HP 5355A - Page 32

Model 5355A
Operation and Programming
3-42. Offset Measurements
3-43. To make offset measurements proceed as follows (see Table 3-4):
a. M a k e a CW measurement or a pulsed RF measurement as listed in the applicable
procedures in the above paragraphs.
NOTE
In the following step, the offset frequency will be
preceded by a minus (-) sign for a negative offset.
INPUT
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d.
0 |
Key.
CHANGE
SIGN
b. P r ess the ["T| ' key to display the offset frequency.
c. P r ess the Q^ ,Ak or the key to change the value of the offset frequency
displayed.
Use the |"gj j key to expand the display, the ^ cpt key to move the decimal
point and
e. Press the | •
key to change the units annunciators as described in Table 3-1 .
key to extinguish the key indicator and enter the MEASUREMENT
mode. The input signal should be displayed.
f. Press
OFT'SET
DWDN
key to illuminate the key indicator and display the resultant frequency
(sum or difference of input signal frequency and offset frequency. Will bethedifference
if offset displayed was preceded by a minus (-) sign).
3-44, Set Last Measurement Function
3-45. The SET LAST MEAS function (labeled on the front panel) is used in the offset mode or the
manual mode to automatically store the last measurement as a negative offset or as a manual
center frequency. This function is accomplished by pressing
St r LAST
PULSE
UNITS
keys simultaneously
while in the offset or manual data entry mode. Refer to Table 3-5 for an example of the SET
LAST MEAS function.
3-10