GSM/GPRS/EDGE SIGNAL ANALYZER
44
JD7105B Base Station Analyzer
RX FILTER:
Sets the internal RX filter bandwidth among 100K, 200K, 400K, and 624K. Default
setting is 400K.
PSK CONSTELLATION:
Sets the PSK constellation observation mode.
PSK DC REMOVE:
Enables or disables the PSK DC removal.
Setting Limit
LIMIT
This hot key is used to set the threshold value for the limit line on the display screen. It turns on or off
the limit or band limit settings of the measurement for pass/fail indication. The user input window must
be inactive first to get the Limit hot key function other than the number input.
Step
Description
1.
Select the limit mode
LIMIT
[PvsT Test Limits]
Press the
LIMIT
hot key. It is the number 7 key in the
numeric keypad.
Press the
PvsT Test Limits
soft key.
2.
Set the limit
[Burst Power]
[Test Limits]
<On>
or
<Off>
[High Limit]
Enter a value
[dBm]
or
ENTER
[Low Limit]
Enter a value
[dBm]
or
ENTER
[Frame Average Power]
[Test Limits]
<On>
or
<Off>
[High Limit]
Enter a value
[dBm]
or
ENTER
[Low Limit]
Enter a value
[dBm]
or
ENTER
Press the
Burst Power
soft key.
Press the
Test Limits
soft key to toggle between
On
and
Off
and select one.
Press the
High Limit
soft key to set the upper limit of the
Pass/Fail criteria. Use the numeric keys to input value.
Press the unit soft key or the
ENTER
hard key.
Press the
Low Limit
soft key to set the lower limit of the
Pass/Fail criteria. Use the numeric keys to input value.
Press the unit soft key or the
ENTER
hard key.
Press the
Frame Average Power
soft key.
Press the
Test Limits
soft key to toggle between
On
and
Off
and select one.
Press the
High Limit
soft key to set the upper limit of the
Pass/Fail criteria. Use the numeric keys to input value.
Press the unit soft key or the
ENTER
hard key.
Press the
Low Limit
soft key to set the lower limit of the
Pass/Fail criteria. Use the numeric keys to input value.
Press the unit soft key or the
ENTER
hard key.
3.
Enable beep
LIMIT
Press the
LIMIT
hot key. It is the number 7 key in the
