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1258 User Manual
System Specification 1-4
Racal Instruments
©
2005
GA
IN
-
dB
V
IN
= 200mVp-p
R
L
= 50
Ω
FREQUENCY - MHz
14
12
10
8
6
4
2
0
-2
-4
-6
-8
-10
-12
-14
1
10
100
1000
Figure 1-2 Frequency Response
CRO
S
S
TALK
- dB
FREQUENCY - MHz
V
IN
= 200mVp-p
R
L
= 50
Ω
Channels 33-48
Channels 49-64
Channels 17-32
Channels 1-16
-30
-35
-40
-45
-50
-55
-60
-65
-70
-75
-80
-85
-90
1
10
100
1000
Figure 1-3. Adjacent (Input) Channel
Crosstalk vs. Frequency
C
R
O
SSTAL
K -
dB
FREQUENCY - MHz
V
IN
= 200mVp-p
R
L
= 50
Ω
Channels 33-48
Channels 49-64
Channels 17-32
Channels 1-16
-40
-45
-50
-55
-60
-65
-70
-75
-80
-85
-90
1
10
100
1000
Figure 1-4. Adjacent (Output) Channel
Crosstalk vs. Frequency
C
R
O
SSTALK -
dB
FREQUENCY - MHz
V
IN
= 200mVp-p
R
L
= 50
Ω
Channels 33-48
Channels 49-64
Channels 17-32
Channels 1-16
1
10
100
1000
-35
-45
-50
-55
-60
-65
-70
-75
-80
-85
-90
-40
-95
Figure 1-5 Adjacent (Throughput) Channel
Crosstalk vs. Frequency
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