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PROFESSIONAL POWER AMPLIFIER
MA -8200
PRO F ESS I ONA L P O WER A M PLI F IER
CH CH CH CH CH CH CH CH 1 2 3 4 5 6 7 8
POWER
COMR COMR COMR CO MR COMR COMR CO MR
-6dB -6dB -6dB -6dB -6dB -6dB -6dB
-12dB -12dB -12 dB -12dB -12dB -12 dB -12dB
-20dB -20dB -20 dB -20dB -20dB -20 dB -20dB
-30dB -30dB -30 dB -30dB -30dB -30 dB -30dB
BRIDGE BRIDGE BRIDGE BRIDGE
PROFES SIONA L POWER A MPLIF IER
MA -82 00
UM T
SERI E S
MA -8 200
USER MANUAL
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OVERV IEW
M
ATTE NT ION
WAR NIN G—usi ng elec tri c pr odu ct, bas ic prec autio ns sho uld alw ays be fol low ed,
inclu ding the foll owing :
（1）Rea d all the SAFE TY INS TRU CTI ONS bef ore usi ng the prod uct
（2）To red uce the risk of injur y, clos e su per vis ion is nece ssa ry when the pro duct is
use d near chi ldren .
（3）Do not use this pro duct near wat er-fo r exam ple, near a batht ub, washb owl, kitc hen sink, in
a wet basem ent or nea r a swi mmi ng pool or the like .
（4）Thi s prod uct is cap abl e of pro duc ing sound lev els that coul d caus e perma nent hear ing loss.
DO NOT oper ate for a lo ng peri od of ti me at hi gh volu me or at a le vel tha t is unc omf ort able. If you
exp erien ce any hea ring loss or ring ing in the ear s, you shou ld con sul t an au dio log ist .
（5）Thi s prod uct shoul d be lo cat ed so th at its loca tio n or po sit ion doe s not inte rfe re with its
pro per venti latio n.
（6）Thi s prod uct shoul d be lo cat ed away fro m heat sour ces such as radia tors, hea t regi ste rs or
oth er pro ducts tha t prod uce hea t.
（7）The pro duct shou ld be conn ected to a pow er supp ly onl y of the typ e de scr ibe d on th e
ope ratin g inst ructi ons or as mark ed on th e pr odu ct. Alwa ys ens ure tha t a goo d qu ali ty main s lead
is use d appl ica ble for you r coun try.
（8）If the main s fuse nee d be re pla ced , DISCO NNECT THE PRO DUC T FRO M THE MAIN S
SUP PLY. The fuse is above the mai ns IEC soc ket , and must be repl ace d with a fus e of the typ e and
ratin g stat ed on the rear pane l. If a rep lac eme nt fus e fails imm ediat ely, co nta ct your loc al serv ice
age nt. DO NOT rep lac e wi th a hig her val ue.
（9）The pow er-su pply cord of the prod uct shoul d be unplu gged from the out let when left unu sed
for a long peri od of time . When unp lug ging the powe r-sup ply cord, DO NOT pull on the cord , bu t
gra sp it is the plug.
（10）En sure the main s isol ation swi tch is rea dil y acce ssi ble whe n the prod uct is in use.
(11) Ca re shou ld be ta ken so that obj ect s do not fal l and liqui ds are not spi lle d into the enc los ure
throu gh ope nings .
(12) The prod uct sho uld be serv ice d by qu ali fie d serv ice per sonne l when :
A. The powe r-s upp ly cord or the plug has bee n damag ed; or
B. Obj ect hav e fall en, or liqu id has bee n spill ed int o the produ ct; or
C. The pro duc t ha s be en expo sed to rain ; or
D. The pro duc t do es not appe ar to op era te norm ally or exhib its a mark ed chan ge in perf orm anc e;
E. The pro duc t ha s be en drop ped or the encl osu re dam age d.
(13 ) DO NO T at tem pt to se rvi ce the prod uct bey ond tha t descr ibed in the user—ma inten ance
instr uctio ns. All oth er ser vic ing sho uld be ref err ed to qual ifi ed ser vic e pers onn el.
