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Model 5355A
Operation and Programming
Table 3-4. Offset Measurements
The offset measurement mode allows a constant to be added to or
subtracted from a measurement, as shown below.
5345A display changes
Key LED illuminates. Decimal point moves one place
Decimal point moves two places to left.
S345A display chang€js from GHz to MHz,
Repeat step 8 five
more times.
5345A display changes from MHz to kHz, Hz, mHz, ^Hz, and back to GHz, in
that order.
Using procedures
described in steps
3 through 9, select
desired offset frequency.
Apply signal to be
measured to RF HEAD
INPUT, then
Key LED extinguishes. 5345A displays input signal
Key LED illuminates. 5345A displays resultant frequency-.
Press
STEP
PROCEDURE
RESULT
1
Perform the preliminary
procedures in paragraph
3-34. Set the 5345A
POWER switch to ON.
The 5355A key LEDs illuminate momentarily,
key illuminates. 5345A
displays head
code rnomemarlly. (See paragraph
3-56.) 5345A displays
all
zeros.
2
f.^
Press [ • j|
Key LED IJIuminaTes. 5345A displays -1. GHz.
NOTE
Steps 3 through 9 show how to expand the number of digits in the
display, position the decimal point and select displayed resolution for
precise offset frequencies. If these procedures are understood, proceed
to step 10.
3-16
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