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ANALISA AKUSTIK RUANG PADA AUDITORIUMUNIVERSITAS PETRA
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*'anna Pradi+ta#$0500#,#-
T!'d'r./ *a!a 0000000#$$)
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AUDITORIUM UNIVERSITASPETRA
A.dit'ri." yan+ di"ili1i 'l!Uni(rita/ Kri/tn Ptra di 1'ta
S.rabaya ini "r.2a1ana.dit'ri." ".lti3.n+/i yan+da2at di+.na1an .nt.1brba+ai 1b.t.!an brbda"i/alnya /aa a&ara i/.da/"inar ba!1an 1ba1tian6
Ka"i a1an ""ba!a/"n+nai a2a1a! 1'ndi/ia.dit'ri." ini /.da! ""ili1i/tandar 1laya1an yan+ bai1ata. bl." /ba+ai a.dit'ri."yan+ ".lti3.n+/i6
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PARAMETER AKUSTIK RUANG
PARAMETER SU7*EKTI8
Adala! 2ara"tr yan+ lbi!banya1 ditnt.1an 'l! 2r/2/iindi(id. br.2a 2nilaiantr!ada2 /'ran+ 2"bi&ara'l! 2n dn+ar dn+an nilaiind1/ antara 0 /a"2ai #06Para"tr /.b1ti3 "li2.tiintimacy, spaciousness ata.envelopment, fullness danoveral impressions yan+bia/anya di2a1ai .nt.1 a1./ti1tatr dan concert hall :L+'!#99$;6
PARAMETER O7*EKTI8
Adala! 2ara"tr yan+dila1.1an brda/ar1an "t'da2n+.1.ran yan+ lbi! 'b1ti3dan br/i3at analiti/ /2rtibi/in+ latar bla1an+:background noise; di/trib./i
Tin+1at T1anan 7.nyi :TT7;RT :Reverberation Time; EDT:Early Decay Time; D50:Deutlichkeit ; <50 <)0:Clarity ; dan TS :Centre Time;6
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TINGKAT 7ISING LATAR7ELAKANG
7i/in+ latar bla1an+ adala! /.ara yan+ b.1an bra/al dari /."br
/.ara .ta"a ata. bi/a dibilan+ /ba+ai /.ara yan+ tida1 diin+in1an6
7i/in+ ini bi/a di/bab1an dari dala" r.an+an it. /ndiri dan .+a dari
l.ar r.an+an6 7i/in+ yan+ di/bab1an di dala" r.an+an "i/alnya /aa
di/bab1an 'l! b.nyi dn+.n+ alat "1ani1al yan+ ada /2rti A<
dll6 Sdan+1an bi/in+ dari l.ar di/bab1an 'l! b.nyi 1ndaraan dll6
7i/in+ latar bla1an+ tida1 da2at di!ilan+1an tta2i da2at di1.ran+i
dn+an 2n+at.ran a1./ti1 yan+ t2at6 7/aran bi/in+ latar bla1an+
r.an+ da2at di1ta!.i "lal.i 2n+.1.ran Tin+1at T1anan 7.nyi
:TT7; di dala" r.an+an 2ada rntan+ 3r1.n/i tn+a! 2ita '1ta3
antara ,$ =z /a"2ai dn+an ) 1=z di"ana !a/il 2n+.1.ran
di+.na1an .nt.1 "nnt.1an 1ritria 1bi/in+an r.an+ dn+an &ara
""ta1annya 2ada 1.r(a 1ritria 1bi/in+an :N'i/ <ritria > N<;6
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DISTRI7USI TINGKAT TEKANAN 7UN?I :TT7;
T..an dala" "nd/ain r.an+ a.dit'ri." adala! .nt.1
"n&a2ai /.at. tin+1at 1la/an yan+ tin++i /!in++aa+ar /tia2 2ndn+ar 2ada /tia2 2'/i/i "nri"a
