measurement units on the
currently selected window. These can either be logarithmic (dBm or dB) or
linear (Watt or %) units.
(logarithmic units).
individual measurement modes.
Press
or
operation appear with their text grayed out.
When the unit of measurement is set to Watt, it is possible that negative power
N O T E
measurements may be displayed when measuring low power levels.

Table 2-5 Measurement Units

E4418B Power Meter User's Guide
Table 2- 5
, then select the unit of measurement from
. Softkeys which cannot be selected in your particular mode of
%
Measurement Mode
Single Channel
1 When relative mode is on (that is,
pared to a reference value.
sets the measurement units to dBm
shows which units are applicable to the
Relative Mode Off
Linear Log
Watt dBm
, Rel Off On
Power Meter Operation
,
dBm W dB
1
Relative Mode On
Linear Log
% dB
is " On "), the measurement is com-
2
, ,
59