9-4
Supplemental Verification Tests
CW Frequency Accuracy Supplemental Verification Test
Test Record
• 8648A: Table 9-1.
• 8648B: Table 9-2.
• 8648C: Table 9-3.
• 8648D: Table 9-4.
• 8648A Option 1E5: Table 9-5.
• 8648B Option 1E5: Table 9-6.
• 8648C Option 1E5: Table 9-7.
• 8648D Option 1E5: Table 9-8.
Table 9-1. 8648A Frequency Accuracy Supplemental Verification Test
Frequency
(MHz)
Limits (Hz)
Uncertainty
(±Hz)Lower Measured Upper
0.5 −1.5 1.5 1.0
1 −331.0
10 −30 30 1.0
50 −150 150 1.0
100 −300 300 1.0
500 −1500 1500 1.0
1000 −3000 3000 1.0
Table 9-2. 8648B Frequency Accuracy Supplemental Verification Test
Frequency
(MHz)
Limits (Hz)
Uncertainty
(±Hz)Lower Measured Upper
0.5 −1.5 1.5 1.0
1 −331.0
10 −30 30 1.0
50 −150 150 1.0
100 −300 300 1.0
500 −1500 1500 1.0
1000 −3000 3000 1.0
2000 −6000 6000 1.0