tin+1at t1anan b.nyi yan+ /a"a6 Syarat a+ar 2ndn+arda2at "nan+1a2 in3'r"a/i yan+ di/a"2ai1an "/1i2.ndala" 2'/i/i brbda adala! /li/i! antara tin+1at t1ananb.nyi tra.! dan trd1at tida1 lbi! dari , d76 *i1a dala"
/.at. r.an+an yan+ rlati3 1&il di "ana /."br b.nyidn+an tin+1at /.ara yan+ n'r"al tla! "a"2."nan+1a. 2ndn+ar tra.! "a1a !a"2ir da2atdi2a/ti1an ba!a di/trib./i tin+1at t1anan b.nyi dala"r.an+an tr/b.t tla! "rata6
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RESPON IMPULS RUANG
@AKTU DENGUNG :REVER7ERATION TIME;
Dn+.n+ adala! b.nyi yan+ br12anan+an a1ibat2"ant.lan 2r".1aan yan+ br.lan+.lan+6 @a1t.dn+.n+ adala! a1t. yan+ dib.t.!1an /.at. nr+i /.ara
.nt.1 "l.r.! !in++a /b/ar /2r/at..ta dari nr+iaalnya yait. /b/ar ,0 d76 A.dit'ri." yan+ ""ili1i
a1t. dn+.n+ trlal. 2anan+ a1an "nybab1an2n.r.nan speech inteligibility 1arna /.ara lan+/.n+"a/i! /an+at di2n+ar.!i 'l! /.ara 2ant.lnya6Sdan+1an a.dit'ri." dn+an a1t. dn+.n+ trlal.2nd1 a1an "n+/an1an r.an+an tr/b.t "atiB6
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RESPON IMPULS RUANG
EDT :EARL? DE<A? TIME;
EDT ata. Early Decay Time yan+ di2r1nal1an 'l! V6 *'rdan yait. 2r!it.n+an a1t. dn+.n+ :RT; yan+dida/ar1an 2ada 2n+ar.! b.nyi aal yait. b.nyilan+/.n+ dan 2ant.lan2ant.lan aal yait. a1t. yan+di2rl.1an Tin+1at T1anan 7.nyi :TT7; .nt.1 "l.r.!
/b/ar #0 d76 Pn+.1.ran EDT di/aran1an .nt.1"n+!it.n+ 2ara"tr /.b 1ti3 /2rti reverberance,clarity, dan impression.
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RESPON IMPULS RUANG
DE8INITION C DEUTLI<=KEIT D50
Denition "r.2a1an 1"a"2.an 2ndn+ar ""bda1an/.ara dari "a/in+"a/in+ in/tr."n dala" /b.a!2rt.n.1an "./i1 dala" 1'ndi/i tran/in nada da/ar dan!ar"'ni1nya ".lai ""bnt.1 /!in++a 1".n+1inan tradi(aria/i /21tr."6 D50 "r.2a1an ra/i' antara nr+i yan+
ditri"a 2ada 50 "/ 2rta"a dn+an t'tal nr+i yan+ditri"a6 D.ra/i 50 "/ di/b.t .+a bata/ 1la/an speechyan+ da2at ditri"a6 S"a1in b/ar nilai D50 "a1a /"a1inbai1 2.la tin+1at 1la/an 2"bi &araan 1arna /"a1inbanya1 nr+i /.ara yan+ tr"an3aat1an dala" a1t. 50 "/6
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RESPON IMPULS RUANG
DE8INITION C DEUTLI<=KEIT D50
7ERIKUT KATEGORI PENILAIAN SPEE<= INTELLIGI7ILIT?7ERDASARKAN D50
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RESPON IMPULS RUANG
<LARIT? C KLAR=EITSMASS :<50 <)0;
Clarity di.1.r dn+an ""bandin+1an antara nr+i/.ara yan+ tr"an3aat1an :yan+ datan+ /1itar 0605 >060) dti1 2rta"a /tla! /.ara lan+/.n+; dn+an /.ara2ant.lan yan+ datan+ /tla!nya dn+an "n+a&. 2adaa/."/i ba!a /.ara yan+ ditan+1a2 2ndn+ar dala"
