Performance Verification
b. Record the noise threshold value (in dBm/Hz) in the test record and
compare it to the instrument specification.
3. Check from 5 MHz to 3 GHz (all models):
a. Set the
stop frequency to 3 GHz.
b. Set the start frequency to 5 MHz.
c. Set Manual Marker (a) at the frequency of the highest noise, ignoring
any spurs.
d. Set the center frequency as follows: Push the RToCenterside-bezel
button.
e. Set the span to 10 MHz as follows: Push the side-bezel Span button. Set
the Span to 10 MHz.
f. Record the h ighest noise value (in dBm/Hz) in the test record and compare
it to the instrument specification.
4. Check from 3 GHz to 4 GHz (MDO4104-6 and MDO4054-6 only):
a. Set the stop frequency to 4 GHz.
b. Set the start frequency to 3 GHz.
c. Set Manual Marker (a) at the frequency of the highest noise, ignoring
any spurs.
d. Set the center frequency as follows: Push the RToCenterside-bezel
button.
112 MDO4000 Series Specifications and Performance Verification
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