(14 ) WARN ING -DO NOT plac e obje cts on the pro duc t’s powe r cord or place it in a posi tio n wher e
any one could tri p over, wal k on or rol l an yth ing ove r it. DO NOT all ow the prod uct to rest on or to be
insta lled over pow er cor ds of any type . Im pro per ins talla tions of this typ e crea te the poss ibili ty of
fir e haza rd and /or per son al inj ury.
A ser ies ampli fie rs are our higher cla ss ampl ifier s wh ich mee t th e re qui re men ts
from high end fie ld. Uni que diagr am and SMT tech nol ogy make the ampl ifi ers
have supe rio r so und quali ty and incr edibl e re lia bilit y. 2 oh m st abl e make s th e
ampli fie rs a lar ge variet y of use wha tev er in in sta ll ati on and DJ us e. It is the bes t
ch oice for your hig h en d fi eld .
MA se ries ampl ifi er has full-p rot ect funct ion , in cludi ng:
. So ft start func tio n to pre ven t wave -sh ock at swit ch pow er on
. De lay funct ion for pre venti ng shoc k at swi tch power on
. DC pro tecti on
. Ov er-el ect ric curre nt prot ectio n
. Cu t-wav e pr ote ction
. Ov er heat prote cti on
PR OF ES SI ON AL S ER IE S SP E CI FI CAT IO NS
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PROFE SSIO NAL POW ER AMPLIF IER
PROFE SSIO NAL POW ER AMPLIF IER
SERI E S
SERI E S
SERI E S
MA -8 200
Model
MA- 820 0
Ohm s RMS
<12 00W
19 kg
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Installation guidelines
DO NOT use the se am plifi ers i n damp or h igh h umidi ty en viron men ts.
Do not us e out doors o r any where w her e liqui ds co uld fal l or sp lash on to th e ampli fie r.
Ensur e the a mp is ade qua tely ve nti lated , wit h free ai rfl ow to the f ron t and rea r pan els.
Keep aw ay fr om othe r hea t sourc es. I f the amp s are m ounte d in a ra ck with o the r amps,
ensur e the re is ade qua te cool a ir fl ow fron t and r ear. Not e tha t air is dr awn i n throu gh th e
back pa nel , and exh aus ted thr oug h the fro nt pa nel.
NEVER c ove r the amp lif iers, a s the y may ove rhe at.
Th e pow er am plifi ers a re desi gne d to fit st and ard 19” r ack s, with a 2 U hei ght
and 17 de pth . We re comme nd th e use of re ar ra ck supp ort s, espe cia lly if th e rac k is to
be mobi le. U se shak e pro of wash ers o r threa d loc k adhes ive t o preve nt mo untin g bol ts
becom ing l oose in t ran sit.
Ensur e tha t the AC pow er su pply is c orr ect for y our a mplif ier. T he re quire d AC sup ply
is stat ed on t he rear p ane l next to t he AC po wer inp ut.
Ensur e tha t you use t he co rrect t ype o f mains l ead f or your e qui pment a nd co untry.
This mu st be f ree fro m dam age and e asi ly acce ssi ble dur ing u se.
Out put pow er at 8oh ms
Out put pow er at 4oh ms
8x1 20w
8x2 00w
12H z~60k Hz~1. 5dB
Sig nal/n oise ra tio
for p ower 8o hms RMS
>90 dB
>51 dB
Powe r consu mptio n
at al l chann els
Hal f power 8 o hms
482 x310x 132mm
MA -8 200
SLE W RATE
25V /US
POW ER SUPP LY
AC 23 0V/50 -60Hz
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PROFE SSIO NAL POW ER AMPLIF IER
PROFE SSIO NAL POW ER AMPLIF IER
SERI E SSERI E S
SERI E S
1
2
3
4
5
2. Powe r LED
3. Led CL IP li ght s up if the r esp ectiv e cha nnel is o ver loade d and i n case of
short c irc uit of th e res pecti ve ou tput
4. LED ro w for l evel in dic ation
5. LED BR IDG E light s up wh en the sw itc h for the o per ation m ode (6) of th e
corre spo nding c han nel pai r is pr essed .