2r&a1a2an adala! antara 50)0 "/ dan /.ara yan+datan+ //.da!nya dian++a2 /.ara yan+ "r./a16
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RESPON IMPULS RUANG
TS :<ENTRE TIME;
TS "r.2a1an a1t. tn+a! antara /.ara datan+ (directdan /.ara 2ant.l (early to late /"a1in tin++i nilai TS"a1a 1rni!an /.ara a1an /"a1in b.r.16
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METODA PENGUKURAN KINER*A AKUSTIK
U1.ran 1inra a1./ti1 dari a.dit'ri." dinyata1an dn+an tin+1at
bi/in+ latar bla1an+ :background noise level; di/trib./i tin+1at
t1anan b.nyi dan r/2'n i"2.l/ r.an+6
Ta!a2 2rta"a 2n+.1.ran tin+1at bi/in+ latar bla1an+
:background noise level;
Ta!a2 1d.a 2n+.1.ran di/trib./i Tin+1at T1anan 7.nyi :TT7;
Ta!a2 1ti+a 2n+.1.ran r/2'n i"2.l/ br.2a a1t. dn+.n+
:Reverberation Time; a1t. 2l.r.!an :Early Decay Time; D50
:Denition; <50 dan <)0 :Clarity ; /rta TS :Centre Time;6
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ALAT UKUR
TINGKAT 7ISING LATAR 7ELAKANG :7A<KGROUND NOISE LEVEL;
Pn+.1.ran tin+1at bi/in+ latar bla1an+ "n++.na1an 2ran+1at!ound "evel #eter "r1 Ri'n ti2 NL$# yan+ tr!.b.n+ dn+an
"i1r'2!'n /ba+ai /n/'r .nt.1 "nan+1a2 b.nyi yan+ a1an
di.1.r dari /.at. 1'ndi/i r.an+6 Pn+a"bilan sample .nt.1
2n+.1.ran background noise level dila1.1an 2ada a1t. /ian+
!ari :tra$c peak hour ; dan dala" 1'ndi/i 2ralatan "1ani1al danl1tri1al r.an+ "nyala /.2aya di2r'l! level yan+ "a1/i"al6
Pn+.1.ran "n++.na1an alat .1.r !ound "evel #eter "r1 Ri'n
ti2 NL$# dila1.1an 2ada tia2tia2 titi1 .1.r yan+ tla! ditta21an
:) titi1 di lantai da/ar dan 4 titi1 di lantai bal1'n;6
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ALAT UKUR
SOUND LEVEL METER
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ALAT UKUR
DISTRI7USI TINGKAT TEKANAN 7UN?I :TT7;
Pn+.1.ran di/trib./i TT7 "n++.na1an alat 2"ban+1it /.ara b.atan: pink noise; yait. !ound %o&er !ource 7FK ti2 4-05 dan !ound !ource
=P #00# yan+ tla! ditnt.1an 3r1.n/inya #-5 =z /a"2ai dn+an 4
1=z :# '1ta3; /rta ara! 2n+.1.rannya brda/ar1an !a/il 2n+.1.ran
background noise level r.an+6 S.ara yan+ di!a/il1an !ound %o&er !ource
di.1.r dn+an alat .1.r !ound "evel #eter "r1 Ri'n ti2 NL$# .nt.1
"nda2at1an TT7 2ada "a/in+"a/in+ titi1 .1.r yan+ tla! ditta21an6=a/il 2n+.1.ran TT7 .nt.1 "n+ta!.i /a.! "ana di/trib./i /.ara
2ada ara t"2at d.d.1 2n'nt'n di lantai - "a.2.n lantai $ :bal1'n;
da2at di&a2ai i1a brada 2ada 1'ndi/i background noise level yan+ ada6
Da2at dita"ba!1an r1t'r i1a di/trib./i /.ara bl." rata6
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ALAT UKUR
