AUDIO TELEX TX8000-1 Owner's manual

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OPERATING INFORMATION
TX8000-l MIXER
Audio Telex Communicslions pty Ltd
Sydney
,|20-'l2d Beoconstietd St
Auburn. Priwte 3og ltd.
Ermington 2t'15. Austrotic
Iet: (021 6a7 1At1
tor' t02) 648 3oQE
Melbourne
d,26.30 Horteys Qd..
Notting Hi[. PO Box 468.
Ml Wovertey 3td9
Iel: (03) 562 B5tr6
ior [03] 56? B78l
Brisbone
d2 Commerciol fld..
Forlilude Volley.
PO. 8ox 871. @6
ier: [07) 652 t3r2
tot t07lZ5Z1237
Perth
3/5d Crocker Dr.Mologo
6062. P0. 8ox d69.
Murobooko 6061
let: (0912a9 2977
tor: [09] 2d9 2978
Adeloide
Sleiner Thomos Electrcnics
22 Compton Sl.. Adetode 50m
PO. Box 703d Hutls St.500,t
Iel: (081 231 6955
For [phone]
New Zeqlsnd
8 Collins Sl.
Momingsioe Arcklon(t
Iel: (09) 86 7C32.
Fqr (0q 8e a588

GENERAL DESCRIPTION
TX8000-l is on eight chonnel compoct, mixer preomp with eight bolonced microphone or line level
inputs. It. hos o seporote boss ond treble conirol for eoch ch-onnel to enoble r"iotot" Ee odjustment
per chonnel. TX8000-l-..is olso eT'ipped with o^tope recorder output os well o! o Uotonced output
connection. The unit will operofe from rnoins AC voltoge, 24OV or l20V os well os 24 volts DC.
SETTING UP
For the overoge. system level, moster control should be set ot oround 5 ond then chonnel level
controls should be individuolly odjusted for required output level. Once the microphoie chonnels
ore set uP t9 fhe required bolonce, the totol oufput level con be ehonged with -o.t., control.
Tone control would normolly be set in mid posifion unless odditionol biss ond/or treble boost or cut
is required.
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FIGURE I FRONT VIEW
FADERS ONE TO EIGHT
Adjusts volume level for eoch chonnel, leove ot zero when not in use.
BASS CONTROLS ONE TO EIGHT.
Adjusts low frequency EQ response for eoch chonnel within the ronge of +1? to -14 dB.
TREBLE CONTROLS ONE TO EIGHT
Adjusts high frequency EQ response for eoch chonnel within the ronge of + 9.5 to - ? dB.
MASTER VOLUME CONTROL
Adjusts the overoll volume for the mixer to the output ond is normolly used to control the
mixer output.
VU LED METER
L.E.D. indicotbr lomps light to disploy level oppeoring ot the mixer output. Green indicotes
normol levels up to o moximum of 0 dB. Red indicotes too much level.
POWER ON/OFF SWITCH
Press down to turn on - Red L.E.D. will glow.
HEADPHONE SOCKET .. ;
Accepts 6.3 mm phone plug TRS (mono or stereo).

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T Pt OUTPU!
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FIGURE 3REAR VIEW
MICROPHONE INPUT SOCKET XLR (femote)
One XLR femole l9ckpt is provided for eoch of'the eight chonnels. Microphone inputs ore
octive bolonced 200 ohm impedonce, with o sensitivity of .6 mv/
Connections - Pinl ground
Pin 2 octive
Pin 3 octive
LINE INPUT SOCKETS. RCA PHONO X2.
Two RCA P!9ne sockets ore provided for eoch chonnel. They occept o high level input up ro
50 mv into 47 K ohms. The two sockets ore octively summed to enoble I stereo .orr".'to be
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ti"+ 3. One XLR 3 pin mole socke_t provides o tronsformer bolonced output nominol 1.5 volts RMS.
4. EXTERNAL BATTERY TERMINAL X2
one red ond one block screw type post terminol. Red + Block -.
5. MAINS SOCKET IEG 3 PIN TYPE with fuse drower plug in moins cord supplied for
240 VAC operotioi. r- v
To chonge fuse, remove power leod from socket ond open drower, remove fuse ond reploce
it wifh some roting fuse. .5 omps 240 VAC.
6. TAPE RECORDER OUTPUT SOCKETS
Two RCA.phono sockets provide o high level signol output for o tope recorder or other unbolonced
source. Moximum output is 100 mv.
OPTIONAL MICROPHONE INPUT TRANSFORMER
Microphone inputs for this mixer ore octive bolonced low impedonce 200 ohms.
Where -long microp.hone lines ore. used, 9r fhe59 is o higtr level -of electricol interference, it moy
be useful to instoll o bolonced Nu-mefol sh.ielded trons=former for the oppropriote chonnel.
A plug in tronsformer module sA40l2 is ovoiloble for this purpose.
FITTING (o) Remove the moins power cord from the unit.
(b) Remove fhe lid by withdrowing four mounfing screws, two per side.
(c) Insert the SA40l2 info the sockei provided on fhe printed circuit boord, ot the
point odjocent the chonnel foder pot, for the oppropriote chonnel.
(d) Reploce the lid ond moins cord.

PRECAUTIONS
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AVOID EXCESSIVE HEAT, .HUMIDITY, DUST AND VIBRATION.
Keep the unit owoy from iocotions whlre ii i, iit"ri to be exposed to high
femperotures or humudity - such os neor rodiotors, ifo,res, etc. Also ovoid
locofions which ore subject fo excessive dust occumulotion or vibrotion
which could corse mechonicol domoge.
AVOID PHYSICAL SHOCKS.
Strong physicol shock to the unit con couse domoge. Hondle it with core.
DO NOT OPEN THE UNIT OR ATTEMPT REPAIRS OR MODIFICATIONS.
YOURSELF.
This product contoins no user-serviceoble ports. Refer oll mointenonce to
:q"':lilr^d_-rvice personnel- opening rhe unir ond/oi rompering wifh .
the internol circuitry will void fhe worronty.
MA<E SURE POWER IS OFF BEFORE MAKING OR REMOVING CONNECTIONS
ItXl:_yl the_power. O.FF prior to. connecting or disconnecting cobles. This
is imPortont to preveni domoge to the unit its;lf os well os othlr connectea
equipment.
HANDLE CABLES CAREFULLY.
Alwoys plug ond unplug cobles - including
connector, not the cord. fhe AC cord - by gripping the
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sq*.':,.:,.. '
ffi,ffi, ,Never use solvenis such os benzine or
. ..t thinner io cieon the 0hit. Wipe cleon
gilh o soft,'dry clorh.
ALWAYS USE THE CORRECT POWER SOURCE.
Moke sure fhot the power source voltogji .s,p9cif-ied_on the reor ponel motches
your locol AC moini supply which is Z4OvAC SO f-fZ.
7.