ADJUSTMENTS MODEL
8559A
ADJUSTMENTS
5
-
18.
CALIBRATED SWEEP TIME ADJUSTMENT
(Cont'd)
NOTE
In early instruments,
A9R13 is labeled
"
2
ms." The adjustment of A9R13,
however, should be performed with SWEEP TlMUDlV set at 5 ms.
5.
Set
spectrum analyzer SWEEP TIME/DIV control to
5
msec. Readjust counter SENSITIVITY controls
as necessary and adjust
5
ms potentiometer A9R13 for
a
time interval indication of
50.00
+
4.00
ms.
6.
Check time interval for each SWEEP TIME/DIV control setting listed in Table
5
-
5.
Readjust
1
ms potenti
-
ometer A9R10 and
5
ms potentiometer A9R13 as necessary if test limits are exceeded.
TABLE
5-5.
CALIBRATED SWEEP TIMETEST LIMITS
SWEEP
TIMEIDIV
Setting
.I
ms
.2 ms
.5
ms
1
ms
2 ms
5
ms
10 ms
20 ms
50 ms
Sweep
Time
(ms)