DBX900_series_1983_catalog - Preservation Sound

Todoy signol processing ploys o greoter
role in sound production thon ever before,
both in the studio ond on the rood. As o
result, rock spoce is ot o premium. Innovotive
pockoging eliminotes redundont power
supplies, simplifies interconnects, qnd
soves spoce. With this in mind, dbx hos
creoted the 900 Senes Modulor Siqnol
Processirg Sysrem.
The dox 900 Seles leoLJres ^orvenience
wittr flenbilily You con Iit up to B sophisti
coted signol processins modules into o
rockmount unit meosuring just 57+" high.
Eoch 900 Series module represents o step
forword in stote-of-the-ori technology Instol
lolion.is qulck ond eosy to occomplish.
Stondord connectors enoble you to wire the
rock into your system Like ony other component.
The interchongeoble signol processing
modules slip in ond oui in seconds.
The dbx 900 Series is the uLtrmoie in flex1-
bility These modules ploce ot lingertip contro
c-eorve rools io erpress yolr Lnique
sense oJ ortistry in sound production.

DBX 9OO SERIES SIGNAT PROCESSING MODT'LES
Th€ Moalel 902 De.esser con be
used os d ..nvennono! broodbond
de esser, or lor dttenuolirs onllouser
deteimined porticn oJ the hish {re
oren.yionse oJ the oucljo sisnol. Goin
.eduction is odjusloblelf.d ! to 20dB
A leolure unique io ihe 902 (noiiound
inoiher de esse.s)is its continuou:
dndltsis ol the irpui signol specl.um,
the.ebyprovidlnE ihe eadct dmount 01
de essins :eLected resordless ol sirrrol
level. the 902does noi requjre re..di
b.olion lor sisnal lerel chonges.lust
trtrOperateE ndependenryolinpulsqnal
leve no thre.hol.l ro qci nl] Br^rdhrnri .r
HF-o. y de-ess ng acl on providesflerib tV
FlFl Rande..nth s.tc am. 'nr.1.1...

The lloCel 905 P.lcnetdc Equclizer
oIIeE o umoue deoree ol eouoLLzon.n
Iterb,trv o; tLqliden!,i, t;, mor *nholt
sc.nllc.rq h!e Iulll Foromef coperdhon
ot.lltlree t,lle, bonCs Tfeo. erropp,nq
boads each oller contol cj lrequenct
bonCudrh{Or oaduD to lJ dB ol recrr
r.coL-utorboost,op;or l-"Rr I co;p e
rnenton I lrer o.tronlcrros] equo roton
needs. io. p.oblen sjiuoiions iequirinq
the remorol ol spu.ious sjsnols, eoch ol
the bonds con be indepeniently swit.he.l
into i4lniie not.h" mode wiihout ollect
rngthe operolioi oj the otheis. ln slluolions
Nhere oshelvinq e.ilolizer frill produce
betterresulis thdnopeckinq on;, the 905 s
hioh ond lo-rbcnds.or be i.de.endenrlw
sftitched fum pedbns to shelvfiq ope.o '
tion. The entne unit mcvbes{itch b'
pos"ed i-r rn",.ntbel.re otte, comoaq
:onr. Tt e 9lr r, ih e .ompl"re eq udtize.
po.loge iqhl oi lour fingertips.
trtr Three bands oi EQ in one package p€rrnn
exceptiona i exibi ity, a low precise shaplng ol fre,
quency cufre Dtr Each band has controls lor
rec procarboosr/clt(up to 15 dB), bandwdth io).
and fiequency centertrtr lnlinie notchswilcho.
each band l€tsvou remove unwa.bd narosband
signa swthouiafi*ting adiacert lreluencv info.
mal or trtr Peak/she I sw tch on hioh ard low ba.ds
grves qreal ileyiii iV in shaprnq the-ends oithe
curye trtr Pane avout al ows easv amess to .Ll
critcalcontro strtr Multioo nt oveiload sens io
heps yo! etm ratec,pphs by show ns when;ver
load occurs at anv poiniin the !.1.
