prog.book : ch2meas.fm 22 Mon Feb 15 09:24:37 1999
MEASurement Instructions
FETCh[1|2][:SCALar][:POWer:AC]? [<expected_value>[,<resolution>[,<source list>]]]
2-22 HP E4418B/E4419B Programming Guide
FETCh[1|2][:SCALar][:POWer:AC]? [<expected_value>[,<resolution>[,<source list>]]]
This command sets the specified window’s measurement function to single
channel with relative mode off, recalculates the measurement and places
the result on the bus. The result is a power based measurement and is
expressed in the units defined by UNIT[1|2]:POWer.
Syntax
Parameters
Refer to “The Optional Parameters”, on page 2-3 for additional details on
the parameters in this command.
Item Description/Default Range of Values
expected_value
(for the
expected
power level)
The expected power level
parameter can be set to DEF or a
numeric value. If a value is
entered it should correspond to
that set by CONFigure otherwise
an error occurs.The units of
measurement are dBm and W. The
default units are defined by
UNIT:POWer.
sensor dependent
DEF
1
resolution A numeric value for the resolution.
If it is unspecified the current
resolution setting is used. If a
value is entered it should
correspond to the current
resolution setting otherwise an
error occurs.
1 to 4
2
1.0, 0.1, 0.01, 0.001
DEF
1
FETC
1
2
:POW
:AC
?
:SCAL
Space
expected_value
DEF
resolution
,
DEF
source list
,