High Frequency Flatness Verification At 7.5 Mv - Fluke 5500A Service Manual

5500A
Service Manual
Calibrator
Mainframe
Freq. (MHz)
20
50
100
125
160
200
220
235
250
300
Complete Columns A-E as follows:
A
B
C
D
E
Calibrator
Mainframe
Freq. (MHz)
20
50
100
125
160
200
220
235
250
300
Complete Columns A-E as follows:
A
B
C
D
E
6-104
Table 6-63. High Frequency Flatness Verification at 7.5 mV
B
A
10 MHz
Enter the E4418A present frequency Reading (W).
Enter the E4418A 10 MHz Reading (W).
Apply power sensor correction factor for present frequency (W): CF * (Column A entry).
Apply power sensor correction factor for 10 MHz (W): CF * (Column B entry).
Compute and enter Error relative to 10 MHz (%): 100 * (sqrt(Column C entry) -
sqrt(Column D entry)) / sqrt(Column D entry).
Table 6-64. High Frequency Flatness Verification at 25 mV
B
A
10 MHz
Enter the E4418A present frequency Reading (W).
Enter the E4418A 10 MHz Reading (W).
Apply power sensor correction factor for present frequency (W): CF * (Column A entry).
Apply power sensor correction factor for 10 MHz (W): CF * (Column B entry).
Compute and enter Error relative to 10 MHz (%): 100 * (sqrt(Column C entry) - sqrt(Column
D entry)) / sqrt(Column D entry).
C D
C D
Calibrator Mainframe
E
Flatness Spec. (%)
± 1.50 +100 µV
± 1.50 +100 µV
± 1.50 +100 µV
± 2.00 + 100 µV
± 2.00 + 100 µV
± 2.00 + 100 µV
± 2.00 + 100 µV
± 2.00 + 100 µV
± 2.00 + 100 µV
± 2.00 + 100 µV
Calibrator Mainframe
E
Flatness Spec. (%)
± 1.50 +100 µV
± 1.50 +100 µV
± 1.50 +100 µV
± 2.00 + 100 µV
± 2.00 + 100 µV
± 2.00 + 100 µV
± 2.00 + 100 µV
± 2.00 + 100 µV
± 2.00 + 100 µV
± 2.00 + 100 µV