Fm scale shape – VXI 3002 User Manual
Page 86
5-11
(1) Connect the test equipment as shown in Fig. 5-7.
(2) On the UUT set:
Carr Freq
10 MHz
RF Level
0 dBm
FM1 Level
100 kHz
Mod
On
Source
On
(3) On the modulation meter select CAL, FM, 50 Hz
Þ 15 kHz filter.
(4) Measure the FM accuracy and distortion at the carrier frequencies shown in Table 5-22
checking that the results are within specification.
FM scale shape
Test procedure
(1) Connect the test equipment as shown in Fig. 5-7.
(2) On the UUT set:
Carr Freq
15 MHz
RF Level
0 dBm
FM1 Level
100 kHz
Mod
On
Source
On
(3) On the modulation meter select CAL, FM, 50 Hz
Þ 15 kHz filter.
(4) Measure the FM accuracy at the deviations shown in Table 5-23 checking that the results are
within specification.