SOUND PO@ER SOUR<E
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ALAT UKUR
RESPON IMPULS RUANG
Pn+.1.ran ini dila1.1an .nt.1 "n+ta!.i 2ara"tr a1./ti1 br.2aa1t. dn+.n+ ata. reverberation time :RT dti1; a1t. 2l.r.!an :EDT
dti1; Denition :D50 H; Clarity :<50 d7; Clarity :<)0 d7; dan Centre
Time :TS dti1;6 Alat .1.r yan+ di+.na1an yait. !ound "evel #eter "r1
Ri'n ti2 NL$# /ba+ai alat display TT7 yan+ tr.1.r dala" r.an+
a.dit'ri."6 Unt.1 /n/'r diln+1a2i dn+an "i1r'2'n omni'directional
yan+ tla! tr!.b.n+ dn+an 2ran+1at tr/b.t S2ran+1at %ersonalComputer :P<; dn+an /2/i1a/i <PU !oft&are br.2a dobe udition
).* .nt.1 "r1a" /.ara lt./an bal'n :balloon burst ; dala"
2n+a"bilan data r/2'n i"2.l/ r.an+ a.dit'ri." dan !ample Champion
%ro v+. di+.na1an .nt.1 "n+'la! data /.ara yan+ tla! dir1a"6
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ALAT UKUR
Pn+.1.ran r/2'n i"2.l/ di2r'l! dn+an &ara
"lt./1an bbra2a bal'n :"t'd baloon burst ;dn+an .1.ran trtnt. di ata/ 2an++.n+ dan r/2'n/.ara dari r.an+ ditri"a 'l! alat .1.r !ound "evel#eter "r1 Ri'n ti2 NL$# 1".dian di"a/.11an 1dala" 2r'+ra" 1'"2.tr dn+an soundcard .nt.1di2r'l! RT 2ada tia2tia2 titi1 .1.r :/banya1 sampling
#- titi1 .1.r; yan+ tla! ditta21an6 Slain RT di2r'l!2.la 2ara"tr a1./ti1 lain /2rti EDT D50 <50 <)0dan TS yan+ br+.na .nt.1 2n+.1.ran 1ara1tr speech"a.2.n music6
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ANALISA KINER*A AKUSTIK
KRITERIA KE7ISINGAN
Pn+.1.ran "n++.na1an alat .1.r S'.nd L(l Mtr "r1 Ri'n ti2NL$# dan dila1.1an tr!ada2 #- titi1 .1.r yan+ tr/bar di /l.r.! arat"2at d.d.1 2n'nt'n :) titi1 di lantai - dan 4 titi1 di lantai $ ata.bal1'n;6 Titi1titi1 .1.r tr/b.t "a1ili "a/in+"a/in+ ba+ian r.an+a.dit'ri." 2ada t"2at 2n'nt'n brada dn+an rntan+ 3r1.n/i #'1ta3 :#-5 =z /a"2ai dn+an 4 1=z;6 Pn+.1.ran dila1.1an dn+an2"bbanan 2ada #C# '1ta3 :#-5 -50 500 #6000 -6000 46000 =z;6
Pn+.1.ran bi/in+ latar bla1an+ :ba&1+r'.nd n'i/; 2ada lantai -"n++.na1an data /a"2lin+ 2ada ) titi1 .1.r dan di2r'l! !a/il ba!aratarata tin+1at bi/in+ latar bla1an+ &.1.2 tin++i !in++a "n&a2ai 54)d76 Da/ar t'ri "nyata1an ba!a .nt.1 /b.a! a.dit'ri." /bai1nya""ili1i tin+1at 1bi/in+an ratarata $040 d76 Dn+an d"i1ian 1'ndi/ilantai - dinilai "a/i! bl." ""n.!i /tandar yan+ di/yarat1an6
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ANALISA KINER*A AKUSTIK
KETERANGAN LETAK TITIK ?ANG DIUKUR DAN TIDAK DIUKUR
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ANALISA KINER*A AKUSTIK
Pn+.1.ran ba&1+r'.nd n'i/ l(l di lantai $ ata.
