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IMPORTANT NOTES
1
.
This
manual
is
applicable
to
Model
9081, 9081 H, 9082 and
9082H
instruments.
2.
The most
significant
differences
between
the
models
are:-
(a)
The frequency range
for
Models
9081 and 9081
H
is
5
to
520
MHz
while
that
for
Models 9082 and 9082H
is
1
.5
to
520
MHz.
(b)
The frequency range
for
external
AM
is
d.c.
to
100
kHz
for
Models
9081
and 9081H, and
d.c.
to
20
kHz
for
Models 9082 and
9082H.
3*
Models 908
WH
and
9082H
incorporate a
modular
r.f.
amplifier
which
increases the
maximum
r.f.
output
to
+13
dBm
into
50Q.
To maintain
the
same
minimum
output
level
an
additional 10
dB
step
is
provided on
the
output
attentuator.
9081
&
9082
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