input impedance: balanced : 25 k{hms, unbaL
anced : 18.5k-ohhs
Oltput rmpedance: 22 ohms des€ned ro dnve 600
Max mlm input evel: +24dBm
Max mum outpui level: + 24 dBm lnto 600 ohms or
Frequency response. 20 Hz-20kNz, +0, 1dB
Tota harmonrc d slorl on iTHDr under anv boostor
cltcond ri6n lesc rhinh mi":i 1kH,
Equ valenl mpui noise: 88dBm,
20 H7-201H7 hrn.iw.iih
unweiohied
F ler typi each band svmmetnca
peak/dip each sw tchab e
tonotchmode;highand ..Y11
low bands sw tchable to
Cenler frequences. ow
:20-500 H2: mdde
band:200.5 [Hzih olr
band : 800-20 kllu -
Rangertl5dB,peakor
Notch allen!arion: more than
40dBalmaxmumQ,
great€r at min mum Qs
Conlrols, FBEOU€ncy, a
boosttut(each ba.d)
swirches rN/out, she vrnc
bands) lnfnite notchlall
ba.ds)
Melerrg: LED overload ind calor,
mon tors all critical circ! try
Powerrequrements: 1l5Vrequat6dat100mA,
+24Vrmre.'rhrFd:rmmA
D mens ons: 5ia"h by 1%'wj card depth 9%'
TheMo.lel906 El.nger + onsaersiheneeC Io.
on electonl. slstem thoi ochleres p.ecise predi.t
oble co.iro! ol the llorsirs eileci while p.olidirLs
ihe sisnol qlolity, 100:L jrequency sr"eep, dn.i low
ncise pretiouslycbroined in ihe stLLdio by usins
o -d oF- o -sB \ I -b- I
ninq, becduse the 9116 is olsoo hish quolitr doublex
Both ollhese bosi. opemtinq modes cdn be.ontroLLed
L) non.ollx 2)br ihe lnteDol sreeF qe. erd
o .h \o -. .o.ob-
^ -o F66do. o .o 6
betreen tro diffe.ent saeep woreforn:,3) by the
inletol .dlCom r.oise sour.e o., olternoilvel1l, on
enemol source such os dnoiher 900 Se.ies module s
'o o ..o 60 p o
srslem or 4) onr ol1he aonr possible blen& ol rhese
P" o le o r '
voltose cor.bindlions o.e siaFir cnd.leorlyindi
ccted by the conijnuoush uFddied LED dispLor:
60 6'o 06 . d6 9 -o , n -o. o9p, o o..
600q60 00.
o.ontroi The userrs providea riih.onirol oldelov
'o gpos' d61 6
oq-d.bF od-s-t- o o. -- o oos
Tre !06 olso leolu.es ste.eo o! tputs Iorobt;inin! u
spocicus stereo ellecillon nonosou.ces. The
m..iel906 Flo.cer + not onlv olJeF true 1o.-.ilor.
o so d l. .F66{i6 d o o po.da
vosironse ol ilonqiaq ond .loublinq eilecis All ir
! ccmFoci pockose !hich con be pluqsed.l,recdr
inlocrrdbx 9!C Seles modul€ lrome.
DtrGrearer -d 2001lrequelci \{Fp ranqecovea elnre
a rd o sp€cL La dnd d.livp's F \ lrene\ { o. . a1a 10 ere( t
-OE {elsire roo- arcn@ro ovt,taro rc sid-doubk 9 s
poq,ibleDtr-ow-roiseeolo$.orsronoriiri .ven,reerl€ne
I Jed so-ld i l-e 1lpnat rar dom rciae eo- ce La I
b. b 61deo w f rta dFavcolro'volaqe lo provoe a more
natL'a douberackira elFcl Eltr 1o-_EDo epa! ro carec fe
dela! ne'esirT'ror -- 6r l.ol-r oltage 6io -.1o1 1 L\F.
lnpu ap-oa-ce bsdcN - 25k{1r.. L-oatarced tB.5
l.hms
Outplt impedance:22 ohms, designed to dhve 600ohms or
Mdirnurn input level: +24dBm
Mdimum output eve: + 24 dBm into 600 ohms or more
Frequel. )
.esoolse: 20 12.16 "
rz O. 3dB tlpcdtpro
Tola harmon c dislortion OHD):At1 kHz, tess rhan 0.5%
85 dBm,20 Hz 20
Mod! al@n fieque.cy: 0 T
liFred whrle norse f -
Modulat on deorhr 0r 00"/.
