Ares DB2051P, Руководство по обслуживанию

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2051P Service manual 1~3 V3.0- .doc
DB-2051P Service Manual
2004/12/17 Page 49 of 90
Confidential Document
A
RBW 1 MHz
VBW 3 MHz
SWT 2.5 ms
Ref 20 dBm Att 50 dB
Center 902.4 MHz Span 25 MHz 2.5 MHz/
1 PK
MAXH
PRN
-80
-70
-60
-50
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-20
-10
0
10
20
Marker 1 [T1]
-21.33 dBm
902.400000000 MHz
1
Date: 27.DEC.2002 13:58:46
A
RBW 1 MHz
VBW 3 MHz
SWT 2.5 ms
Ref 20 dBm Att 50 dB
Center 902.4 MHz Span 25 MHz 2.5 MHz/
1 PK
MAXH
PRN
-80
-70
-60
-50
-40
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-20
-10
0
10
20
Marker 1 [T1]
-20.70 dBm
902.400000000 MHz
1
Date: 27.DEC.2002 13:57:35
Figure 15 Figure 16
A
Ref 20 dBm Att 50 dB
7.5 MHz/ Center 1.7474 GHz Span 75 MHz
RBW 3 MHz
VBW 10 MHz
SWT 2.5 ms
1 PK
MAXH
PRN
-80
-70
-60
-50
-40
-30
-20
-10
0
10
20
Marker 1 [T1]
-20.21 dBm
1.747400000 GHz
1
Date: 30.DEC.2002 14:27:08
A
Ref 20 dBm Att 50 dB
7.5 MHz/ Center 1.7474 GHz Span 75 MHz
RBW 3 MHz
VBW 10 MHz
SWT 2.5 ms
1 PK
MAXH
PRN
-80
-70
-60
-50
-40
-30
-20
-10
0
10
20
Marker 1 [T1]
-20.48 dBm
1.747400000 GHz
1
Date: 30.DEC.2002 14:26:12
Figure 17 Figure 18
Ref 20 dBm Att 50 dB
A
RBW 300 kHz
VBW 1 MHz
*
SWT 2.5 ms
Center 902.5 MHz Span 25 MHz 2.5 MHz/
1 PK
MAXH
PRN
-80
-70
-60
-50
-40
-30
-20
-10
0
10
20
Marker 1 [T1]
-9.79 dBm
902.400000000 MHz
1
Date: 30.DEC.2002 17:05:53
A
RBW 1 MHz
VBW 3 MHz
SWT 2.5 ms
Ref 20 dBm Att 50 dB
Start 889.9 MHz Stop 914.9 MHz 2.5 MHz/
1 PK
MAXH
PRN
-80
-70
-60
-50
-40
-30
-20
-10
0
10
20
Marker 1 [T1]
-7.84 dBm
902.400000000 MHz
1
Date: 27.DEC.2002 14:07:57
Figure 19 Figure 20