
TheAII/TU
Series
Proudly upholding tlre Smsui tradi
tion of seative
enginering sin@ its
introduction more than a decade ago,
the AU/TU Series
of
stBreo
integrated
amplifiers and stereo
FM/AM
tuners
has consist€ntly enjoyed the respect of
IIi-Fi enthuimts and citic. These, the
latest
models
to
join
this
6lite
series,
continue the tradition
of
advm@d
tech-
nical developments and the
finest
in
wer-oriented
convenienes.
AU 7900
Iil€grated
Stereo
Amplifier.
High
power
output
-
80 watts
per
chmel
-
of clem, mdistorted mwic rep+
duction: so ruat€
it
be@mes difficult
to
distinguish
frcm
the
original live
perfor-
lrE@. NF-tlTe
phono
equaliser : the devia-
tion frcm
tl€
stedild RIAA
we
is
only
t
0,3dB ovs the entire rsrge.
Superb
premp,
superb
trrwerful
mpliiier.
o Tape
play/dubbing
switctr, simultue
ous comection of two stereo
tap€ decks.
.
Tliple Tone
Contrcl:
bss, beble md
midrege witl
selectable tmover
frequen-
qe8.
o Directoupled true omplementar]r
OCL output.
.
Dual
power
supply. triple
power-
cirqit
prct€ction.
AU@OO
Stereo
Integrated
Amplifier.
the
technical
perfo@n@
ad tone
quality you
expect of
Smui equipment in
this
mediu-prie/mediu-pows
(62
watts
pe
chmel, min. RMS, both chmels driven
into 8 ohm, 1000H2) mplifier. Suhstiltial
power
to drive two
IEire
of
speaker sl6tem,
for
cleil, distoftion-free
total
mEic
reprG
duction,
ed tie
full rmge
of @nbols.
o 0,1 % total hamonic distortion atful
nted output.
o lYiple
Tone
Control: b8s, treble
ord
midrmge.
o Direct-coupled true complementaqr
OCL output
-
4
power
tresistors
per
cheel
in
pealel pNh-pul.
o Tape
play/dubbing
onhol for two
ster@
tap€ deck6.
6
AU5000
IntEgrated
St€reo Amplifis.
A.ll
the
featws,
@nvenien@s ild sys-
t€m
prctection
I in
tlrc AU7900/6900
(de-
saibed above).
Continuous
power
output of
50 mtts
per
cherel
(both
chmls, at
l000llz) witl no more thm 0,1 % hamonic
distortion. Advmed electronic
t€chnology
at a resomble
pri@.
o Ver*tile TYiple Tone Control.
o Comectiom for two st€reo tape
decks,
monitor
switah for dubbing or copy-
ing from
one to mother.
r High-pruision
phono
equalier:
=
0,3dB RIAA.
o Lodhigh filters,
tone defeat swit h.
o Indelrcndent
power
supply from
preuplifier
ud
pows
driver sectiom.
AU4900
IntegEt€d
Steo
Amplifis.
38 watta
per
chmel
(min.
RMS, both
chmels driven into 8 ohm st 1000H2 with
no more
t}lm
0, 15 % total hmonic distor-
tion-
o Plu-minw slmetrical
power
supply.
.
AdeqEte
power
to
reprodu@ the full
dlmmic mge.
o Directoupled,
Iow-noise
trasiston
in
extremely auatr
phono
equaliser
cir-
oitry.
. Elabonte
prot€ction
thrcughmelec-
bonic relay, iret€ad
of
fws.
o llighmdtowfilter.
o Audio
muting.
o Micmixingfrility.
AU39{X)
Integrated
Stereo
Amplifier.
Sue
specifi@tiom
-
sme low distor-
tion
-
a AU4900
(above),
but slightly
redued
power:
i5 watts
per
chmel,
min.
RMS, boti chmels ddven at
l000Hz.
. CR tJ4E tone
controlcirditwith
click stops.
.
