Fluke PM6690 Operator's Manual page 115

Timer / counter / analyzer
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See Also Long time instability
Drift measurements. . . . . . . . . . . . . . 5-13
Duty cycle
See Duty factor
E
End of a measurement . . . . . . . . . . . . 5-4
Erroneous counts . . . . . . . . . . . . . . . . 3-7
Error NO TRIG . . . . . . . . . . . . . . . . . 4-10
Examples
arming. . . . . . . . . . . . . . . . . . . . . . 5-9
Ext. Arm Input
Checking . . . . . . . . . . . . . . . . . . . . 7-9
External gate . . . . . . . . . . . . . . . . . . . 5-6
F
Filter
analog . . . . . . . . . . . . . . . . . . . . . . 3-3
Fixed
timeout . . . . . . . . . . . . . . . . . . . . 4-10
Fixed triggerlevels. . . . . . . . . . . . . . . . 3-5
FM signals . . . . . . . . . . . . . . . . . . . . . 4-6
Free-running
measurements . . . . . . . . . . . 5-4, 5-13
Freezing the display
See hold/run
Frequency. . . . . . . . . . . . . . . . . . . . . . 4-3
Range test. . . . . . . . . . . . . . . . . . . 7-5
ratio. . . . . . . . . . . . . . . . . . . . . . . . 4-4
Frequency versus time
See Profiling
Function
period . . . . . . . . . . . . . . . . . . . . . 4-12
ratio. . . . . . . . . . . . . . . . . . . . . . . . 4-4
G
Gate
indicator . . . . . . . . . . . . . . . . . . . . 5-2
H
Harmonic distortion. . . . . . . . . . . . . . . 3-8
HF input
Checking . . . . . . . . . . . . . . . . . . . 7-11
Hold . . . . . . . . . . . . . . . . . . . . . . . . . . 5-6
Hold-Off
checking . . . . . . . . . . . . . . . . . . . 7-10
used as filter . . . . . . . . . . . . . . . . . 3-4
Hysteresis . . . . . . . . . . . . . . . . . 3-6, 4-15
I
Instability. . . . . . . . . . . . . . . . . . . . . . . 6-4
Internal Reference output
Checking . . . . . . . . . . . . . . . . . . . . 7-9
J
Jitter . . . . . . . . . . . . . . . . . . . . . . . . . . 6-4
L
LCD Contrast
adjusting . . . . . . . . . . . . . . . . . . . . 2-7
Limits . . . . . . . . . . . . . . . . . . . . . . . . . 6-6
LOCAL LOCKOUT Mode . . . . . . . . . . 2-7
LOCAL Mode . . . . . . . . . . . . . . . . . . . 2-7
Long time instability . . . . . . . . . . . . . . . 6-4
Low-pass filter
digital . . . . . . . . . . . . . . . . . . . . . . 3-4
3
Index
E - L

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