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Automating Measurements
Automated Measurement Setup and Control
!
Select CW display and sweep
OUTPUT
OHp871l;"DISP:ANN:FREql:MODE
CW"
OUTPUT
OHp871l;"SENSl:FREQ:SPAN
0
Hz;*WAI"
!
! Take a single sweep, leaving the analyzer
! in trigger hold mode.
OUTPUT
OHp871l;"ABOR;:INITl:CONT
OFF;*WAI"
!
! Turn on Marker 1
OUTPUT
QHp871l;"CALC:MARKl
ON"
!
Count=O
TO=TIMEDATE
! Step from 175 MHz 463 MHz by 6 MHz
FOR
Freq=175
TO 463 STEP 6
! Take a sweep
Freq,str$=VAL$(Freq)%"
MHz"
OUTPUT
QHp87ll;"SENSl:FREQ:CENT
";Freq,str$
OUTPUT
QHp871l;"INITl;*WAI"
!
! Set marker to frequency
OUTPUT
QHp87ll;"CALC:MARK:X
";Freq,str$
!
! Query the marker value
OUTPUT QHp87ll;"CALC:MARK:Y?"
ENTER
OHp87ll;Response
!
! Display the first three numbers in the array.
Msg$=”
J
"
&Freq,str$%":
"%VAL$(Response)%""'
OUTPUT
QHp8711;"DISP:ANN:MESS
";Msg$
PRINT
Msg$
Count=Count+l
NEXT Freq
Tl=TIMEDATE
PRINT "Sweeps per second:
";Count/(Tl-TO)
DISP "Sweeps per second:
";Count/(Tl-TO)
END
7-51
深圳市盛腾仪器仪表有限公司 Tel:0755-83589391 Fax:0755-83539691 Website: www.Sengt.com
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