FBT QUBE PA User Manual

shapingthesoundoftomorrow

PA140

CH.2

SIG

PROT

CLIP

PWR PWRSIG SIG

G G

R R

PROT PROTCLIP CLIP

PWR

SIG

PROT

CLIP

0 100 10

CH2

100 10

POWER

POWER

Worldwidedistributor FBT
www.qubeaudio.com

FBT elettronica S.p.A. --62019RECANATI(MC)-ITALYZonaInd.leSQUARTABUE

TEL.[phone]r.a.-FAX[phone]-P.O.BOX104-Internet:http://www.fbt.it-E-mail:[e-mail]

POWERAMPLIFIER

CH1 CH2

PWR PWRSIG SIG

G G

R R

PROT PROTCLIP CLIP

Operatingmanual

0 100 10

POWER

FBTElettronicaS.p.A.

www.fbt.it

CAUTIONS

RISKOFELECTRICSHOCK

DONOTOPEN

TOREDUCETHERISKOFELECTRICSHOCKDONOTREMOVE

COVER.NOUSERSERVICEABLEPARTSINSIDE

REFERSERVICINGTOQUALIFIEDSERVICEPERSONNEL

TOAVOIDELECTRICSHOCKDONOT

INSERTFINGERSOROBJECTSINTO

ANYOPENINGSINTHECABINET

TOPREVENTFIREORELECTRICSHOCKDONOTEXPOSE

THISEQUIPMENTTORAINORMOISTURE

RISKOFELECTRICSHOCK:

OPENONLYIFQUALIFIEDAS

SERVICEPERSONNEL

!

TOREITERATETHEABOVEWARNINGS:SEVICINGINSTRUCTIONS

AREFORUSEBYQUALIFIEDPERSONNELONLY.TOAVOID

ELECTRICSHOCKDONOTPERFORMANYSERVICINGOTHER

THANTHATCONTAINEDINTHEOPERATIONINSTRUCTIONS

UNLESSYOUAREQUALIFIEDTODOSO.REFERALL

SERVICINGTOQUALIFIEDPERSONNEL

INTRODUCTION

Congratulationsonyourpurchaseofadualchannelprofessionalpoweramplifiers.YourQUBE
amplifierhasbeendesignedtoprovideyearsoftrouble-free,highperformanceoperation.Wehopeyouenjoyit.
Youramplifiermayincludetheplug-inloudspeakercontrollermodulesinplaceofthestandarddualchannelinputmodule.
The“controllermodulesarededicatedcompanionstoaspecificQUBEloudspeakers.Theyprovideprotectioncircuitry,

SP”

SP

electroniccrossovercircuitryandresponseoptimizationfortheirassociatedloudspeakers.

Caution:ifyouramplifierincludesa“SP”,itisconfiguredforusewithaparticularloudspeakermodelandshouldnot
beusedwithanyothermodel.Useofthewrongloudspeakermayresultinloudspeakerdamage.

YourQUBEamplifierwascompletelytestedandinspectedbeforeleavingourfactoryandshouldhavearrivedinperfect
condition.Pleasecarefullyinspectyouramplifieranditsshippingcartonforanynoticeabledamage,andifanydamageis
found,immediatelynotufytheshippingcompany,
Onlytheconsigneemayinstituteaclaimwiththecarrierforanydamageincurredduringshipping.Besuretosavethecarton
andallpackingmaterialsforthecarrier’sinspection.
Itisalsoagoodideatosavethecartonandpackingmaterialeventhoughtheamplifierarrivedingoodcondition.Ifshipping
theamplifiershouldeverberequired,itshouldbeshippedonlyinitsoriginalfactorypacking.

Important:

YourQUBEamplifiercontainsnouser-serviceablepartsandallserviceshouldbereferredtoqualifiedservicepersonnel.We
recommendthatitbereturnedtothefactoryinitsoriginalpackingcartoniffactoryserviceisrequired.

QUBEPA140/PA300/PA360

POWERAMPLIFIERS

ThePA140provides500Wofpowerperchannelusinga4
ohmspeakersystem(350Wperchannelwith8ohm)andis
theidealamplifierforQUBEQ112,Q115,QS112and
QS115speakers.ThePA140canalsobeconnectedtoa
controllermodule.

