High Frequency Flatness Verification At 70 Mv - Fluke 5500A Service Manual

Table 6-36. High Frequency Flatness Verification at 70 mV
Calibrator
Mainframe
A
Freq. (MHz)
30
70
120
290
360
390
400
480
570
580
590
600
Complete Columns A-E as follows:
Enter the E4418A present frequency Reading (W).
A
Enter the E4418A 10 MHz Reading (W).
B
Apply power sensor correction factor for present frequency (W): CF * (Column A entry).
C
Apply power sensor correction factor for 10 MHz (W): CF * (Column B entry).
D
Compute and enter Error relative to 10 MHz (%): 100 * (sqrt(Column C entry) - sqrt(Column
E
D entry)) / sqrt(Column D entry).
Table 6-37. High Frequency Flatness Verification at 250 mV
Calibrator
Mainframe
A
Freq. (MHz)
30
70
120
290
360
390
400
480
570
580
590
600
Complete Columns A-E as follows:
A Enter the E4418A present frequency Reading (W).
B Enter the E4418A 10 MHz Reading (W).
C Apply power sensor correction factor for present frequency (W): CF * (Column A entry).
D Apply power sensor correction factor for 10 MHz (W): CF * (Column B entry).
E Compute and enter Error relative to 10 MHz (%): 100 * (sqrt(Column C entry) - sqrt(Column
D entry)) / sqrt(Column D entry).
B
C
10 MHz
B
C
10 MHz
Calibrator Mainframe
Flatness Spec. (%)
D E
±1.50
±1.50
±2.00
±2.00
±4.00
±4.00
±4.00
±4.00
±4.00
±4.00
±4.00
±4.00
Calibrator Mainframe
Flatness Spec. (%)
D E
±1.50
±1.50
±2.00
±2.00
±4.00
±4.00
±4.00
±4.00
±4.00
±4.00
±4.00
±4.00
SC600 Option 6
Verification
6-49