bal1'n dn+an "la1.1an data /a"2lin+ 2ada 4 titi1 .1.ryan+ ada :li!at dna! 2lta1an titi1 .1.r; "a1adi2r'l! !a/il ba!a 1'ndi/i r.an+an a.dit'ri." ba+ianbal1'n ""ili1i ratarata ba&1+r'.nd n'i/ l(l &.1.2tin++i yait. /b/ar 5469596- d76 Dn+an d"i1ianlantai $ ata. bal1'n .+a bl." ""n.!i /tandar
ba&1+r'.nd n'i/ l(l ba!1an lbi! tin++i dibandin+1anlantai -6
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ANALISA KER*A AKUSTIK
K/l.r.!an !a/il 2n+.1.ran yan+ di2r'l! "n.n.11an ba!a rata
rata tin+1at 1bi/in+an dala" a.dit'ri." "a/i! tta2 tin++i yait.br1i/ar antara 5#69 596- d76
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ANALISA KER*A AKUSTIK *i1a "li!at tin+1at 1bi/in+antr/b.t 2ada 1.r(a N<di2r'l! nilai N<"idJ456 Nilai/tandar N< .nt.1 ti2 lar+a.dit'ri." adala! N<$56
Ol! 1arna it. 1'ndi/i tin+1at1bi/in+an dala" a.dit'ri."UK6 Ptra belum dapatmemenuhi persyaratan
untuk digunakan sebagairuang pertunjukan 1arna1ritria bi/in+ dala" r.an+diata/ /tandar yan+di/yarat1an6
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ANALISA KER*A AKUSTIK
=al ini tradi tr.ta"a 2ada lantai $ :bal1'n; di"ana 2ralatan'.td''r :&'ndn/in+; .nit.nit A< tr/b.t brada /aar6 *i1a
""bandin+1an !a/il 2n+.1.ran ba&1+r'.nd n'i/ l(lta!.n -00, dn+an ta!.n #990 trnyata !a/ilnya "nin+1at/b/ar -- d7A !al ini di/bab1an 'l! 1'ndi/i 2ralatan'.td''r :&'ndn/in+; .nit.nit A< yan+ /.da! brta"ba! .".r/!in++a "n+l.ar1an tin+1at 1bi/in+an yan+ lbi! tin++ila+i6
U/a!a 2na"ba!an 2n+!alan+ :barrir; br.2a d'.bl+lazin+ yan+ dit"2at1an 2ada /i/i l.ar ndla trnyatamasih belum dapat mengurangi tingkat kebisingan(Noise Criteria)6
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ANALISA KER*A AKUSTIK
DISTRI7USI TINGKAT TEKANAN7UN?I
K'ndi/i 2lta1an /2a1r 2adalantai - trlta1 /i"tri :1iri1anan;6 S2a1r .ta"a d2antrtana" 2ada dindin+ 1iri1ananbai1 di /i/i ata/ "a.2.n baa! -
:d.a; /2a1r 2'rtabl trlta1 diata/ 2an++.n+ "n+!ada22"bi&ara dan - :d.a; /2a1rta"ba!an di ata/ bal1'n .nt.1di/trib./i /.ara ba+i 2n'nt'nara bal1'n6
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ANALISA KINER*A AKUSTIK
S2rti !alnya 2ada2n+.1.ran ba&1+r'.nd n'i/l(l 2n+.1.ran di/trib./i TT7 dila1.1an dn+an"lta11an S'.nd L(l Mtr"r1 RION ti2 NL$# 2ada1tin++ian #-0 "tr yait..1.ran dari ata/ lantai !in++a
1tin++ian tlin+a 2ndn+ar/aat d.d.1 di dala" r.an+a.dit'ri."6
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DISTRI7USI TT7 OVERALL 8REUEN<?AUDITORIUM UK6 PETRA