PA300isa1500Wperchannelpoweramplifierdesigned
forallthoseapplicationswherereliabilityandsoundquality
areextremelyimportant.Itincludesself-resetting
protectivecircuitrytopreventanydamage,withLEDs
indicatingthestatusofeachchannel.Othercharacteristics
includeagroundliftandselectorofbridgemode.PA300is
idealtobeusedcombinedwithQ115,QS115,QS118,BRH
andTRSQUBEspeakersystems.Theversatilityofthe
poweramplifierallowstheuseofcontrollermoduleto
processthesignal,optimisingtheoverallperformanceof
thespeakersandprotectingthematthesametimefrom
possibledamages.

ThePA360isa1800Wperchannelpoweramplifier
designedforallthoseapplicationswherereliabilityand
soundqualityareforprimaryimportance.Itincludesself­resettingprotectivecircuitrytosafe-guardagainstdamage,
withLEDsindicatingthestatusofeachchannel.Other
characteristicsincludeagroundliftswitchandselectorfor
simplesettingofstereobridgemode.ThePA360isidealfor
theusewithQUBEQSA210LINEARRAYspeaker,QS218
,BRKandRUT.Theversatilityofthesystemallowstheuse
ofacontrollermoduletoprocessthesignal,optimisingthe
overallperformanceofthespeakersandprotectingthemat
thesamefrompossibledamages.

ANALOGCONTROLLERS

Seepage8. Seepage8.

DIGITALCONTROLLERS

Seepage8. Seepage10.

TECHNICALSPECIFICATIONS

Continuouspowerbothchannelsdriven

WRMS(@THD<0.05%1kHz)

ContinuouspowerBridgemode

WRMS

Impulsivepowerbothchannelsdriven

WRMS

ImpulsivepowerBridgemode

WRMS

Inputsensitivity

Inputimpedance

Slewrate

Signaltonoiseratio

Harmonicdistortion

(1kHz-4ohm)

350W@8ohm
500W@4ohm

550W@8ohm
900W@4ohm

1300W@2ohm

850W@8ohm

1200W@4ohm
1700W@2ohm

1000W@8ohm 2600W@4ohm 3400W@4ohm

470W@8ohm
700W@4ohm

600W@8ohm
1000W@4ohm

1500W@2ohm

1400W@8ohm 3000W@4ohm

900W@8ohm

1250W@4ohm
1800W@2ohm

2500W@8ohm
3600W@4ohm

1,4Veff 1,4Veff 1,4Veff

15kOhmmin. 15kOhmmin. 15kOhmmin.

>40V/s >30V/s >30V/s

107dBw/A 110dBw/A 110dBw/A

<0,015 <0,01 <0,01

IMD

TIM

Frequencyresponse

Dampingfactor

Maxoutputvoltage

Maxcurrentoutput

Powerconsumption

Powersupply

Protections

Cooling

Dimensions

Weight

Allpowermeasurementsmadeat230V
AllmeasurementsmadeusingAUDIOPRECISIONequipment
ImpulsivepowermeasuredinaccordancewithIHFmethodwith20mSburstsandREPETITIONRATE100mS

@8ohm,1kHz

(WxHxD)inch

lb.

<0,04% <0,04% <0,015%

<-80dB <-80dB <-80dB

20Hz-20kHz 20Hz-20kHz 20Hz-20kHz

>400 >400 >200

90Vp 100Vp 85Vp

25Aeff 63Aeff 84Aeff

1500VA 2800VA 3500VA

230Vac 230Vac 230Vac

DC/Thermal/SOA DC/Thermal/SOA DC/Thermal/SOA

variablespeedfan 2variablespeedfan 2variablespeedfan

19x3.5x19 19x5x19 19x5x19

40.5 66 81.5

FRONTPANELFEATURES

PA140

PA140

CH.2

SIG

PROT

CLIP

1

3

2

PWR

SIG

PROT

CLIP

0 100 10

1

3

POWER

4

2

1.Channelsstatus(PROT/PWR)led

Thechannel1&2statusledglowsgreentoindicatetheamplifierisonandchannelisoperatingnormally.Itglowsredto
indicatethatoneormoreoftheamplifierchannelprotectivecircuitshasbeenactivated.Theamplifiercontainsseparateover­temperature,DConoutputandshorted-loadprotectivecircuitryforeachchannel.Wheneverafaultisdetectedtheoffending
channelistemporarily“shutdown”andthestatuslightturnedredtocallattentiontotheproblem.Thechannelwillremain“off”
untilnormaloperatingconditionsarerestored.

Note:ThestatusledisalsocontrolledbytheSP12andSP22controllersandwhenoneofthesemodulesisincluded,the
statusledwillglowredwhenoneofthesemodules’protectivecircuitshasbeenactivated.