Audio muting, high
md
low filt€rs.
.
Control
two sts of speaker syst€m,
or both at otr@.
o Mic mixing fmility,
plus
firll
@mee
tiore
for
auiliary sores.
AU29fi)
Integrated Stereo Amplifier.
Ample
power
(17
watts, both chmels
into
8 ohm,
at 1000H2) sd dmmtically
lowdistortion, dee tone checteri8e
tlre
most modentely-pried of the
AU
Seri6.
Its
design
is ale based on tlp true @mplemen-
tary OCL
power
cimit,
with dual-trmisttr
differential up
in
tlle
initial stage. Dul
plN/minN power
supply
for all mjor cir-
@its
givs you
interferenefree, stable
toul
quality
at all reproduction levels.
o Low-noise
pholoequaliser.
o Steppedtoneontrols.
. Outputs
for2
sts of speaks
system.
.
Complete
rege of
@nEols, high
fil-
ter md loudnes switdres, sr@ selectoE
ed input/output
teminale.
Trr 79fi)
Precision St€reo
FM/AM Ttrrer.
Sereitivity,
hamonic
distortion
ed
selectivity: in these thr@
qitical
aeu of
tuq
perforu@,
this
iretrment
perlectly
mtahes the chseteristic of
the
AU 7900.
The
result
is
coreistent mEic reprodu(tion
from brudet signal so fdl ed
clm
tlEt
yo'll
find it diffictdt to believe it's notfrcm
disc, tape
-
or
live.
o Low-noise dual-gatcd MOS FET
mplifier ud
precision
4-gag frequency-
lineu
twing @prcitor Nsm lMimm sen-
sitivity:
0.9pV
(DIN).
. PLL
(ph8elocked
loop) integBted-
ciruit for the tr'M multiplex demodulator
@ates wide
stereo sepuation
(40dB
at
lkllz), mintained over
yeas
of ue.
. Automtic noise @@llq.
. Twin tuing meteB: signal strengtl
md FM
centred-tue.
o Teminals
for Dolby*
noise-reduction
uit md
FM 4-chmel
disrete dis-
cimiEtor adaptor.
Tu 5900
Stereo
FM/AM T\rner.
The
perf
ectly-mtched
@mponent for
AU Series
integrated mplifios: tlrc sme
neu-ahsolute
precision
md admed elec-
trcniG engineering
to deliver brcadet
signal
with breath-taking
dtrity. You
get
low noie
dual-gated
MOS FET mplifier,
ud a
preision
3-gurg frequency-linee
tun-
ing epacitor.
You'll find
it
dfficult
to be
lieve tllat the
steM *trEstion
ad dist
r-
tion-free
soud
you
heu
i8 not from die, but
br@d@t.
o Maimm FM rereitivity
of 1,0pV
(DIN).
o Stereo
demodulator ciroit
wift PLL
(ph6e-locLed
loop)
IC.
o @dB FM selectivity.
o AM:
high-integration
IC, bi-
resomtor Ja1Jm cdmicfiltq
ssre
high
semitivity ud
low
distortion.
o
Dolby* FlW,lchmeladaptor
frcility.
TUsSM
Stereo
Ftr&AM Thner.
Dolby*
FM
ed
FM 4{hannel
@me
tion
feilities make
this st4ted-$+art
in-
strment s new 6 tomorow, a @mponent
youll
enjoy for
yem.
r FM front+nd utili*s dual-gated
MOS FET
ild
a new, lov noie tresistor
mplifiei
(tr'M
secitivity
1,0pV).
o Acruate twin tming meters, u u-
usual
featue in
tlis
prie
mge.
o Inteppated ciroits in FM multiplex
demodulator, FM md AM IF sectiore.
o FM
muting
ciroit
(switchable)
elimi-
natps interstation
'tiss"
whilst tuing
frcm
one
station
to
mother.
*
Dolby
is a trade@k of the
Dolby
Laboratories,
Inc.
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