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=ASIL PENGUKURAN RESPON IMPULS
Nilai RT#5 rata rata 2ada 1/l.r.!an
3r1.n/i adala! #%#5 dti1 dan RT#5"id
/b/ar #,), dti16 Unt.1 nilai RT-0 ratarata
2ada 1/l.r.!an 3r1.n/i adala! #,94 dti1
dan RT-0"id /b/ar #,59 dti16 Sdan+1an
nilai RT$0 ratarata 2ada 1/l.r.!an 3r1.n/i
adala! #,9$ dti1 dan RT$0"id /b/ar #,9#
dti16 Ol! 1arna it. RT ratarata 2ada
1/l.r.!an 3r1.n/i /b/ar #%00 dti1
brada 2ada 1i/aran 1.ran+ ba+./ .nt.1
1+iatan br1ara1tr /2&! /dan+1an .nt.1
1ara1tr "./i1 rlati3 idal6
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K'ndi/i ini tr.ta"a di/bab1an 2n++.naan ba!anba!an intri'r didala" a.dit'ri." yan+ lbi! d'"inan br/i3at r1ti3 dari2ada
ba!anba!an yan+ br/i3at absorben /2rti
)5,5H 2la3'n dila2i/ dn+an ba!an ".lti2l1 yan+ ""2.nyaib/aran 1'/in ab/'r2/i "id6 005
%$-5H lantai dila2i/ dn+an ba!an 1ra"i1 yan+ ""2.nyai
b/aran 1'/in ab/'r2/i "id6 00-
94,,H dindin+ 2l/tran dini/! dn+an &at yan+ ""2.nyaib/aran 1'/in ab/'r2/i "id6 00-
90H 1.r/i 2n'nt'n "n++.na1an 1.r/i brba!an 2la/ti1 dn+an1'/in ab/'r2/i "id6 0-,6
Pn++.naan ba!anba!an intri'r tr/b.t 2rl. "nda2at
2r!atian dala" 2rbai1an 2nin+1atan 1.alita/ a1./ti1 1ara1tr/2&! tr.ta"a 2ada l"n intri'r yan+ ""ili1i l.a/an bidan+
b/ar6
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=a/il 2n+.1.ran EDT :2n+ar.! r/t r&ti'n 2adadindin+; ratarata 2ada tia2 3r1.n/i /b/ar #,44 dti1dan EDT"id /b/ar #,)4 dti16 Kadaan ini bl." da2at"n.nan+ a1tita/ 2ada a.dit'ri." ".lti3.n+/i tr.ta"a.nt.1 2n&a2aian 1ara1tr /2&! di"ana EDT /!ar./nyabrada /1itar 0,4)EDT"id0)#0 dti16
Namun, hasil pengukuran EDT untuk aktiftas dengankarakter music sudah cukup memenuhi standar yaituberada sekitar 1,!"EDTmid#1,$% detik&
=al ini ""2rla/ 2rl.nya dila1.1an 2rla1.an
:trat"nt; 2ada RT dan EDT .nt.1 ""2rbai1i 1ara1tr/2&! 2ada a.dit'ri." dn+an "na"ba!1an ba!anba!anintri'r yan+ br/i3at ab/'rbn tr.ta"a 2ada bidan+bidan+ l"n intri'rnya
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=a/il 2n+.1.ran tr!ada2 D50 ratarata /b/ar $56,9H dan trlta1 di
antara nilai SI )0H>90H /!in++a tin+1at 1la/an 2r&a1a2an :/2&!intlli+ibility; "a/i! tr"a/.1 1at+'ri &.1.2 ba+./6 Prl. di./a!a1an2rbai1an RT dan EDT +.na "nin+1at1an /2&! intlli+ibility "nadiJ90H :ba+./ ata. /an+at ba+./;6
<larity "r.2a1an 2rbandin+an nr+i /.ara aal yan+ datan+ 2ada/lan+ a1t. 050 "/ dibandin+1an dn+an nr+i /.ara /lan.tnya6