Itisnormalforthestatusledtoglowredwhentheamplifierisfirstturnedon.Itwillthenturntoasteadygreenasasignthat
channelisonandoperatingsatisfactorily.

2.Channelssignal(SIG./CLIP)led

Thesignalledindicatesthestatusoftheamplifier’schannelsignallevel.Whenitisoff(notglowing)itshowsthat nosignalis
beingreceived.Itglowsgreentoindicateanormalsignallevelandredasanindicationthatchannelisbeingdriveninto
clipping.Occasionaloperationofthered“clip”indication(flickeringoftheredlight)isanindicationofoptimumsystem
utilization.Extendedilluminationofthered“clip”indicationisasignthesystemisbeingoverdrivenandshoudbeavoided.

3.Channeloutputattenuator

Thechanneloutputattenuatorcontrolsthegainofchannelinalloperatingmodes.Whenitisturnedfullyclockwise, the
amplifierwillhaveitsmaximumratedvoltagegainandwilldeliveritratedoutputwhendrivenbyitsratedinputsignal.Asa
generalrule,settingtheattenuatorinthefullclockwisepositionprovidesmaximumamplifierheadroom;settingthe
attenuatorsatalowerlevelmaximizesthesystemsignal/noiseratio.

Important:Whentheamplifierisbeingoperatedinthebridgeoutputmode,boththechannel1andchannel2attenuatorsmust
besetinthesamepositiontoavoidamismatchinthesignallevelbeingsenttoeachchannel.

4.Poweron/offswitch

Thisswitchisusedtoturnpowertotheamplifier“on”and“off”

REARPANELFEATURES

5 6 7 8 9 10

PA140

OROBJECTSINTOANY

TOREDUCETHERISKOF
REMOVETHECOVER.NO

OUTPUT

CH2 CH1BRIDGE

!

CLASS2WIRING

MANUFACTUREDINEEC

CAUTIONCAUTION

FORCONTINUEDPROTECTION

AGAINSTRISKOFFIRE

REPLACEONLYWITHSAME

TYPEFUSE

WARNINGCAUTION

TOREDUCETHERISKOF
ELECTRICSHOCKDONOT
EXPOSETHISEQUIPMENT

TORAINORMOISTURE

PA140

POWERAMPLIFIER

230V
50Hz

PM22

PARALLEL

T10A
250V

STEREO

(CH1IN)

TOAVOIDELECTRICSHOCK

PIN1=GND
PIN2=

+

PIN3=

2

-

GROUNDLIFT

ON ONIN INOUT OUT OFFlink linkBRIDGE

DONOTINSERTFINGERS

OPENINGSINTHECABINET

ELECTRICSHOCKDONOT
USERSERVICEABLEPARTS

INSIDE.REFERSERVICINGTO

QUALIFIEDSERVICEPERSONNEL

2

STEREO4OHMMIN.

OUTPUTS

BRIDGEDMONO8OHMMIN.

POWERCONSUMPTION:920W

1 2 3 4

1.ACpowercord&fuse

ThefuseholderonthePA140acceptsaT10A,250V.

BeforeconnectingtheamplifierchecktheACvoltagerequirementandmakecertaintheunitisconnectedtotheproper voltage.Failureof
theunitwillresultifa120voltamplifierisconnectedtoa220Vpowerline.

2.Channel2outputconnector

4-pinNeutrikSpeakonconnectorprovidessingle-connector,quick-disconnectfacilitiesforchannel2onpins1+&1-.Pin1+isconsidered
the“hot”terminalwhilepin1-is“common”.

3.Bridgeoutputconnector

4-pinNeutrikSpeakonconnectorprovidessingle-connector,quick-disconnectfacilitiesfortheamplifier’sbridgeoutputonpins1+&1-.Both
pins1+and1-areconsidered“hot”andshouldnotbegrounded.

4.Channel1(and2)outputconnector

4-pinNeutrikSpeakonconnectorprovidessingle-connector,quick-disconnectfacilitiesforbothchannel1andchannel2outputs.The
channel1outputisonpins1+and1-andthechannel2outputonpins2+and2-.Pins1+and2+areconsidered“hot”whilepins1-and2-are
“common”.

