Mackie 550 Speaker User Manual


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Owner’s Manual
11
Owner’s Manual
SRM Loudspeaker: Rear Panel Features continued...
6. Thru Output
ThisisamaleXLR-typeconnectorthatproduces
exactlythesamesignalthatisconnectedtothe 
maininputjackoramixofchannels1and2.Useitto
daisy-chainseveralSRMloudspeakerstogetheroff
thesamesignalsource(s).
Theyarewiredasfollows,accordingtostandards
speciedbytheAES(AudioEngineeringSociety):
Balanced XLR Output Connector
Pin1–Shield(ground)
Pin2–Positive(+orhot)
Pin3–Negative(–orcold)
Seepage8tolearnmoreaboutdaisy-chainingSRM
loudspeakers.
Formoreinformationontheseconnectors,see
AppendixBonpage20.
7. Ch 1/Mix Switch [Thru Output]
Thisswitchallowsyoutochoosewhetheronly
thechannel1signal(pre-gain)issentouttothe
nextloudspeaker[switchout–Ch1]orifamix
ofthechannel1and2signalsaresentouttothe
nextloudspeaker[switchin–Mix](post-gains).
8. Speaker Mode
Hereyouareabletochangetheloudspeaker’s
speakermodetotailorittobestsuityourparticular
application.Therearefourmodesavailable:PA,DJ,
MonitorandSoloistwitheachSRM550andSRM650
andPA,DJ,FillandSpeechwitheachSRM750.
Pressthespeakermodebuttonrepeatedlyuntilthe
LEDofthespeakermodeyoudesireisilluminated.
RefertotheFrequencyResponsegraphsonpages
23–25forfurtherinformation.
PA Speaker Mode–Thismodeisfullrange,but
focusesonmid-rangeclaritywherevocalsoftenreside.
Thisistheplacetostartformostsoundreinforcement
applications.
DJ Speaker Mode–Thismodebumpsthelowsand
highswithamildtucktothemids,perfectformusic
playback.
2
1
SHIELD
COLD
HOT
3
SHIELD
COLD
HOT
3
2
1
Balanced XLR Output Connector
MON(itor) Speaker Mode–Thismodefeaturesa
lowfrequencyroll-offandareductionaround2kHzto
ensuremaximumgainbeforefeedbackinmonitor 
applications.
SOLO(ist) Speaker Mode–Thismodefeatures
alowfrequencyroll-offtogetridofunwantedthumps
andaddsboostandsparkletomid-rangeandhigh
frequencies.Thisplug-and-playmodeisperfectfor
singer-songwriters.
FILL Speaker Mode–Thismodefeaturesamild
lowfrequencyroll-offtoensureminimalonstagelow
frequencybuild-upwhileprovidingarichfullrange
responsewithplentyofmid-highcutthrough.This
plug-and-playmodeisperfectforonstagemonitorside
llapplications,aswellaswhenfacingaudienceareas
whereamainFOHrigwithsubwoofersispresent.
SPEECH Speaker Mode–Thismodefeaturesa
signicantlowfrequencyroll-offtogetridofunwanted
thumps.Italsoaddsboostandsparkletomid-rangeand
highfrequencies,criticalforspeechapplications.This
plug-and-playmodeisperfectforlargervenueapplica-
tionswherespeechistheprimaryaudiosourceinneed
ofclearandpreciseintelligibility.
9. Feedback desTROYer:
Themulti-bandfeedbackdestroyerhuntsdown
offendingfeedbackfrequenciesandappliesuptofour
notchltersautomaticallytodestroyfeedbackand
maximizegainpriortofeedback.Thisisagreattool
forperformerswithoutadedicatedengineer.
TheintegratedandamazinglyaccurateFeedback
Destroyerinstantlyemploysuptofourincredibly
narrow1/16thoctavelterstolocateanderadicate
feedbacksoyouknowyoucanperformfearlessly.
Plus,theentiresystemisprotectedbyourSmart
Protect
™
DSPwhichkicksintoprotectyour
investmentwhenthingsgetpushedalittletoohard.
SIG/OLSIG/OL
8 9 10
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