Roland DEP- 3 User manual

l@Roland
ÍTIEÍI
DIGITAL
EFFECTS
PROCESSOR
DEP- 3 owner's Manual
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INSIFLJCÍIONS
PEFTANIIICTOAÊIS(
OF
FIFE.ELECTFICSHOC(OFIIruAY
ÍO PEFSOI{s
IMPORTANTSAFETY
INSTRUCTIONS
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SAVE
THESEINSTRUCTIONS
WARNING
THISAPPAMTUSMUSTAEEARTHGAOUNOED.
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Copyright
@1987by BOIÁÍ{DCORPORATIOTI
All rights rss€rv€d.No p6rt of this puHication may bs reproducêd in
anyform wirhoutthewrittsn Dermission
of ROLANOCORPORAÍ|ON.

PANELDESCRIPTION
a) LêvelIndicators
O EqualizerHish
Knob
O Equalizer
lvlidKnob
O EqualizerLow Knob
O EÍfsct
Output
Level
Knob
ReverbSslsctKnob
O EfÍect
ON/OFFJack
O MlDllNConnector
O Manual,/MlDl
ChannslEutton
MlDlChannsllndicator
lD PowerSwitch
O Direct
Switch
O InputJack
O Display
O MemoryNumbêrButton
O OutputJackB
lD OutputJackA
O Input/Output
L€vel
Selêctor
Switch
CONTENTS
[n OutlineoÍ the DEP 3 .... '. '.. ". " 6
t. DEP 3....................'......'6
2.Eííects................'..... ".'.. 8
A Basic
Operation
..................... l0
l. Connections.'....'.................
l0
2.
Lev€lSetting............"........ 11
3. RecallinsFacto.y Pres€t
Effects..l2
B GencralOperalion.'..-........'.".. l3
l. Connections'.'.....................
l3
2.ProsramminsEIíects...."........ l4
a.UsualProarammins...
'....'.'... l4
b. Prograrnminaas Comparina
with a PrcproArammedEfÍect...l4
3. ReverbSelection
and Parameters.. l5
a. ReveÍb..............'..'...'..... l5
b. Non
- linear.
"..... '.. '.,... '.... 17
c. Delay'...'...'...."'.'."'...... l9
4. Equalizer and EíÍect
Oulput Level........... ".. "..'.. 20
a.Equalizer.....................'... 20
b.EÍlecl
Oul
pu
t Level....'......".2.
5. Writins into Meínoty..'...'....... 22
a. How to Write.... ''........ ..... 2L
b. Reslorins Fac tory PreproArammeo
EÍÍectsl lo 20
.'........ ....... 23
6. RemoteSwithes................... 23
Chansins Memory Nunbers
with MIDI.........,.....,,...,...... 24
Speciíications....'.'......
"......... 28
@
E
ee lillililtill t..

FLOWCHART
OF THE DEP_3
Díêd Swnch
Disnal Sisnal PÍocêssor OUTPUÍ
,rPUÍ-----*Z'
Efí€ct Otdpul L.v6l
OThe sisnalsent throuahthe Input Jack
goes to the Input Attenuator then to
the DigitalSianal
Processor.The Input
Àttenuator serves to adjust the tever
oÍ the sisnal beíoresendingit to the
Digital SiAnalProc€ssor.
aAt the Disital Sisnal Processor,
rhe
írequency
response
oÍ the signalis altered
by the 3 Band Equalizer. It is then
processed
with 28 bit pa.allel
arithmatic
digital processor,
and comesout in its
Íinal form (eííect so!nd).
aThe efíect sound can then be mixed
with the dirêct sound.
OThe DEP 3 Íeatures a memory
capacity
that relains
99 diíÍeÍenr efíect settings
which
canbe.ecalled
easily
by usina
the buttons
on the panel or by usina
the MIDIprogram
changemessases
sent
Írom an €xternal devic€.