Standardinputmodule

5.Stereo-Parallel-Bridgeoutputmodeselector

Theoutputmodeselectorallowstheamplifiertobeoperatedin3differentoutputmodes.

stereo

Inthemodethetwochannelsoperateindependently,justastheydoinastereoamplifier:signalsfedintothetwoamplifierinputsare
amplifiedseparatelyanddeliveredinphasetooutputs1and2.Theoutputlevelsarecontrolledseparatelybythefrontpanelmounted
attenuators.

parallel

Inthemodeinput2isdisabledandthetwoamplifierchannelsoperateinparallelfromasingleinputsignalfedintothechannel1
input.Thiseliminatestheneedtoinstallajumpercabletooperatetheamplifierchannelsinparallel.Theoutputsareseparateandinphase
andbothinputattenuatorsareactivetopermitdifferentlevelsettingsforeachchannel.

bridge

Inthemodeasinglesignalisfedintothechannel1inputwhichdrivesbothoutputchannelsintandem.Theoutputisdeliveredtothe
bridgeoutputconnector.Thismodeallowsthetwoamplifieroutputstobestrappedtogether(”bridged”)toproduceasingleoutputwith
doublethepowercapabilitesofasinglechannel.Input2isdisabled.Bothinputattenuatorsareactiveandmustbesettothesamelevel.
Notethatinbridgemodebothsidesoftheoutputshouldbeconsideredhotandshouldnotbegrounded.

6.Channel2audioinputconnector

Female3-pinXLRtypeinputconnectorforchannel2.Theinputiselectronicallybalanced.Werecommendtheuseofpin2as“hot”andpin3
as“neutral”.Pin1ischassisground.Whentheamplifierisconnectedtoabalancedsourcetheshieldmayeitherbeliftedorconnectedatthe
sourceend.Thechoiceshouldbemadeonthebasisofminimumhum.
Withanunbalancedsourceconnectthesignaltopin2andsourcegroundtopin3;connectingthesignaltopin3isnotrecommendedasthis
willcausea180phaseinversionattheamplifieroutputs.

areusedforanunbalancedinput.

7.Channel2“loopingoutput”connector

Male3-pinXLRtype“loopingoutput”connectorforchannel2usedto“loopthrough”toadditionalamplifiers.

8.Channel1“loopingoutput”connector

Male3-pinXLRtype“loopingoutput”connectorforchannel1usedto“loopthrough”toadditionalamplifiers.

9.Channel1audioinputconnector

Female3-pinXLRtypeinputconnectorforchannel1.Referto“6”abovefordetails.

10.Groundliftswitch

TheGroundLiftswitchisusedtoseparatethesignalgroundcircuitfromtheamplifiergroundcircuitandthus,eliminatehuminducedby
groundloops.
Intheleft“ON”positionthesignalgroundiselectricallydisconnectedfromtheamplifiergroundcircuit(thechassis).
Inthecenter“OFF”positiontheinputsignalgroundiselectricallyconnectedtotheamplifiergroundcircuit(thechassis).
Intheright“ON”positionanACconnectionisprovidedbetweenthesignalgroundandtheamplifiergroundcircuit(thechassis).

Note:improperoperationresultswhenonlypin2oronlypin3andpin1(ground)

FRONTPANELFEATURES PA300/PA360

PA300

CH2

PWR PWRSIG SIG

G G

R R

PROT PROTCLIP CLIP

100 10

POWER

1

3

1

2

PA360

POWERAMPLIFIER

CH1 CH2

PWR PWRSIG SIG

G G

R R

PROT PROTCLIP CLIP

1

3

1

2

3

4

2

0 100 10

3

POWER

4

2

1.Channelsstatus(PROT/PWR)led

Thechannel1&2statusledglowsgreentoindicatetheamplifierisonandchannelisoperatingnormally.Itglowsredto
indicatethatoneormoreoftheamplifierchannelprotectivecircuitshasbeenactivated.Theamplifiercontainsseparateover­temperature,DConoutputandshorted-loadprotectivecircuitryforeachchannel.Wheneverafaultisdetectedtheoffending
channelistemporarily“shutdown”andthestatuslightturnedredtocallattentiontotheproblem.Thechannelwillremain“off”
untilnormaloperatingconditionsarerestored.

Note:ThestatusledisalsocontrolledbytheSP12andSP22controllersandwhenoneofthesemodulesisincluded,the
statusledwillglowredwhenoneofthesemodules’protectivecircuitshasbeenactivated.

Itisnormalforthestatusledtoglowredwhentheamplifierisfirstturnedon.Itwillthenturntoasteadygreenasasignthat
channelisonandoperatingsatisfactorily.

