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Table
1.1
- 1994
Specifications (Contkl)
NOTE
2:
Measurements
of frequency,
period, ratio,
and
check
are
averaged
when
these gate
times are
set.
Trigger
Error equals
SQR
(ej^+e-
^)
seconds
rms
Input
Slew Rate
At
Trigger Point
where
e^
=
input amplifier
rms
noise (typically 150
jiV
rms
in
160
MHz
bandwidth)
where
e
n =
input
signal
rms
noise
in
160
MHz
bandwidth
Actual Trigger
Point (+Slope)
Trigger
Level
Reading
Actual
Trigger
Point
(-Slope)
Hysteresis
Band
(xl)
<
25
mV
p-p
typical
\$t
!
<ft
=
Trigger Level
Timing
Error
TIMING
ERROR
=
Differential
Channel Delay
Error
1/2 Hysteresis
Band
Input
Slew Rate
at
START
Trigger point
1/2
Hysteresis
Band
Input
Slew Rate
at
STOP
Trigger point
A
system
error, typically less
than
1 ns,
but which can be
compensated
by numerical
offset or
by
adjusting cable lengths.
a.
In
time
interval?
Setting Error =
± Trigger Level
Accuracy
Input
Slew Rate
at Start
Trigger Point
± Trigger
Level Accuracy
Input
Slew Rate
at
Stop
Trigger Point
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