Agilent Technologies 8360B, Руководство пользователя, Страница: 39 / 496

P o w er Lev el and
Sw eep Time
Operation
P o w er Lev el Operation
The sw ept signal generator can pro duce lev eled p o w er for CW,
sw ept frequency , or p o w er sw eep op eration. The selected p o w er lev el
can range from -20 dBm (-110 dBm for option 001 sw ept signal
generators) to +25 dBm.
F or practice: Press 4
POWER LEVEL
5 4
0
5 4
2
5 4
0
5 4
dB(m)
5. The active en try
area sho ws:
--> POWER LEVEL: 020.00 dBm
If the selected p o w er lev el is b ey ond the range of the sw ept signal
generator, the closest p ossible p o w er is sho wn in b oth the data
display area and the active en try area. If the selected p o w er lev el
exceeds the maximum lev eled p o w er the sw ept signal generator is
able to pro duce, the unlev eled message UNLVLED app ears on the
message line. Exp erimen t with the rotary knob and the arrow k eys
as alternate metho ds of data en try .
Sw eep Time Operation
In t ypical applications the sw eep time can v ary tremendously , from
milliseconds in a net w ork analyzer system, to more than a min ute in
thermistor-based p o w er meter systems.
Press 4 ST ART 5 4 4 5 4 GHz 5.
Press 4
STOP
5 4
6
5 4
GHz
5.
Press 4 SWEEP TIME 5 4 2 5 4 . 5 4 5 5 4 sec 5.
W atch the green SWEEP LED, it blinks ev ery 2.5 seconds. The LED
blinks at eac h retrace.
F or the fastest sw eep sp eed for whic h all sp ecications are
guaranteed, the sw ept signal generator m ust b e in automatic sw eep
time selection.
Refer to men u map 7.
Press SWEEP 4
MENU
5.
Select
NNNNNNNNNNNNNNNNNNNNNNNNNN
more 1/3 .
Select
NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNN
SwpTime Auto .
Notice that the active en try area indicates:
--> SWEEP TIME: 100.0 mSec AUTO
When the sw ept signal generator is in automatic sw eep time
selection, the active en try area displays AUTO along with the curren t
sw eep time. F aster sw eep sp eeds than this are p ossible, turn the
rotary knob coun ter-clo c kwise un til the display no longer c hanges.
Notice that AUTO is no longer display ed.
1-10 Getting Started Basic