HP 8559A User Manual

MODEL 8559A ADJUSTMENTS
ADJUSTMENTS
5 - 24. STEP GAIN ADJUSTMENTS (Cont'd)
NOTE
Some video filtering might help reduce noise. Set VIDEO FILTER control so
noise is reduced, but the signal amplitude remains unchanged.
16.
Adjust
A12R29 40 D adjustment for signal level one division from top graticule line.
17.
Check REF
LEVEL dBm control from 0 to - 50 as shown in Table 5-1 1.
18.
Reconnect
AlOW 1 to A5J2.
TABLE 5-1 1.
REF LEVEL CONTROL CHECK
When reconnecting A1OW1 to A5J2, exercise caution. The connector should
not be torqued to more than
6 inch - pounds; otherwise, damage to A5J2 will
result.
Deviation From
Reference (700
+20 mV)
Reference mV
Reference +40 mV
Reference 240 mV
Reference +40 mV
Reference +40 mV
Reference 240 mV
Reference Level
(dBm)
0
10
2 0
- 30
- 40
- 50
Attenuator
(dB)
0
10
20
30
40
5 0

HP 8559A Specifications

General

Brand	HP
Model	8559A
Category	Measuring Instruments
Language	English