NAD 7020e - FM Stereo Separation and MPX Filter Tuning; Stereo Separation Adjustment; MPX Filter Adjustment

: “Stero separation
Set
FA
generator
output
to
1000
uv,
modulate
in
mono
only.
Adjust
VR
4
for
identical
outputs
in
the
two
channels,
TOLERANCE
+/-
20mV.
Modulate
FM
generator
left
channel
only
and
adjust
VR
§
for
minimum
on
right
channel
VTVM.
Modulate
FM
generator
right
channel
only
and
adjust
VR.5
for
minimum
on
left
channel
VTVM.
If
the
minimum
in
step
9
and
tO
are
different,
adjust
VR
5
so
that
the
readings
are
the
same
in
both
channels.
SPECIFICATION
better
than
40dB
separation
MPX
filter
Turn
off
audiomodulation,
leaving
pilot
tone
only.
Disable
IHF
filter
or
external
19
kHz
filter
if
used.
Adjust
LPF
1
left
channel
and
LPF
2
right
channel
for
minimum
output
SPECIFICATION
more
than
60
dB
suppression
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