HP 8340B Manual page 307
Synthesized sweepers
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- Manual (530 pages) ,
- Operating instructions manual (119 pages) ,
- Operating manual (14 pages)
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5-16.
LEVELED RF OUTPUT ADJUSTMENTS (Cont'd)
27. On the DUT, press
[CW]
[7] [GHz].
Using the
DUT's step keys,
step the
CW frequency through
Band
2
from 7.0
to 13.4
GHz
and adjust
A26R47 (X2)
for the most horizontal
line
across Band
2.
28. On the DUT, press
[CW] [1] [3]
[.] [5] [GHz],
Using the
DUT's step
keys, step the
CW frequency
through Band
3 from 13.5 to
19.9 GHz and adjust
A26R49 (X3)
for
the
most horizontal
line
across
Band 3.
If
the
DUT
is
an
HP
8341 B,
proceed to LEVELED
BIAS,
BANDS
2
THROUGH
4
29. On the
DUT,
press
[CW] [2] [0] [GHz],
Using
the
DUT's
step keys, step the
CW frequency
through
Band
4
from 20.0 to 26.4
GHz
and
adjust A26R51 (X4) for the most
horizontal line across Band 4.
OSCILLOSCOPE
Z-AXIS
BLANK/MKRS
Figure
5-57.
Leveled Bias Adjustment Setup. Bands
2
through
4
LEVELED BIAS, BANDS
2
THROUGH
4
30. Remove the
oscilloscope probes and connect the
detector
and oscilloscope as shown
in
Figure
5-57. On the DUT, press
[INSTR PRESET] [RECALL] [2].
Press
[SWEEP TIME] [AUTO]. Press
[SHIFT] [PWR SWP] [-] [2] [0] [dBm].
31.
Set
the oscilloscope for
A
vs
B
mode and set the oscilloscope's horizontal sensitivity (CHAN B) for
1
V/Div
and vertical sensitivity
(CHAN A)
for
0.005 V/Div.
Adjust the oscilloscope's position
con¬
trols to display the
swept RF
output.
HP 8340B/41B
Adjustments
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