Prelude - Roland

01: EQUALIZER
)2/!.C%ë%“…/L .*"=ë=Lƒ! (…,ƒ, “!ä,…= x 2, "!.).
fig.MFX-01
L in
R in
4-Band EQ
4-Band EQ
L out
R out
o=!=ì2! g…=÷…, nC,“=…,
Low Freq 200, 400 cö
0…2!=ëü…= ÷=“2%2= -,ëü2!=
m)
Low Gain -15 $ +15 äa
r“,ë…, m). o!, C%ë%›,2ëü-
…/. ƒ…=÷…, . ã!%ì*%“2ü …,ƒ*,.
÷=“2%2 3“,ë,"=2“ , C!, %2!,ö=-
2ëü…/. $ “…,›=2“
Mid1 Freq 200 $ 8000 cö
0…2!=ëü…= ÷=“2%2= -,ëü2!=
q) 1
Mid1 Gain -15 $ +15 äa r“,ë…, q) 1
Mid1 Q 0.5, 1.0, 2.0, 4.0, 8.0
d%K!%2…%“2ü -,ëü2!= q) 1.
)ì "/ø ƒ…=÷…, Q, 2ì 3›
C%ë%“=, …= *%2%!3þ "%ƒäL“2"3-
2 -,ëü2!.
Mid2 Freq 200 $ 8000 cö
0…2!=ëü…= ÷=“2%2= -,ëü2!=
q) 2
Mid2 Gain -15 $ +15 äa r“,ë…, q) 2
Mid2 Q 0.5, 1.0, 2.0, 4.0, 8.0
d%K!%2…%“2ü -,ëü2!= q) 2.
)ì "/ø ƒ…=÷…, Q, 2ì 3›
C%ë%“=, …= *%2%!3þ "%ƒäL“2"3-
2 -,ëü2!.
High Freq 2000, 4000, 8000 cö
0…2!=ëü…= C%ë%“= -,ëü2!=
b)
High Gain -15 $ +15 äa
r“,ë…, b). o!, C%ë%›,2ëü-
…/. ƒ…=÷…, . ã!%ì*%“2ü "/“%-
*,. ÷=“2%2 3“,ë,"=2“ , C!,
%2!,ö=2ëü…/. $ “…,›=2“
Level 0 $ 127 nK?,L 3!%"…ü
03: ISOLATOR
}*"=ë=Lƒ!, “3?“2"……% “…,›=þ?,L ã!%ì*%“2ü , C%ƒ"%ë þ?,L
“%ƒä="=2ü œ.*ƒ%2,÷“*%B ƒ"3÷=…,.
fig.MFX-03
L in
R in
o=!=ì2! g…=÷…, nC,“=…,
Boost/
Cut Low
Boost/
Cut Mid
Boost/
Cut High
Anti Phase
Low Sw
Anti Phase
Low Level
Anti Phase
Mid Sw
Anti Phase
Mid Level
Low Boost Sw
Low Boost
Level
Isolator
Isolator
-60 $ +4 äa
OFF, ON
0 $ 127
OFF, ON
0 $ 127
OFF, ON
0 $ 127
Low Boost
Low Boost
Level 0 $ 127 nK?,L 3!%"…ü
L out
R out
r“,ë…, m)/q)/b). o!, ƒ…=÷…,,
-60 äa ÷=“2%2…= C%ë%“= C!=*2,÷“*,
3ä=ë 2“ ,ƒ %K?ã% “,ã…=ë=, C!,
ƒ…=÷…,, 0 äa 3!%"…ü %2…%“,2ëü…%
,“.%ä…%ã% … ,ƒì… 2“ .
q%“2% …, -3…*ö,, AntiPhase,
C%äìø,"=þ?L ,…"!2,!%"=……/L
“,ã…=ë C!%2,"%C%ë%›…%ã%
“2!%*=…=ë= " …,ƒ*%÷=“2%2…%ì
ä,=C=ƒ%….
r!%"…ü ã!%ì*%“2, -3…*ö,, Antiphase.
d=……/L .--*2 !=K%2=2 2%ëü*% C!,
!=K%2 “% “2!%-%…,÷“*,ì
“,ã…=ë%ì.
q%“2% …, -3…*ö,, AntiPhase,
C%äìø,"=þ?L ,…"!2,!%"=……/L
“,ã…=ë C!%2,"%C%ë%›…%ã%
“2!%*=…=ë= " “!ä…÷=“2%2…%ì
ä,=C=ƒ%….
r!%"…ü ã!%ì*%“2, .2%L -3…*ö,,.
q%“2% …, K3“2!= ("2%!,÷…/L
3“,ë,2ëü) …,ƒ*,. ÷=“2%2. o%ƒ"%ë 2
C%ë3÷,2ü ì%?…% K=“%"% ƒ"3÷=…,.
r!%"…ü K3“2!=. q2C…ü C!% "ë…,
.--*2= “,ëü…% ƒ=",“,2 %2 …=“2!%*
ä!3ã,. -,ëü2!%" .--*2= Isolator.
02: SPECTRUM
c!=-,÷“*,L .*"=ë=Lƒ! “ C!ì……%L ä%K!%2…%“2üþ -,ëü2!%".
fig.MFX-02
L in
Spectrum
L out
04: LOW BOOST
a3“2! ("2%!,÷…/L 3“,ë,2ëü) …,ƒ*,. ÷=“2%2.
fig.MFX-04
L in Low Boost 2-Band EQ
L out
R in
Spectrum
R out
R in
Low Boost
2-Band EQ
R out
o=!=ì2! g…=÷…, nC,“=…,
Band1 (250Hz)
Band2 (500Hz)
Band3 (1000Hz)
Band4 (1250Hz)
Band5 (2000Hz)
Band6 (3150Hz)
Band7 (4000Hz)
Band8 (8000Hz)
Q
-15 $ +15 äa
0.5, 1.0, 2.0, 4.0, 8.0
r“,ë…, äë *=›ä%L ,ƒ C%ë%“
nä…%"!ì……% 3C!="ë…,
ä%K!%2…%“2üþ "“. -,ëü2!%"
Level 0 $ 127 nK?,L 3!%"…ü
o=!=ì2! g…=÷…, nC,“=…,
Boost
Frequency
50 $ 125 cö
0…2!=ëü…= ÷=“2%2= 3“,ë,"=ì%ã%
ä,=C=ƒ%…=
Boost Gain 0 $ +12 äa r“,ë…, …,ƒ*,. ÷=“2%2
Boost Width
Low Gain
High Gain
WIDE, MID,
NARROW
-15 $ +15 äa
-15 $ +15 äa
Level 0 $ 127 nK?,L 3!%"…ü
x,!,…= C%ë%“/ (ø,!%*= /“!ä… /
3ƒ*= )
r“,ë…, m). o!, C%ë%›,2ëü…/.
ƒ…=÷…, . ã!%ì*%“2ü …,ƒ*,. ÷=“2%2
3“,ë,"=2“ , C!, %2!,ö=2ëü…/. $
“…,›=2“
r“,ë…, b). o!, C%ë%›,2ëü…/.
ƒ…=÷…, . ã!%ì*%“2ü "/“%*,. ÷=“2%2
3“,ë,"=2“ , C!, %2!,ö=2ëü…/. $
“…,›=2“
58