The DEP-3 is a versatilê eíÍect lhal Íeatures
th.ec eÍIects: Reverb,Delay,and Nonlincar
(=aate reverb that cuts the reverberation
al a cerlálin
8átê
time)eachhavingequalizina
FEATURES
aTh€ DEP-3 adopls
the l6 bit linear
A,/D,/A converrion
systemand 28 bil
intêrnalarithmatic dieital signalproccsso.,
allowing
dynamic
íanaeof 86dB and
tolal
harmonicdistortionoí unde.0.08
%.
aThe disital reveíbsectioninclud€stbre€
diíIerenttypesoÍ ambi€ntenvironments:
Room,
Hall and Plate. Thêrê are three
Rooms
andHallsoí diÍÍ€renrrev€Íbsizes
anddensities.and two typesoÍ Plates.
Galed
reve.b
càn be obtained
usjngnon
-linear mode,and delay eÍÍectcan be
obtainedusinsDelay
mode.
aA threebandequaliz€r
is buill in.
aUp to 99 diÍÍerent eÍÍect settinsscan
be written inlo memory.
asince theDEP 3 is equippedwith MIDI.
other MIDI devicescan remotelysêlect
the diíferênt eíÍect programs
throuAh
MIDI PÍogram Chanse messages.
IMPORTANT
NOTES
aPlease use thê appropriate
line voltaae
which is shown
on the name
plate.
alt is normal for this deviceto become
warm while it is beinsoperated.
OAvoid usins this device
in extremeheat,
humidity or wh€re it may be àffected
by dust.
ause mild deteíaent
íor cl€anin8.Do not
use solv€nts such as thinner.
aPlease avoid placiDg o. droppins anything
heavy on th€ power cab1e.
aOperatins this devic€ near a neon or
Íluorescentlamp may cause noise
interÍe.cncê.
If so.chansethe analeoÍ
alÍ the unit is not to bê usedfor a long
period oí tine, unplus the cord Írom
aThis unit may not operate propeÍly if
turned on immediately aÍter turned oÍÍ.
IÍ this happens,sinply turn it oÍí, then
turn il on again after waiting a few
ODo not attempt to disassemblethis unit
unless you a.e an author;zed Roland
Service Center.
aAbout Íive secondsaÍter thc unit is turned
on, the mutina circuit functions.thereÍore
no sound is h€ard.
OThe DEP 3 Íeatlr€s a memory back-up
system that retains the data even when
switched oíí. The batleÍy that supports
the back-up ciÍc!it should be replaced
every íive years. Call Roland for the
battery replacemcnt. (The Íirst replácement
may be required beÍore íive yea.s,
dependinson how much time had passed
beÍore you purchased the device-

OU'TLINEOF TIIE DEP-3
fI OUTLINE
OFTHE
DEP-3
1.
DEP_3
The DEP-3 Íeaturesthree
eÍÍectsI Reverb
Delay,
Nonlinear
(gate
reverb) that culs
the reverb€ration
at a certatinsatc time
and an Equalizer.
To program eÍfecls :
Select an eíIect with the ReverbSel€ct
Knob(located
at the Íar .ight oí the pan€l),
then edit each
paramet€r
such as revcrb
time,delay timê by movins the correspodrng
control knob on the Pan€1.
setting sachpàrÊmdsr
Íh6€ work differêntlydop€nding
on the eÍtsct s€lect€d.
The DEP-3 atlows
you to write thê eÍÍect
settina you havemade
(=position of tbe
knobs) into the intêrnalmemorv.
The
DEP-3s merno.y
capacitvcan retain trp
to 99 €ÍÍ€ct settinas
from Memorv Number
I to 99.
When you havo edited the eÍÍect,
write it into memory:
1-99
I
Calling6n êtÍect setting from metnory:
You can use thê writt€n eÍíect seltina
later at any time.CaU
the eííect vou want
by assianina the corresponding Memorv
NumbeÍ. H€re,the positions oÍ the knobs
on the panel havc nothina to do with
the eíí€ct cur.ently p.oduced.
I
9 -o.._o_9.9--o_
g.-,ó:
:g
Sening@h p€ramstar

