CDA EVM9 Manuale Utente Pagina 41

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10
Agilent Template Tutorial
15 April, 2002
Agilent Restricted
Page 19
RF Interface: Conceptual Diagram
E8247C PSG
E4445A PSA
E5515C RF
Test Set
E4438C ESG
TAS 4500
FLEX5 RF
GSM Filter Bank
8664A Synthesized SG
Option
87130A Attenuator
Switch/Driver
UUT
Fading Option
Internal Filter Bank
Ch 1Ch 2Ch 1
Ch 2
Agilent Template Tutorial
15 April, 2002
Agilent Restricted
Page 20
What kinds of Components need to Establish Paths
which have Wide Frequency Range for In/Out Band
Test
Be careful of band-limited devices in these paths or switch out them
during measurements
Combiners / Dividers / Couplers
Isolators / Circulators
Filters
Mixers / Amplifiers
Sometimes also Attenuators and Switches
Path loss must be as low as possible
Design path mechanical length to be as short as possible
Low loss microwave coaxial connectors and cables must be used
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