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Synthesis-Related
Spurious Sidebands
Input Attenuator
Uncertainties
RF Gain Uncertainty
<-90 dBc
Frequency Response Uncertainty (Flatness)
100 Hz to 2.0 GHz to 12.4 GHz to
Attenuator
2.5 GEtz 1 12.4 GHz 1
Setting
0 dB
not specified
10
not specified, accounted for in Frequency Response Uncertainty
20
f0.4
30
f0.5
40
f0.7
50
60
fl.O dB
70
10 to 70 dB
attenuation
range
Example:
In changing the input attenuator from 40 to 60 dB the
uncertainty of the input attenuator from 2 to 18 GHz is fl.O dB plus
the worst case flatness up to 18 GHz for 60 dB attenuation, f2.4 dB, a
Tuned Frequency
100 Hz to 2.5 GHz
20°C to 30°C
55°C
2.0
Center Frequency
I
I
18 GHz
f0.7
f0.8 dB
f1.2 dB
f1.6 dB
f2.4
f1.8 dB
f2.8
f2.1 dB
10 dl3 Step Uncertainty
Center Frequency
100 Hz to
2.0 GHz to
2.5 GIIz
12.4 GHz
0.2
RF Gain Uncertainty
18 GHz to
I
22 GHz
f1.2 dB
f2.0
f2.5
f3.5
f4.0
12.4 GEIz to
18 GFfz to
18 GEz
22 GHz
Performance Characteristics 4-5
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