ou l-t_rNlioT 'lIt t)Et,-3
Editing the writton oÍíect setting :
The êÍÍect you call kom mcmory is not
aíÍectedby thc currêíl positions
oÍ the
knobs on the pan€1.
In othcr words, the
pan€l setting hasno meáningat all (excêpt
Íor the Input Attenuator locatd at thc
Íar lett ot the íront pancl).
Rotatina the knob evenslightly will cancel
its previous
setting
and sct thc new value.
This, ho',íever applies only to ihc knobs
which you have moved. IÍ you wish all
the knobs on the panel controls the eÍÍect
currently in use,turn tbc DEP-3 to th€
Manual mode.(See
paae 14.
)
The editeddata should
be wrilten into
m€mory:either
a diÍíerentMemoÍyNumber
or the sameNumber.
Writins a new data
will automaticàuyerase
any previous eIÍect
writlen in that location
(Memo.y
Numb€Í).
However,the MemoryNumbersÍrom I
to 20 can be rêstored at any time by
íollowing the procedure explanined
on paae
23.
ooOOOOO-,Oi::=
+ carr
anefÍ*t
Knob6
on th€ fÍo.Í p.nêl
L]

OU'ILINE
OF THE DEP-3
2.EFFECTS
What is roverbêtation ?
A sound reverbcrated in an acoustic
enviÍonmcnt consists
oí thr€e parts. First,
you hêaÍ tha diÍêct sound as it lravels
íÍom the 3outcc outward. Next the carlv
reÍlection Í6osnds once oÍ seveÍal times
from wàlls.cêiling,
8nd íloor. Finallv, vou
hear thc rcvêrberatedsound as it rêílects
many timcs in the environment.
th€ picturê will hêlp understandwhat
Íevcrbcrationis.
Diroct Sound
The sound reach6 vour ears directlv íÍom
thc solnd source.
Naturallv,
this is heard
Íirst.
o,-l *.^o:.-at
ner.-- L-, a*,t ,"..
Early Roílections
Th€sound
reaches
Your
reflêcted by the wáll ot
/*""*"""
Q u","n",
O sound
Sourcg
*+/r'
"\ /'\ '/
---> Í I <-
7iïïi
.aÍs after beina
ceiling once.
Latar Revorboration
Thc sound
comêsaÍteÍ beingr€flected
manv
tiÍne in variors phas$ and írom variou3
dirêctions.

OUTI-INEOF THE DI'P-3
What i. Non
- Linear?
Non-lineaÍ Rcverb is the reverb which
is cut at a certain aat€ time. lt is also
callcd
aateÍeverb oÍ gate echo.
The DEP
-3 has two non-li.ear Íevêrbs; Normal
thatcutsa naturalreverberation,andRêvêrse
that cuts lhê incrêasingrêveíberation.
Non-linearis sp€ciallyefíectiveÍor percussive
sound3such as snare drum. t
I
Wh.t i8 Dolay
?
Dclayis an efíectcaGed by slightly delayinS
a sound. By multiplication oÍ the delay
efíectínatural de€ying soundcanb€created.
Echo is the most typical delay eíí€cl

BASICOPER/ITION
E BASICOPERATION
1.CONNECTIONS
l.3v6lSgbc1d swirch
* Chang€
ths posiíon oí th€ swiich d€p€nding
on ths
Output lev6loÍ ths conn€ctod
dsvice (Sos
the nen pág€.}
x NoÍmally,Sot
thb switchto the
Ímtx' oirect+ Rovorbsounds
lcaNcEL
: R€v6rbsound
I

AASICOPERTION
2. LEVELSETTING
When you have complct€dconnectina the
DEP-g with other devices,sct thc level
oÍ the DEP-3 as Íollows so that there
will be the l€ast noise and distortion
xo.c. rh. l.v.l i. r.t, you do not h.v.
to.h.ng. it qnl..r th. outpqt l.t.l oÍ
th. d.vic. co.n.ci.d ro th. Input J.ct
it dr..iic.lly ch.rt.d.
PROCEDURE
@Srt th. Inputloutpur S.llctor Switch
@d.p.nding on th. output lêv.l oí th.
d.vic. conn.c!.d to iho Input Jrct lD.
tc.g.l
+4dBm : RolandRack System
PÍofessionalAudio Equipment
-20dBm : EleclronicMusical Instrum€nt
such as synthesizer
Consumer-typ€
AudioEquipment,
OS.r th. Input Att.nultor to ih. posirion
whèr. +9dB oí thc LoY.l Indic.to.!
lighrt up .r th. high.rt volum.. lÍ you
cànhot.chiêv. thi.. ch.ng. th. volumê
oí rh. d.vic. conn.cr.d to ih. Input
,rlÍ you .till c.a.oi m.k. th. +tdE indic.tor
light !p. ch.ng. ih. po.ltion ol rh. lnpst
//Oulput L.v.l S.l.ctor Switch, ..d r.p..l
rrep @.
*lí yo! íill do noi .qcc..d, u..
b.iw..n lh. DEP-3 .nd
@Finllly, ldjurr th. volum!
conncct.d ro ih. outPut
or €. J.ck O . d,/
l1