Fe€dback O 9'9%
Alx a,1 lste@l ouloul
+20dbm rnlo 6od
input oLipur mode :
ba dced : 250 k{hms s n
gle€nded : 185 k-ohrns
corrrors DELAY ime (man!aD,
MOOULAT ON DEPTH MODIILATION MIX SWFFP
SPEED, FEEDBACK. AUdO M X
Swlches rN/Out,MoDE(FLANGE DOUBLE),0lphase
REVerse NO SETExTemal roLn.. lor MOnl ll AT oN
modulatonwavelorm(si.e, Triafautoid')
Meterng: LED cotumn, 2,4,6,8,10,12J 4,16,18,20 and x2)ms deray
Po{e .sJ'"mer s 15V e9.at€a.100aA 2cV.TagulaFdsr30mA
Dimensiors:5%'h by 3"w:card deplh 9'/1

'The Model907 Slereo Gated CompreEso! Slave, when combined wrtn the Model903 compressor provLdes a poweriul new sjgnal
processing tool lor the broadcastei studro or production lacllLty. To the 903 s Over Easy pedormance (ior Lnaudible lransition into
cornpressLon) rhe 90? adds ahigh speed release gate and true rms delectedstereo compressLon Releasegatinq prevenls short term
sLgral drops from causmq the limiter to modulate background noise The audLble benents are subsianljal with bolh musical ard
spoken word piograms especLally u nen compression leyels are hign or the source material iojsy When the short term rms value ol
ar input signal talls below the front panel selectable gating threshol.l tne 903/90? tueezes ' a1 iis mosl receni amount of gain
redrciLon which is held untilthe signal retuns lo a level above thesetting. There is also a calil?rated release rale tim on tne 907
Dual matched rms deiectors proride proper compression response lor all stereo irpul signals regardless olplase relarionships
and Blackmer voltage controlLed amplif,ers (VCAS) enabie accuraiestereo trackingovera 60 dBrange The usercan installhisor her
own detector preemphasis networksin space provided on the cjrcuit board
Althougn each conlrol ol the 9!3/90? pajr acts on both ste.eb channels each chamel :ndjlidually can be hardwire bypassed For
nulti band limiting provision has been nade on ihe 907 ctrcujt board lor tytn!:t the gate lunctions ol all bands. which prevenls the
unnalural narmoric alleratjors caused by jndepedenr gareoperatior dlrinq multi banduse You car alsodeleat the gatelor
operation as astereo hmjter and.onflgure the unit as a mono compressor//Lmrtei rvLthrelease gating
trtr Used wth a903, a 907 creates alrue stereo Ov€r Easy compressotlimiter with precision re ease
qal'9trtrD,claer,delel'olpro/ioe-dicLrdlesleeoeqpol-ereqa'oersorigaptse
rp a io.-F ps trO SSo'1term ras a.ays s ol l5e,nprL s'g-alprcudes srpe o.qau! rclor. whi, '
eiai1ale-aLdibl. pJap q -tr rl4'raladj-.lob.qale -ode releoce rar6 a lods yoJ ro dere n re
for olo r"e907 rolds 4saaleoucrol$l-e tles,onarlevel soeow -eqdr-oreslod
trtrSlaporgcapabilyalo*cnJLipegar.eobe.ied.ogel.qror196rlr-i-oa;ooperalon
nput mpedance: balan@d : 25k-ohms. unbaanced :18.5k-ohms
oulplt mpedance:22 ohms, desiqned to drve 600 ohmsormore
Maximum npLl level: +24dBm
Maimun output evel: + 24 dBm inro 600 ohms or more
FreqLencyresporse:20 Fz-20 kHz 11 dB
Disroliorarrhlrpconoressio^'kHz0dBm.r/pral/0.0r".rrdha'mor'.a_d02""3'dla. ori
Equ va err noLrnose 85 dBT. 20 Fz-20 112. j {e€nreo
Release gate ihresho d I variab e lrom 40lo+10d8
Belease are gar.drode iTe.rlri-):0 05 dB/sFdo 2odEhF
ContTo s: RELEASEGATETHFESI]OLD
Switches: SLAVE CHANNEL lN/Out R ELEASE GATE lN/Oul
Powe. FqJ.em.lrs 14VrFgulared.r60-A. 2rV r..eg rar.d.r 30-A
Dimensions 5l4'h by 1 j :"w, card depth 9','
No e rhe907r-srb€Lsed$rrha-ooe 903 con[ols r1e903,90/ co- brlar'o. ecompressor
atack rate, release rate, ihreshold, compress ^1(r on ral o and oltputgar (see903 speciications).
