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SECTION4
GPIBInterface
Model
3930A Trigger
Parameter
Setting
Messages
(Cont.)
Function
[NT TRIG GENERATOR
mG
FREQUENCY
Program Code
Header
Parameter
Operation
and Setting Range
Inquiry
TRF
NR3
Sets oscillation
cycle of trigger generator by
Yes
frequency.
Range:
0.4Eq3 (0.4mHz = 2500s) to
LOE+06 mm2
= 1 pss)
Resolution:
O.lmHz
Example:
TR!? 1.25E+03 (1.25kHz =
0.8md
BWJ
COUNT
BST
jTART/STOP
FHASE
SPH
NRl
NR2
Sets number of burst cycles.
Y'S
Range:
lto65536
Example:
BST 10 (10 cycles)
Start/stop
phase setting (": degrees)
Yes
Range:
-360.0t0360.0
(-360"to360?
Resolution:
0.1"
Example:
SPH 180.0 (180")
4-15
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