BASICOPERTION
3. RECALLING
FACTORY
PRESET
EFFECTS
Th. DEP-3's memorycrpecitycan rekin
up to 99 eÍÍectsettings.99 diííeÍent eÍÍects
( M.mory Numb€rs I to 99 )
prèpíogrammd í.om th€ manuÍactureÍ. Rêíer
to thc separetêbooklêl 'Factory Proaramm€d
éC.t .ny ot rh. tlctort progrlmm.d .fÍ.cit
by pu.hlng th. M.mory umb.r (Up tnd
Down) Butron.
Pushina sid€ incrêásesth€ number and
V sidê dêcreascs. O
Whenev€r
nec€$6ry, adjust
oÍ the device connectedto
Jack. thê Output

cItNltR^i-oPF:ÍtA1
to\
t3lGENERAL
OPERATION
.I.
CONNECTIONS
DP,2,FS
1
FS
sL,FS
5U
Sotting
Exsmplos
<El6c!|c
Guitar)
* Sinc6
th6DEP-3S input
imp€dancais
low, connectingthe guirar
directlyto
th6Input Jackdoesnot.
<
Microphono>
(Efi.cr Roru.n)
{Efiet sed)
l3

l-
2. PROGRAMMING
EFFECTS
There are two Ínethods Íor proeramming
eÍÍectsas follows.
a. Usual Programming
aTurn tho DEP 3 on,and makc a de3ir.d
.ÍÍ.oi wiih lh. knobs on tho froni p.n.l.
H6r€, pl.6so b€ awár. that thc DEP 3
is de!ign.d to ràmain in thc condition
.quál to b.Íoro b.ins tunr.d oÍÍ. lÍ
ih. Display do.s not show. nulnb.r
but '--", push th. M.nual Button
(D
onc., 6nd thê Mcmory number will 6pperr.
Th€n calt a MemorY numbor which is
sihilar to th. êÍÍ.ct prográm you wilh
ro mako by pushing r.lcvant M6morY
Numbor Blirons O, €nd odit it.
Be sure to move atl the knobs, bêcause
the initial positions
oí the knobs havê
nothine to do wiih thc eÍlecl currentlv
in use,and the knobs do not work untess
they are moved. When a knob is mov€d
cven slightly, á decimalappears
at thê
lowc. right to the Memory numbeÍ. Th's
means thai th€ eíÍect is chansed fÍom
the original onc.
*Th. n.w d.l. will b. .r..ed bY 3.lecti.9
. diííêr.nr Memory nohber, unlér. .n
.ppropri.t. wrilins proc.dut.
(p.s. 22)
b. Programming
as ComParing
with
a Prsprogrammed
EtÍect
OS.l.ct rh. M.mory nunbor which is
son.how simil€r to thc êtt.ct vou wish
to mak. whh thc M.mory NumbcrButtons
6.
*At ihi. .t.s., th. knob. on lh. pán.l do
nor.ll.ct th. èÍl.ct ..itino vou h.v.
OPush th. Manuál
Button lD.
,.t{ow, th. knobi on rho p.n.l cont.or lh.
v.luè. ot.ll th. corr..po.dins p.t6m.tor..
OMake € d.si'.d oíÍ.ct by usins thc knoba
Cf)),lllR^L OPIIRA1]ON
!
@Ê.ch tim. You push the Manuól Eutton
th..Íí.ct s.tting you havó sol.ct.d
in st.p O lnd tho curront .ÍÍect 6r.
olt.rn.t6ly obtáinod.
Thê new data will bc crásed by selecting
a diíí€reít Memory number, unless an
appropriat€ writins pÍocedur€ (page 22)
74

