HP 53132A Assembly And Service Manual page 225

Chapter 7 HP 53131A/132A Specifications
Measurement Specifications (Continued)
Measurement Specifications (Continued)
HP 53132A—Worst Case RMS Resolution
Automatic or External Arming:
1E+02
1E+00
1E-2
1E-4
1E-6
1E-8
1E-10
10
Time or Digit Arming:
1E+02
1E+00
1E-2
1E-4
1E-6
1E-8
1E-10
10
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
×
 4 2
------------------------------------------------------------------------------------------ -
Frequency Error +

×
Gate Time
Assembly-Level Service Guide
Auto Armed
100 1000 10000 100000
Input Frequency (Hz)
1ms
10ms
100ms
1s
10s
Gate
Time
100 1000 10000 100000
Input Frequency (Hz)
Frequency
×
Trigger Error 
×
or

Number of Samples
Period
1ms
10ms
100ms
1s
10s
Gate
Time
1000000 1E+07 1E+08
1000000 1E+07 1E+08
Automatic or External Arming

2 Trigger Error
-----------------------------------------------
Frequency Error
+

1E+09 1E+10
1E+09 1E+10
Frequency
×

×
or

Gate Time
Period
7-7