Ceyear 4041 Series, User Manual

Page: 82 / 203

Chapter IV Spectrum Analyzer Mode
70
4.3.13 Limit menu
Limit
Upper Lower
Limit
Display
Off On
Test
Off On
Edit Limit
Margin
0.0 dB
>
终止频率
步进频率
自动 手动
信号跟踪
关 开
Alarm
Off On
Save Limit
Recall Limit >
·[Limit Upper Lower]:
Press [Limit] →[Limit Upper Lower] to select the desired
limit line (upper or lower).
·[Limit Off On]:
Press [Limit] →[Limit Off On] to enable or disable the limit
function.
·[Test Off On]:
Press [Limit] →[Test Off On] to enable or disable the limit test
function.
·[Edit Limit]:
Press [Limit] →[Edit Limit]. It contains several soft menus, such as
[Frequency], [Amplitude], [Add Point], [Delete Point], [Left Point], [Right Point], and
[Default Limit], for viewing the frequency and amplitude of the limit point and adding
or deleting a limit point.
·[Margin]:
Press [Limit] →[Margin] to set the offset margin.
·[Alarm Off On]: Press [Limit]→ [ Alarm Off On] to enable or disable the audible
warning function. When the audible alarm is On, it is valid only if the upper or lower
limit test is On. When the upper or lower limit line sweep complete the current screen,
and if there is any occasion beyond the limit, the buzzer will send a short sound.
·[Save Limit]:
Press [Limit] →[Save Limit] to save the limit.
·[Recall Limit]:
Press [Limit] →[Recall Limit]. It contains several soft menus, such as
[Header], [Footer], [Page Up], [Page Down], [Recall], [Delete] and [Cancel], for
recalling or deleting the saved limit.
4.3.14 Measurement menu
Field
Strength
Measure
Channel
Power
OBW
ACPR
Emission
Mask
>
终止频率
步进频率
自动 手动
信号跟踪
关 开
C/N
All Meas
Off
More
1 of 2
>
>
>
>
>
·[Field Strength]: Press
【
Measure
】
→[Field Strength Measurement] to select the
field strength measurement function and recall the related menu. Refer to [Field
Strength Measurement] menu for details.
·[Channel Power]: Press
【
Measure
】
→[Channel Power] to select the channel power
function and recall the related menu. Refer to [Channel Power] menu for details.
·[OBW]: Press
【
Measure
】
→[OBW] to select the occupied bandwidth function and
recall the related menu. Refer to [OBW] menu for details.
·[ACPR]: Press
【
Measure
】
→[ACPR] to select the adjacent channel power function
and recall the related menu. Refer to [ACPR] menu for details.
·[Emission Mask]: Press
【
Measure
】
→[Emission Mask] to select the emission mask
function and recall the related menu. Refer to [Emission Mask] menu for details.
·[C/N]: Press
【
Measure
】
→[C/N] to select the carrier-to-noise ratio function and
recall the related menu. Refer to [C/N] menu for details.
·[All Meas Off]: Press
【
Measure
】
→[All Meas Off] to disable the measurement.