APEX™ Exciter Incorporating FLO™ Technology
Maintenance and Troubleshooting Exciter Troubleshooting
Page: 5-26 888-2604-001 03/08/07
WARNING: Disconnect primary power prior to servicing.
Figure 5-9 Exciter Output Spectral Response, RTAC Bypassed
Table 5-5 Phase Noise Mask
Frequency Offset relative
to CW signal.
Phase Noise
PSD (dBc/Hz)
Frequency Offset relative
to CW signal.
Phase Noise
PSD (dBc/Hz)
10 Hz -50 100 kHz -110
100 Hz -80 1 MHz -120
1 kHz -90 >1 MHz -120
10 kHz -95
Table 5-6 Output Signal Bandwidth
Bandwidth
Setting
Actual
Bandwidth
5 MHz 4.52 MHz
6 MHz 5.42 MHz
7 MHz 6.33 MHz
8 MHz 7.23 MHz
A
*
RBW 30 kHz
SWT 30 ms
*
VBW 30 kHz
*
AVG
*1 R
Att 25 dBRef -1 dBm
Center 719 MHz Span 10 MHz1 MHz/
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
Response
Shoulder
Response
Shoulder