211
Appendix D. Performance Test
Test VII. Noise
3
Setup the HP 8153A:
a
Select Auto Range:
Press A
UTO
.
b
Select averaging time 1s:
Press P
ARAM
until the averaging time is displayed.
Use the modify keys to change to 1s.
c
Select display in W:
Press
D
B
M
/W
ATT
4
Set power meter to datalogging:
a
Select STABILITY application:
Press M
ENU
, press R
ECORD
.
b
Set the total measurement time to 00:00:30.
Press E
DIT
and set T_TOTAL to 00:00:30 using the modify
cursor keys.
c
Set AUTODUMP OFF:
Press N
EXT
and use modify cursor keys to set autodump to
off.
5
Execute measurement:
a
Press E
DIT
to get back to STABILITY.
b
Press E
XEC
to execute datalogging.
c
The display shows RUNNING, and the remaining time,
counting down in seconds. The HP 8153A stops
automatically when the logging time is over, then displays
STABILITY.
6
Get measurement results, MIN/MAX readings:
a
Press M
ORE
to get SHOW.
b
Press E
DIT
to get MAXIMUM.
c
Press N
EXT
twice to get DIFF.
d
Note the displayed value in your test record.
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