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Table 3-21. High Frequency Flatness Verification (cont.)
Amplitude
Calibrator
Mainframe
(V)
Freq.
(MHz)
0.0099
50 MHz
100 MHz
150 MHz
200 MHz
250 MHz
300 MHz
350 MHz
400 MHz
450 MHz
500 MHz
550 MHz
600 MHz
0.01
50 MHz
100 MHz
150 MHz
200 MHz
250 MHz
300 MHz
350 MHz
400 MHz
450 MHz
500 MHz
550 MHz
600 MHz
Complete Columns A-E as follows:
A
Enter the 437B present frequency Reading (W).
B
Enter the 437B 50 kHz Reading (W).
C
Apply power sensor correction factor for present frequency (W): CF * (Column A
entry)
D
Apply power sensor correction factor for 50 kHz (W): CF * (Column B entry)
E
Compute and enter Error relative to 50 kHz plus floor (%): 100 * [(sqrt(Column
B/Column D entry) -1)
A
B
C
50 kHz
100*(100 V/nominal voltage)].
Calibration and Verification
Calibrator Mainframe
Flatness Spec. (%)
D
E
Verification
2.51
2.51
3.01
3.01
3.01
3.01
4.51
4.51
4.51
4.51
5.01
5.01
2.50
2.50
3.00
3.00
3.00
3.00
4.50
4.50
4.50
4.50
5.00
5.00
3-39
3
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