Performance Ver
ification
1.25 GHz spur, if it i s present. Adjust the marker until the horizontal dash on the marker sits on top of the spur. Note
the spur level i
nthetestrecord.
e. Observe any sp
urs above –78 dBm in the rest of the span, and note them in the test r ecord.
6. Check in the ra
nge of 2 GHz to 3 G Hz (MDO3SA installed):
a. Set Stop Frequ
ency to the 3 GHz.
b. Set Start Fre
quency to2GHz.
c. Set RBW to 100
kHz.
d. Check the sp
ur level at 2.5 GHz, if present. Push the Markers front-panel button and then push the Manual Markers
side-bezel button to turn on manual markers. Turn the Multipurpose a knob to line up Marker a on the 2.5 GHz
spur, if it is present. Adjust the marker until the horizontal dash on the marker sits on top of the spur. Note the spur
level in the
test record.
e. Observe an
y spurs above –78 dBm in the rest of the span, and note them in the test record.
This c ompl
etes the procedure.
96 MDO3000 Series Specifications and Performance Verification