Alc slope calibration calibration – Anritsu 682XXB User Manual

Page 140

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b. Adjust the ALC Slope so that the power at the

start and stop frequencies (of the analog sweep
for band 0) match as closely as possible the
normalized straight line in step sweep mode.
When completed, press n for the next band.

c. Using the Slope and Offset adjustment keys,

continue until the ALC Slope for all bands has
been adjusted.

d. Type:

X

and press <ENTER> to exit the cali-

bration routine. (The

$

prompt will appear on

the screen.)

e. Record step completion on the Test Record.

6. Store the new DACs setting values in non-volatile

memory (EEPROMs) on the A17 CPU PCB as fol-
lows:

a. Type:

calterm 787

and press <ENTER>.

(The

$

prompt will appear on the screen when

the data has been stored.)

b. Record step completion on the Test Record.

4-30

682XXB/683XXB MM

ALC SLOPE

CALIBRATION

CALIBRATION

CAUTION

When saving calibration data, turn-
ing off the instrument before the

$

prompt returns to the screen can
cause all stored data to be lost.

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