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840
!
PURPOSE:
To set the 87075C-H08 switches.
850
!-----------------------------------------------------------------
860
!
PARAMETERS:
870
!
880
!
Controller$ [P|G]
890
!
Main_port$ [REFL|TRANS]
900
!
Switched_port$ [0|1|2|...|8]
910
!
Addr GPIB address of 8753D/E or 87075C-H08
920
! depending upon G or P above.
930
!------------------------------------------------------------------
940
!
DESCRIPTION:
950
!
960
! Eight bits control the HP 87075C:
970
!
980
! d7 \
Test set address bits.
sets
990
! d6 /
to be addressed with Centronics connector.
1000
! addresses are set with rear panel switch.
1010
!
1020
! d5
For future customization.
1030
!
1040
! d4
Selects port1|port2 (REFLECTION or TRANSMISSION)
1050
! "0" selects port 1 as active.
1060
!
1070
! d3 \
1080
! d2
\ Four bits select which port of the 87075C-H08 is
1090
! d1
/ connected to the active network analyzer port.
1100
! d0 /
1110
!
1120
! Commands can be sent via Centronics (Parallel) port of via
GPIB
1130
! Choice depends upon variable, Controller$ (P\G).
1140
!
1150
!================================================================
1160 Set_switches:
1170
!
Chapter 2
Controlling the Test Set and Making Measurements
P = Parallel via 8753D/E or G = GPIB
Two bits allow up to 4 test
"1" selects port 2.
!
Calibrating the Test System
d7|d6|d5|d4|d3|d2|d1|d0
Test set
33
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Table of Contents
Troubleshooting
