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682XXB/683XXB MM A-267
TEST MODEL
RECORD 68297B/68397B
3-12 Amplitude Modulation Test
AM Imput Sensitivity Procedure
Lower Limit Measured Value Upper Limit
Set F1 to 5.0 GHz
Measure and record the Modulation Analyzer AM PK(+) reading
...........
Measure and record the Modulation Analyzer AM PK(–) reading
...........
__________
__________
Calculate and record the actual AM input sensitivity
........
45% _________ % 55%
3-13 Frequency Modulation Tests
FM Imput Sensitivity Procedure
(Unlocked Wide FM Mode)
Lower Limit Measured Value Upper Limit
Set F1 to 5.0 GHz
Measure and record the low carrier frequency .....................
Measure and record the high carrier frequency ....................
_______ MHz
_______ MHz
Calculate and record the actual peak-to-peak frequency deviation
.
190 MHz _______ MHz 210 MHz
FM Imput Sensitivity Procedure
(Unlocked Narrow FM Mode)
Set F1 to 5.0 GHz
Record the FM deviation frequency displayed on the 68297B/68397B
........
_______ MHz
Calculate and record the FM accuracy
...............
93.7% _________ % 106.3%
FM Imput Sensitivity Procedure
(Locked FM Mode)
Set F1 to 5.0 GHz
Record the FM deviation frequency displayed on the 68297B/68397B
........
_______ MHz
Calculate and record the FM accuracy
...............
93.7% _________ % 106.3%