(:FNÍ'RAI,
OPT]RATION
3. REVERBSELECTIONAND
PARAMETERS
a.Reverb
Room,Hall and Plale are lhe thíee basi(
ROOM
ROOM is a sharp, expansive ánd rich
rcverbe.ation
oÍ hish rcvcrb de.sity.
. PRE
_
DELAY
The number shown hereis the time elasp€d
between the direct sound ánd the later
reveíberation(ms). This shows the depth
oÍ lhe room (or ball). Incrcasins the p.c
-delay tine will make a dceper room.
4usins th€ Rov€rb S.l6ct Xnob O, s.l6cr
óny ot th. 8 oíÍ.ct3 shown bclow.
2
3Hall 15
5Hall 22
6Hall26
7
aPlare.B
HALL
HALL is a deeperreverberationof low
PLATE
PLATEis brisht and metalicreverbwhich
is ideálÍor percussive sound-
*Whon ROOMor HALL i. $l.créd, rh€ numbêt
rhown .r th. rishr in th..bov. r.bte
r.pr...nt. th. tir. of th. room. fho room
h.r., how.v.., i! co..id.r.d ro b. 6 cub.,
th.rêíor., th. nomber r.pr...ni! th€ .id€
ot à cub. (m.r.r).
xTh.r. àr. rwo lyp.r of PLA]E. A ànd
B.
+With ths Peratnêt.r
chángè th6 pr. d.loy
LEVEL
DirectSound
Knob I, you can
tim6(0 to 120ln6).
.'À'-
Í'r
.v.
xwh.n ..lecriós . R.v.rb, th. .lÍ.ct sound
will b. mul.d íor. mom.ít, bur rhêrê
is no n..d ro worry.bout it.
* Wh.n ch..sins th.
n.y h.or click sound,
to worry.boui it.
pr._d.l.y tlm., you
hut rh.r. is no n..d

.REVERB TIME
This is the lengthoÍ the later reveíb€ration.
It is the time (sec) neêdedÍor latcr
revÊrbêrationto rcducc by 60d8. This
showsthe wall rcíl€ction ratio oÍ an actual
room (or hall).
CENERALOPERTION
4uring th. PrÍrm.trr Knob 2, yog c.n
..t th. R.v..b Tim. írom O.l to 99r.
":-'rtÍ{i;
"í?Y,.;F
--{'):-."
"ií àà.
;igs:
.HF DAMP
The HF Damp is the ratc oí thê higher
frequency's decay. In actual room or hall,
this would be controlled by th€ material
which the wáll is made oí.
Rêverb Timê i HF Dámp value = ReveÍb
Time oí SkHz
..9.)
Whên the revcrb timê is 6s and HF Damp
is 0.50, the reverb tim€ oÍ the 8kHz is:
i(Th. ..v..b rih. ir gr..ily r.l.t.d to th.
room .i2.. D.t.ndln9 or which 8.v.rb
i. cu'7..tly ..l.cr.d (ROOM, tlALL, PLAÍE),
th. hieh..r ..d low..t ll|'it oí rh. ..v.rb
tim. will y.ry, Al.o, th. ..D. Do.ition
ot lb. ltrob n...r . dití.r.nr r.y.rb llrn.
d.p.ndl.e on ih. F.v.ib cu.r..ilt ..|..t.d,
(S.. tlr. tollowlns pictor..)
6 (r) x O.5O=3
(r)
Iat€r Rev€íb€rataon
-
+-------------
tlighêrfr€quonciawilltldo out
quickr.
l6

