HP EPM E4418A, Руководство пользователя

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HP4402.book : chapter3.fm 18 Tue Apr 22 15:20:23 1997
Menu Reference
Front Panel Menu Reference "System/Inputs" Menu
3-18 HP EPM-441A User’s Guide
■
Press this softkey to toggle the filter value on or off. The
default is “
On
”. The filter value is set using .
■
Press this softkey to enter the filter length. The filter is used
to reduce noise, obtain the desired resolution and to reduce
jitter in the measurement results. Use the
and
hardkeys to change the value. The default value is “
AUTO
”.
is automatically set to “
On
” when a value is
entered using . Refer to “Setting Averaging”, on
page 2-26 for further information.
■
Press this softkey to toggle the duty cycle value on or off. The
default is “
Off
”. The duty cycle value is set using
.
■
Press this softkey to set the duty cycle for the pulse power
measurement feature of the power meter. A value in the range
of 0.001% to 100% can be entered. The default value is 1.000%.
Use the
, , and hardkeys to change the
value. To confirm your choice press .
is automatically set to “
On
” when a value is entered using
. Refer to “Measuring Pulsed Signals”, on
page 2-28 for further information.
■
Press this softkey to toggle the channel offset value on or off.
The default is “
Off
”. The offset value is set using .
■
Press this softkey to enter a channel offset in the range of
-100 dB to +100 dB. The default value is 0 dB. Use the
,
, and hardkeys to change the value. To confirm
your choice press . This offset can be used to compensate
for a loss or gain. The offset is applied to the measured power
before the result is displayed.
is
automatically set to “
On
” when a value is entered using
. Refer to “Setting Channel Offsets”, on page 2-24 for
further information.
■
(HP E-series power sensors only)
Press this softkey to set the range in which you require the
power meter to make the power measurement or set the power
Filter Off On
Filter
Filter
Filter Off On
Filter
Duty Cycle Off On
Duty Cycle
Duty Cycle
% Duty Cycle Off On
Duty Cycle
Offset Off On
Offset
Offset
dB
Offset Off On
Offset
Range