2
3
1 . Mains j ack f or powe r sup plu for c onn ectio n to 23 0V~/5 0Hz
2. GROU ND LI FT sw itch
posit ion G ND: sig nal g round a nd ho using g rou nd are co nne cted
posit ion L IFT: sing al gr ound an d hou sing gr oun d are sep era ted
3. INPU T jac ks as X LR jack s for u nits wi th li ne leve l
4. Sele cto r switc hes f or the re spe ctive c han nel pai r swi tch pre sse d:
bridg e ope ratio n not p resse d: no rmal op era tion
5. Swit che s for act iva ting /d eac tivat ing t he filt er fo r the res pec tive ch ann el
switc h pre ssed: f ilt er on (FI LTER )
not pre sse d: filt er of f (BY PASS )
6. Volum e con trol fo r the r espec tiv e chann el
7. Plug -in s crew te rmi nal for t he re spect ive c hanne l
conta cts 1 t o 3:
alter nat ive INP UT, dir ectly c onn ected t o the r espec tiv e XLR inp ut( 6); als o
suita ble f or feed ing t he sign al th rough t o the i nput te rmi nals of o the r chann els
conta cts 4 a nd 5
speak er co nnect ion s OUTPU T
MA -8 200
MA -8 200
CH CH CH CH CH CH CH CH 1 2 3 4 5 6 7 8
POWER
COMR COMR COMR COMR CO MR COMR COMR
-6dB -6dB -6dB -6dB -6dB -6dB -6dB
-12dB -12dB -12dB -12 dB -12dB -12 dB -12dB
-20dB -20dB -20dB -20 dB -20dB -20 dB -20dB
-30dB -30dB -30dB -30 dB -30dB -30 dB -30dB
BRIDGE BRIDGE BRIDGE BRIDGE
PROFESS IONAL P OWER AM PLIFI ER
MA- 820 0
UM T
CH 8 CH 7
2 2 2
1 1 1
3 3 3
1=shield 1=shield 1=shield
2=+Life 2=+Lif e 2=+Li fe
3=Life 3=Life 3=Life
SEVER SEVER SEVER
BYPASS BYPASS BYPASS
LOWPASS LOWPASS LOWP ASS
HIPASS HIPASS HIPASS
LEVEL LEV EL L EVEL
-
-
-
-
-
-
-
-
-
-
-
-
1=shield 1=shie ld 1=shield
2=+Life 2=+Life 2=+Li fe
3=Life 3=Life 3=Lif e
BRIDGE SPE AKR
INPUT
INPUT
INPUT
BRIDGE
LIF GND
T
CH 6 CH 5 CH 4 CH 3 CH 2 CH 1
2 2 2 2 2
1 1 1 1 1
3 3 3 3 3
1=shield 1=shield 1=shield 1=shield 1=shield
2=+Life 2=+Lif e 2=+Li fe 2=+ Life 2 =+Life
3=Life 3=Life 3=Life 3=Life 3=Life
SEVER SEVER SEVER SEVER SEVER
BYPASS BYPASS BYPASS BYPASS BYPASS
LOWPASS LOWPASS LOWP ASS LOWP ASS LOWP ASS
HIPASS HIPASS HIPASS HIPASS HIPASS
LEVEL LEV EL L EVEL LEVEL LEVEL
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
1=shield 1=shie ld 1=shield 1=shi eld 1=shield
2=+Life 2=+Life 2=+Li fe 2= +Life 2=+Life
3=Life 3=Life 3=Lif e 3=L ife 3= Life
BRIDGE SPE AKR BRIDGE SPE AKR BRIDGE SPE AKR
INPUT
INPUT
INPUT
INPUT
INPUT
BRIDGE BRIDGE BRIDGE
MA- 8200
AC INPUT: 230V,50 /60Hz
1
4
5
6
7
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