4S.r rhr v.lu. oÍ th. HP Dsmp
I to 0.05 u3in9 th. P.rám.tor
CI'NERAI,OPERAI'ION
Reverso
Thê volume oí the revc.bcration
increases.
b.Non-
linear
Non linear Reve.b
(:sare revcrb) is the
rêverb whjch is cut at a certain Aate lime,
therêforeideal Íor percussivesounds such
)tNo.-lin..r B.í..b h.. no ..rly r.llèction!.
4By u.ing th. Rcv..b S.l.ctor Button
O, ..lcct .ith.. 10 (xo.nsl) or 11
Normal
The volumeoÍ the reverberation
decreasês.
llÍ!..1h.3rÈli-.
O
PRÊ
- DELAY
This is the time ehspsedbêtween
the direct
soundand Íeverberation
(ms).
4By uring tho P.r6m!t.r Knob1,i.t th.
Pr.-d.l.y Timo
(0 to l20mr).
tf't
.v.
xWh.n chr.gins th. p..-d.l.y tih., yo!
ó.y h..r . cllck noi.., bur ih.r. i! nothing
io worry.bout,
LEVEL
IjkrFclÊiEill'iFF.
t7

GENERALOPERATION
. REVERBTIME
This is the amount oÍ time
.everb€rationto decay
(ms).
4You cln !.t th. B.v..b Timo
Pr'.m.t.. Knob 2.
a Gat. Tim.
AÍter.the prê delay
Cate Time set here
time neededÍor thc
4You cln 3!t th.
Prr!n.!.r Knob 3
time is elapsed,
the
will determine the
reverberationto end
Gát€ Íim. with tht
írom 10 to 450m!.
r.ns. oÍ !h. r.v.rb tlm.
l{orn.l or rh. R.v.r.. mod..
xYou m.y h... . click 3oundwh.. ch.4lnl
th. e.l. tih., bor ih.r. i. nolhint to
":"t".ï ffi
The lonaest aat€ time oÍ the DEP_3 is
450ms sith the pre dclát sel lo 0ms.
When the p.e-delay is set lonseí, the
lonaestgatê time oí the DEP-3 will decreas€.
..s.)
With thePre-delaysetto l20ms,the longest
Gate
Timê is 330ms.
Rotalins the Parameter
Knob íurther than the 330 position will
have no êfíect,lhe GateTime remaining
330Íns.

c.U.iíg ih. Prrom.tlr Knob '1, you c.n
s.r th. Doby Tim. trom 2 to 50Om..
c. Delay
4You crn !.l.ct th. O.l.y modo by i.tting
ihc R.v.rb S.bcior Knob O to 9 (D.l!y)
*fo. .dirl.e ih. p.r.m.t.rt oí rh. O.l.y,
!Í th Pd.m.t r Kmb r to 3.(Th. íoncÍ6.
which rh... knob. ..rv. Íor in lh. O.l.y
nod..r. not h.rk.d on rh. rnob..)
4uling th. P.r!m.t.. Knob 3, 3.i th.
r!t. oÍ high Ír.qu.ncy íilt.ring ttom
I to O.O5.
G[:NER^1,OPlirAl lON
-l t_
4lJrins tho P.rrh.t.r Knob 2, r.t th.
numb.? oí r.p..t. Írom O to 99 X.
19

CENERÀI-
OPI1RATION
4. EOUALIZER
AND
OUTPUT
LEVEL
a. EqualizEr
EFFECT
The DEP-3 íeaturesa three band Digital
Equ.lizer wheÍe the sianal is íiltered beíore
aoinato the DiaitalRêverbProcessor
section.
The Equalizer chanaes the írequency
chaÍacteristics
oÍ the eIÍect sounds.
*Tfi. Equ.li:.t ..ciion h.r .o .Ít..t oí
lh. dir.ct.o!nd..
4S.i th. .mounl (dB) of th. boo.ling
or cutting oí ih. Low, Mid .nd High
Fili.rr with th. corr.sponding Equ.liz.r
*Ih. v.ri.bl. ráng. i! -t2 to +12 dB.
A po.ltlv. nunb.r boo.i..nd. n.e.llm.
nomb.r êot. ih. lr.qu.ncv.
EqualizdHigh
Krcb
F€quoncy
Gl,Gm,Gh:
Aodvcur
V6lu.tl Le,m MlO h Hrl .9,
io -'^'-
l't
-\r.
.9,
io
3