Hewlett-Packard 8591C Manual

A SERVICE OF

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I

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Making Measurements Using Spectrum Analyzer Mode

Percent Amplitude Modulation Measurement

Example: Use the % AM function to make a measurement.

1. Press

I-1.

Connect a signal with amplitude modulation, to the

spectrum analyzer’s INPUT 75

62.

2. Press [FREQUENCY) and enter the frequency of your input signal to place

the signal at the spectrum analyzer center frequency.

3. Press

ISPAN).

Change the span until only the signal and its two sidebands

appear on the display.

4.

Press

(mEAS/US

and

%

AM ON OFF (ON) to activate the percent

amplitude modulation function.

5. Read the measurement results in the upper left corner of the screen.

6. Press

%

AM

ON

OFF (OFF) to turn the measurement off.

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