China Electronics Technology Instruments AV3672 Series, User Manual

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Appendix
Appendix 6 Mixer Measurement
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Fig. 6.16 [New Trace] Dialog Box
The input port is for the frequency signal before frequency transformation, and the output port for the frequency
signal after frequency transformation. The DUT input and output port can be connected to any port of the vector
network analyzer.
Fig. 6.17 Schematic Diagram of Measurement Parameters
Mixer parameters are defined as follows.
Schedule 6.2 Measurement Parameters of Scalar Mixer
Parameter Description
Scale parameter
S11 Matching input, indicating the input port stimulus and response (A/R1)
S22 Matching output, indicating the output port stimulus and response (B/R2)
SC21
Frequency transformation loss, indicating the input port stimulus and output port
response (B/R1)
SC12
Reverse isolation, indicating the output port stimulus and input port response
(A/R2)
Non-scalar
parameter
IPwr Input power, indicating the input port stimulus and response.
RevIPwr Reverse input power, indicating the output port stimulus and response.
OPwr Output power, indicating the input port stimulus and output port response.
RevOPwr
Reverse output power, indicating the output port stimulus and input port
response.
6.4 Vector Mixer Measurement
1) Hardware setting of vector mixer measurement