<50 "r.2a1an nilai 1rni!an .nt.1 1ara1tr /2&!6 =a/il 2n+.1.ran<50 ratarata "n.n.11an -,9 d7 !al ini bl." "n&a2ai /tandar.nt.1 1ara1tr /2&! yait. <50J, d7 "a1a 2nilaian &larity ba+ia.dit'ri." UK6 Ptra "a/i! 1.ran+ ba+./6
K'ndi/i ini ""2r1.at "a/ala! 2rl.nya trat"nt dala" d/ain intri'ra.dit'ri." +.na "nin+1at1an 1ara1tr /2&! tr.ta"a 2ara"tr RT danEDT dn+an "na"ba!1an ba!anba!an intri'r yan+ br/i3at ab/'rbn2ada bidan+bidan+ l"n intri'rnya6
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<)0 "r.2a1an nilai 1rni!an .nt.1 1ara1tr "./i& yan+dir1'"nda/i1an br1i/ar antara -<)04 d7 :Ribir'-000;6 =a/il 2n+.1.ran <)0 ratarata "n.n.11an 060-5 d7"a1a da2at di1at+'ri1an bagus /!in++a .nt.1 1ara1tr
"./i1 /.da! tida1 2rl. dila1.1an trat"nt la+i6
'asil pengukuran T ratarata sebesar &1*$ detik atau1*$ ms, nilai ini relati+ besar sehingga kejernihan suaradalam ruang auditorium dinilai masih kurang bagus6
Nilai yan+ dir1'"nda/i1an adala! TS)0 "/ :Ribir'-000; bai1 .nt.1 1ara1tr speech "a.2.n 1ara1tr "./i16S"a1in rnda! nilai TS "a1a /"a1in bai1 tin+1at 1rni!an/.ara dala" r.an+6
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KESIMPULAN
P"&a!an "a/ala! d/ain a1./ti1 tr.ta"a 2nin+1atan 1ara1tr/2&! 2rl. 1"bali ""2r!ati1an ba&1+r'.nd n'i/ l(l
2n++.naan ba!anba!an ab/'rbti3 lta1 dan l.a/an ba!an 2la2i/2ada bidan+ 2r".1aan l"n intri'r .ta"anya yan+ ""ili1il.a/an trb/ar /!in++a da2at "nin+1at1an 1.alita/ RT dan EDT1arna 2rbai1an 1.alita/ 1ara1tr /2&! .nt.1 2ara"tr 'b1ti3D50 <50 dan TS /an+at br+ant.n+ 2ada 1d.a !al tr/b.t6
Unt.1 1ara1tr "./i1 i1a /tandar yan+ di+.na1an !anya .nt.11+iatan dra"a "./i1al dan 1'n/r bia/a dn+an RT /b/ar #%0dti1 "a1a tida1 2rl. 2rla1.an 1!././ 1arna RT /.da!""n.!i6 Na".n i1a 1.alita/ 1ara1tr "./i1 "a/i! in+inditin+1at1an .nt.1 a1ti(ita/ "./i1 ni/ RF7 dan /"a&a"nya"a1a 1'ndi/i RT !ar./ ditin+1at1an la+i "nadi #%-- dti16
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KESIMPULAN DARI KELOMPOK
Kadaan intri'r dala" a.d't'ri." /bai1nya trdiri dari2rab'tan 2rab'tan yan+ ibl 1arna a.dit'ri." inida2at "ran+1a2 /ba+ai - 3.n+/i yait. bi/a di+.na1an.nt.1 12rl.an 1'n/r "./i1 ata. .nt.1 /2&!6 <ara2nan++.lan+annya "i/alnya /aa dn+an "n++.na1anba!anba!an ab/'r2ti3 ata. r1ti3 2ada l"n intri'r/!in++a ".da! dib'n+1ar 2a/an+ 2ada /aat 12rl.an
trtnt.6
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T=ANK ?OU
8OR ?OUR ATTENTION
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