Agilent Technologies HP 70910A Betriebsanweisung PDF herunterladen (Seite 75)

Chapter 3 75

Operation

Using 8563A, 8561B, 8560A, or 8560 E/EC-Series Spectrum Analyzers

Operation

Amplitude Calibration

Enter the conversion loss table at the preset frequencies from either the calibration label

on the bottom of the 11974 or the supplied calibration sheet by using the following key

sequence. (Note: the analyzer automatically interpolates between the preset frequencies.)

AUX CTRL

EXTERNAL MIXER

AMPTD CORRECT

CNV LOSS VS FREQ

Enter the conversion loss value of the indicated preset frequency, then terminate the

entry with

dB.

Advance to the next preset frequency by pressing

⇑ and enter the conversion loss of the

indicated frequency. Continue until the highest frequency is reached, then use the

⇑ and

⇓ keys to scan through the frequencies to verify or edit the conversion-loss values

entered.

NOTE For V band, it may be necessary to first use the following key sequence to

initialize the average of the conversion loss versus frequency table near the

values for this band.

•

AUX CTRL

• EXTERNAL MIXER

• AMPTD CORRECT

• AVERAGE CNV LOSS

• Enter in 47 and terminate with dB.

Preselector Peaking

1. Access the preselector-peak functions by pressing the following keys:

AUX CTRL

EXTERNAL MIXER

PRESEL PEAK

2. Place the active marker on the desired signal to be peaked.

3. Peak the desired signal by pressing

PRESEL AUTO PK.

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Agilent Technologies HP 70910A Betriebsanweisung Seite 75