Agilent Technologies E4438C Guía de instalación Pagina 79

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Performance Tests
Pulse Modulation On/Off Ratio
3-31
Pulse Modulation On/Off Ratio
This automated test verifies the pulse modulation on/off ratio. The signal generator is configured for an
external pulse input. The spectrum analyzer measures the RF output power with and without the external
pulse applied. The power difference is the on/off ratio.
Recommended Equipment
Agilent 8563EC Option 001 spectrum analyzer
Agilent 8491A/B Option 010 fixed attenuator (10 dB)
Agilent 33120A function generator
Equipment Setup
Figure 3-28 Pulse Modulation On/Off Ratio Setup
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