APD Mode Operating Instructions 13-5
13.3.4 Limit 2 P
Moving the highlighter cursor on the fourth line of the Setup page the
threshold percentage of probability, expressed in power of ten, for the
second limit can be entered using the function keys on the right.
The range for this limit is between 10
0
and 10
-8
dBµV (default: 10E-4).
Only the positive number of the exponent needs to be entered.
To set 10
0
a value of 0.1 must be digited.
Enter a 0 (zero) to disable the limit.
If the limit is disabled a series of dashes ( ---- ) is displayed.
13.3.5 YY Offset
When the YY Offset function is activated, only the frequencies with a level
over the higher between the two limits (+ offset) will be investigated during
the test.
Moving the highlighter cursor on the fifth line of the Setup page the offset,
expressed in dB, related to the first Limit 1 E can be entered using the
function keys on the right.
The range for this value is between 0 dB and 150 dB.
To set 0 dB
a value of 0.01 must be digited.
Enter a 0 (zero) to disable this function.
If the limit is disabled a series of dashes ( ---- ) is displayed (default).
13.3.6 Start Frequency
Moving the highlighter cursor on the eighth line of the Setup page the
starting frequency for the searching sweep, expressed in MHz, can be
entered using the function keys on the right.
The range for this value is between 30 and 3000 MHz.
When a value outside the range is entered the default 1000 MHz is
automatically set.
13.3.7 Stop Frequency
Moving the highlighter cursor on the ninth line of the Setup page the end
frequency for the searching sweep, expressed in MHz, can be entered using
the function keys on the right.
The range for this value is between 30 and 3000 MHz.
When a value outside the range is entered the default 3000 MHz is
automatically set.
13.3.8 Num. of freqs
Moving the highlighter cursor on the tenth line of the Setup page the number
of frequencies for the searching sweep, the ones that will be further
investigated, can be entered using the function keys on the right.
The range for this value is between 2 and 50.
When a value outside the range is entered the default number of 5 is
automatically set.