Checking the Agilent N4916B
9
Check the Output Signal (Clock Multiplier Function of N4916B)
The general approach shown here is using an oscilloscope.
If you have connected the N4916B to a High-Performance
Serial BERT N4903B, you can also use the error detector.
For details see the Help and the User Guide.
Choose a suitable pattern
(e.g. PRBS) and start the
pattern generator.
8
After some adjustments of an
, you will see a
display like the following:
oscilloscope
9
In case of problems, please refer to the section
"Problems with the N4916B" of the Help and the
User Guide of your N4903B.
Preset the instrument state.
1
Preset the instrument state.
1
Enable Clock Multiplier
from
Config
window.
4
In the
Clock Multiplier DATAOUT
window,
set the values as following:
- Input frequency to 3 Ghz
- Multiplier to 2
- Termination ON at 0 V
5
In the
PG-Bit Rate Setup
window,
set Datarate to 3 Gb/s.
2
In the
PG-Clock/Trigger Output
window,
set the Clock Offset to 0 V,
Clock Out Amplitude to 400 mV
and Trigger Out Offset to 0 V.
3
Connect the Clock Out of
PG to the Clock In of
Clock Multiplier.
6
Connect the Clock Out of
Clock Multiplier to an
.
oscilloscope
7