User`s guide

66 Chapter 3

Operation

Using an 71000 Series Spectrum Analyzer with an 70907B, 70909A, or 70910A

Operation

Band Selection

1. If necessary, mate the 11974 to the spectrum analyzer being used for preselected

external mixing by using the procedure “Frequency Tracking Calibration” on page 64.

2. Use the following key sequence to enter the external mixing mode and to select the

desired band of operation.

State

ext mixer

fulband KAQUVE

Press the softkey for the desired band.

NOTE The above band selection key sequence must be used to enter the external

mixing band of operation. Do not enter in the center frequency of the band

directly.

Amplitude Calibration for a Single Frequency

Enter the conversion loss at the desired frequency from either the calibration label on the

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

State

ext mixer

CONV LOSS

Enter the conversion loss value of the desired frequency, then terminate the entry with

dB.

NOTE The above procedure is a single-point conversion-loss correction. For an

alternative procedure, available by remote programming only, refer to

“Conversion Loss Versus Frequency Correction” on page 69.