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nMEASURING BLOCK DIAGRAM
NJG1557KB2
SG
(RF1)
ISO.1
6dB ATT
Power
Comb.
RFIN
VMIX=VLO=2.8V
DUT
Spectrum
IFOUT Analyzer
SG
(RF2)
ISO.2
LOIN
SG
(LO)
IF,IM3 Measuring Block Diagram
VMIX=VLO=2.8V
Noise
Source
BPF 6dB ATT
RFIN
DUT
IFOUT
LOIN
NF
Meter
BPF
SG
(LO)
Noise Figure Measuring Block Diagram
VMIX=VLO=2.8V
RFIN
or IFOUT
50Ω DUT
IFOUT
or RFIN Spectrum
Analyzer
LOIN
SG
(LO)
Isolation Measuring Block Diagram
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