Th€ F-900 Powered Fnne accommodates eighl operatlonal and one spare module Ln lust 5'/i'olEck space Athome in thestudio
yet tough enough to wjthsland the rLgo6 ol the iad il is also Aexible enoiqh to Let you riconnqure your systen quickly and easily just
by changjngmodules Its healy duty power supply provides troubie fteeoperaiion Wide double sided gold platedcontact areas
andbilurcated edged connectols ensure posjtjre conneclion between PC board and morherboard and pfuvjde ar extra measure ol
relEbility ever when modules are plugged and unplugged ftequently The iactoryinstailed connector e jrinq ard busing eliminaies
sold er co.n eclion s ro tle motherbo. rd H oo kups de made rhrough srandard prolessional barier srrLp connectors, which ar. eco
nori cal.Iel]able and easy ta uie
CD E thl operal onalmodues [l in]ust 5la"ofracl space Dtr l-leavy-duty power supply meanstrouble-lree operaiion flE Scresin lasreners hold modules
in thelrameand 6.sure positve relenl on even on lhe road Dtr Bairerslripconnectorsarereiable and easy lo use trD Module connect ons and signal
busing are on the motherboard, which e minales so derconnections Dtr Exaemdy rugged sreeland exrruded aumlnum construction sia.ds !p ro the
Thisframe s a so availab e as the F900U ai unpowered version. Nore thatusing a sing e :! 15 V dc powersupply in p ace ol rhe 124 V supply spe.if ed
wir reduc6 headroon ard LED briqhiness.
Power requiemerrs: 100 120. 220. 24o v a.. 50160 Hz
tl0%. e^ternalv switchableat rear oa.e
Power.onqrmdi# an w:hc n.m n2
Co.'€crors inpJ /oLlp"L o€rre FTinali pos er o rLoul aro
npLl,6-pinJones fema e a24, tT5V
Moduecapacity 8 o perational bays, 1 spar,A
oowe cLppy c"-e'rcapdc'ry: r.0 A. - l5 V dc req-tar-d,
,0.54. 124 V dc urreolraled -
Sw tches/indrcators. i lumi;ared power swrrch
Dimens ons:514'h by 19"w by 14'd
dkx
M enrs and spe.ii. 'ons
e subje
dbx and Ove! Easy are legsrered lrademalks of db* Inc,
PLM and Infinity + are tradehalks of dbx lnc.
?33t0M-60015t

MODEL
DESCRIPTION
SUGCESTED
RETAIL VALUE
COMPRESSOR/LIMITERS
l6 0x
163
RM-t 53
154
I6JA
Monocompressor/limiter,selectable $420.00
"over Easy" or "hard-knee, thteshold
Mono compressor/limiter with $210.00
Over Easy" action, one-knob control
Two model l53s in rack-momt assembly $420.00
Stereocompressor/limiterwith'tover $420.00
Easy" action, one-knob control
Compressor/limiter with "Over Ea5y" $570.00
thrcshold, PEAKSTOP solt clipper,
auto or manual attack/release rates
9OO SERIES MODULAR SIGNAL PROCESSORS
F900 .. Powered lrame tor 900 Series modules t525.aa
F9o0U Unpowered t.ame Ior 900 Series modules $400.00
992 De-esser module $350.00
903 Compressor/limite. module $310.00
9a4 Noise-tate module $150.00
9A5 Three-bandpararnetric-equalizermooule $370.00
906 Flan6er+ module $750.00
907 Stereo tated-compressor siave rnodule $290.00
for use with the 903
(941,942, and 4ii modules are compatible with the 900
EQUALIZER
610 Computerized room equalizer;
automatically EQs a .oom to llat
$1,900.00 $t
or Lser-choSen curYe
SOUND ENHANCERS
500 Professionalsubha.monicsynlhesizei 5290,A0
503 Professionai three-band $J10.00
dynamic-rante expander
3BX-R Remote control lor J03 $ r 69.00