R&S SM300, Руководство по обслуживанию

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R&S SM300
Version 04 4
Service Manual SM300: 1147.1652.00 Instrument Part No SM300: 1147.1498.03
1.5.3.3 Installation Steps .............................................................................................59
1.5.4 Software Usage ...............................................................................................................60
1.5.4.1 Software Directory Structure ...........................................................................60
1.5.4.2 Getting Started ................................................................................................60
1.5.5 User Interface Description ...............................................................................................61
1.5.6 Possible Error Messages .................................................................................................65
1.6 Functional Test ..........................................................................................................................67
2 Performance Test........................................................................................... 68
2.1 General .......................................................................................................................................68
2.2 Measuring Instruments and Auxiliary Equipment..................................................................69
2.2.1 Test Setups......................................................................................................................70
2.2.1.1 Standard Test Setup .......................................................................................70
2.2.1.2 Test Setup for SSB Phase Noise ....................................................................70
2.3 Measurement Uncertainty.........................................................................................................71
2.4 Manual Test Procedure .............................................................................................................71
2.4.1 Self test ............................................................................................................................71
2.4.2 Interface Test ...................................................................................................................72
2.4.2.1 USB Bus Interfaces .........................................................................................72
2.4.3 Reference Frequencies ...................................................................................................72
2.4.3.1 REF IN.............................................................................................................72
2.4.3.2 REF OUT.........................................................................................................72
2.4.3.3 Internal Reference Frequency Adjustment......................................................72
2.4.4 LEVEL ..............................................................................................................................73
2.4.4.1 Level Frequency Response and Linearity .......................................................73
2.4.5 Spectral Purity..................................................................................................................75
2.4.5.1 Harmonic Suppression ....................................................................................75
2.4.5.2 Nonharmonics Suppression ............................................................................75
2.4.5.3 SSB Phase Noise ............................................................................................75
2.4.5.4 I/Q Modulation Frequency Response..............................................................76
2.4.6 Pulse Modulation .............................................................................................................77
2.4.7 Internal Modulation Generator .........................................................................................77
2.4.7.1 Level Accuracy ................................................................................................77
2.4.7.2 Frequency Response ......................................................................................77
2.4.7.3 LF-Spurious .....................................................................................................78
2.4.7.4 Residual FM ....................................................................................................78
2.4.7.5 Residual AM ....................................................................................................78
2.4.8 Amplitude Modulation ......................................................................................................78
2.4.8.1 AM Deviation Setting .......................................................................................78
2.4.8.2 AM Frequency Response................................................................................79
2.4.8.3 AM Distortion ...................................................................................................79
2.4.9 Frequency Modulation .....................................................................................................80
2.4.9.1 FM Deviation Setting .......................................................................................80
2.4.9.2 FM Frequency Response ................................................................................80
2.4.9.3 FM Distortion ...................................................................................................80
2.4.9.4 Output Reflection Coefficient...........................................................................80
2.5 Performance Test Report..........................................................................................................82