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Pulse modulation on/off ratio, Recommended equipment, Equipment setup – Agilent Technologies E4438C User Manual

Page 79: Pulse modulation on/off ratio -31, Recommended equipment -31, Equipment setup -31

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Performance Tests

Pulse Modulation On/Off Ratio

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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