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C-4
TRIGGER MENU
The Trigger menus are always available in PROFILE operation mode, as selected
from the System menu. In READOUT and POWER vs. TIME modes, the trigger
setup menus are available if a sensor used on a display channel has its
SENSOR|Setup|MODE set to CUSTOM. In READOUT mode, the trigger setup
menus are available if the mode is set to Int A, Int B (ML2438A only), EXTTTL,
Manual or Continuous.
Trigger } only available if a sensor used on a display
} channel is in “custom measurement mode” and
} system setup mode = READOUT or Power
} vs. TIME; or if system setup mode =
} PROFILE; or link readout/profile trigger = ON
} channels only available if ON
Setup
[TRGMODE] CHANNEL } only available if system setup mode = Readout or
} Power vs. Time, both with “link triggers” OFF
1|2|1&2
[TRGSRC, GTSRC] SOURCE } int B not available in ML2437A
Continuous | int A | int B | EXT TTL | manual
[TRGDLY, GTDLY] Sample DELAY
0 to 1 second
[TRGGW, GTGW] Sample gate WIDTH
100ns to 7 seconds
[TRGARM, GTARM] Trigger ARMING } if SOURCE = continuous or internal A
} or internal B on ML2438A, or manual
Blanking ON | blanking OFF
[TRGTYP, GTTYP] Trigger TYPE and level menu } if source = internal A or internal B on
ML2438A
Trigger TYPE
Rise | fall
[TRGLVL, GTLVL] Trigger LEVEL
-30 dB to +20 dB
[TRGXTTL, GTXTTL] Trigger EDGE } if source = EXT TTL
Rise | fall
Trig 1 } if trig chan 1 = manual
Trig 2 } if trig chan 2 = manual
Trig 1&2 } if trig chan 1&2 = manual
C-8 ML2430A OM
TRIGGER MENU APPENDIX C