HP 53131A, Operating Manual

Page: 177 / 196

Chapter 3 Specifications
Measurement Specifications (Continued)
Operating Guide 3-7
3
HP 53132A—Worst Case RMS Resolution
Automatic or External Arming:
Time or Digit Arming:
The preceding graphs do not reflect the effects of trigger error. To place an upper bound on the added effect of this error term, determine the
frequency error from the appropriate graph and add a trigger error term as follows:
Time or Digit Arming Automatic or External Arming
Measurement Specifications (Continued)
10 100 1000
Auto Armed
1ms
10ms
100ms
1s
10s
Gate
Time
10000 100000
Input Frequency (Hz)
F
requency Error (Hz)
1000000 1E+07 1E+08 1E+09 1E+10
1E-10
1E-8
1E-6
1E-4
1E-2
1E+00
1E+02
10 100 1000
1ms
10ms
100ms
1s
Gate
Time
10s
10000 100000
Input Frequency (Hz)
F
requency Error (Hz)
1000000 1E+07 1E+08 1E+09 1E+10
1E-10
1E-8
1E-6
1E-4
1E-2
1E+00
1E+02
Frequency Error
4 2
×
Trigger Error
×
Gate Time Number of Samples
×
-------------------------------------------------------------------------------------------
 
 
+
Frequency
or
Period
×
Frequency Error
2 Trigger Error
×
Gate Time
-----------------------------------------------
 
 
+
Frequency
or
Period
×