HP 8340B Manual page 40

4-6.
EXTERNAL LEVELING (Cont'd)
4.
Repeat Step
3
for
the remaining dBV values shown
in Table
4-12.
5.
Press the down step key
to select 10 dB of attenuation (Option 001 and 005 instruments do
not
include an internal attenuator. For these instruments
install
a
10 dB attenuator between the RF
output and detector).
6.
Repeat Step
3
for values shown in
Table
4-13.
7.
Press the down step key to
select 20 dB of attenuation (for Option 001 or 005
instruments, remove
10 dB attenuator
installed
in
step
5
and replace
it
with
a
20
dB attenuator).
8.
Repeat Step 3
for values shown
in
Table
4-14.
Table 4-13.
External
Leveling
Limits
(With
10 dB Attenuator)
dBV
Selected
-30
-40
DVM Indication (mV)
Lower Limit
-29.65
-9.24
Ideal
-31.62
-10.00
Upper Limit
-33.70
-10.79
Table 4-14.
External Leveling Limits (With 20 dB Attenuator)
dBV
Selected
-50
-60
-66
DVM Indication (mV)
Lower Limit
-2.785
-0.744
-0.273
Ideal
-3162
-1000
-0.501
Upper Limit
-3.550
-1-259
-0.731
HP 8340B/41B
Performance Tests