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280
! Select CW display and sweep
OUTPUT OHp871l;"DISP:ANN:FREQl:MODE CW"
290
300
OUTPUT QHp871l;"SENSl:FREQ:SPAN
I
310
320
! Take a single sweep, leaving the analyzer
330
! in trigger hold mode.
OUTPUT OHp87l1;"ABOR;:INITl:CONT OFF;*WAI"
340
350
!
360
! Turn on Marker 1
370
OUTPUT OHp87ll;"CALC:MARKl ON"
380
390
400
TO=TIMEDATE
410
! Step from 175 MHz 463 MHz by 6 MHz
FOR Freq=175 TO 463 STEP 6
420
! Take a sweep
430
440
OUTPUT OHp871l;"SENSl:FREQ:CENT ";Freq,str$
450
460
OUTPUT OHp87l1;"INITl;*WAI"
470
!
! Set marker to frequency
480
490
OUTPUT OHp87ll;"CALC:MARK:X ";Freq,str$
500
!
! Query the marker value
510
OUTPUT OHp87ll;"CALC:MARK:Y?"
520
530
ENTER OHp87ll;Response
540
!
550
! Display the first three numbers in the array.
560
OUTPUT 6Hp871l;"DISP:ANN:MESS
570
PRINT Msg$
580
Count=Count+l
590
600
NEXT Freq
610
Tl=TIMEDATE
PRINT "Sweeps per second: ";Comt/(Tl-TO)
620
DISP "Sweeps per second: ";Comt/(Tl-TO)
630
640
END
Automating Measurements
Automated Measurement Setup and Control
0 Hz;*HAI"
7-51
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