Marconi Instruments TF 2005R Instruction Manual page 59

l
RS
25 lk
R17
2· 5Sk
zoda
m
R29
12 1
0
0
) 0
0
0
0
) 0
0
0
0
f--+ ---q'
0
0
0
0
0
Step attenuator - circuit
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
R32
38
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0 0
0
0
0
0
0
0
0
0 0
0
0
0
~~~
4dB
1 ~ 1 ~
Rll
13k
R23
1 26k
~~:4ode
m
0
0
0
0
1!35
1 2r-------~
0
0
H 52005-3010
sc
SB
L . - - --.:.. • •. . . ; •;. : . f_w _H ._ r -+
(OUt PVl)
- SA
Fig . 4
C hap. 7
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