2.Channelssignal(SIG./CLIP)led

Thesignalledindicatesthestatusoftheamplifier’schannelsignallevel.Whenitisoff(notglowing)itshowsthat nosignalis
beingreceived.Itglowsgreentoindicateanormalsignallevelandredasanindicationthatchannelisbeingdriveninto
clipping.Occasionaloperationofthered“clip”indication(flickeringoftheredlight)isanindicationofoptimumsystem
utilization.Extendedilluminationofthered“clip”indicationisasignthesystemisbeingoverdrivenandshoudbeavoided.

3.Channeloutputattenuator

Thechanneloutputattenuatorcontrolsthegainofchannelinalloperatingmodes.Whenitisturnedfullyclockwise, the
amplifierwillhaveitsmaximumratedvoltagegainandwilldeliveritratedoutputwhendrivenbyitsratedinputsignal.Asa
generalrule,settingtheattenuatorinthefullclockwisepositionprovidesmaximumamplifierheadroom;settingthe
attenuatorsatalowerlevelmaximizesthesystemsignal/noiseratio.

Important:Whentheamplifierisbeingoperatedinthebridgeoutputmode,boththechannel1andchannel2attenuatorsmust
besetinthesamepositiontoavoidamismatchinthesignallevelbeingsenttoeachchannel.

4.Poweron/offswitch

Thisswitchisusedtoturnpowertotheamplifier“on”and“off”

REARPANELFEATURES PA300/PA360

5 6 7 8 9

PM22

PARALLEL

STEREO

(CH1IN)

2

WARNING:

TOAVOIDELECTRICSHOCK,

TOREDUCETHERISKOF

DONOTINSERTFINGERSOR

ELECTRICSHOCKDONOT

OBJECTSINTOANYOPENINGS

EXPOSETHISEQUIPMENT

TORAINORMOISTURE

AVIS

RISQUEDECHOCELECTRIQUE

NEPASOUVRIR

POWERCONSUMPTION:2700VA

PA300

CODE16963

CAUTION:

INTHECABINET

TOREDUCETHERISKOFELECTRIC
SHOCK,DONOTREMOVETHECOVER.
NOUSERSERVICEABLEPARTSINSIDE.

REFERSERVICINGTOQUALIFIED

SERVICEPERSONNEL.

CAUTION

RISKOFELECTRICSHOCK

DONOTOPEN

10

PIN1=GND
PIN2=

+

PIN3=

-

GROUNDLIFT

ON ONIN INOUT OUT OFFlink linkBRIDGE

OUTPUT

CAUTION:

CH2

CLASS2WIRING

!

CH2OUT BRIDGEOUT CH1OUT

STEREO2OHMMIN./BRIDGEDMONO4OHMMIN.

CH1BRIDGE

PA300

POWERAMPLIFIER

LINEPROTECT

230V50Hz

MADEINITALY

12 3 4

1.Lineprotect(circuitbreaker)

Circuitbreakerandassociated“lineprotect”switchprovideoverallprotection;mustbemanuallyreset.

2.Channel2outputconnector

4-pinNeutrikSpeakonconnectorprovidessingle-connector,quick-disconnectfacilitiesforchannel2onpins1+&1-.Pin1+isconsidered
the“hot”terminalwhilepin1-is“common”.

3.Bridgeoutputconnector

4-pinNeutrikSpeakonconnectorprovidessingle-connector,quick-disconnectfacilitiesfortheamplifier’sbridgeoutputonpins1+&1-.Both
pins1+and1-areconsidered“hot”andshouldnotbegrounded.

4.Channel1(and2)outputconnector

4-pinNeutrikSpeakonconnectorprovidessingle-connector,quick-disconnectfacilitiesforbothchannel1andchannel2outputs.The
channel1outputisonpins1+and1-andthechannel2outputonpins2+and2-.Pins1+and2+areconsidered“hot”whilepins1-and2-are
“common”.

5.Stereo-Parallel-Bridgeoutputmodeselector

Theoutputmodeselectorallowstheamplifiertobeoperatedin3differentoutputmodes.

stereo

Inthemodethetwochannelsoperateindependently,justastheydoinastereoamplifier:signalsfedintothetwoamplifierinputsare
amplifiedseparatelyanddeliveredinphasetooutputs1and2.Theoutputlevelsarecontrolledseparatelybythefrontpanelmounted
attenuators.

parallel

Inthemodeinput2isdisabledandthetwoamplifierchannelsoperateinparallelfromasingleinputsignalfedintothechannel1
input.Thiseliminatestheneedtoinstallajumpercabletooperatetheamplifierchannelsinparallel.Theoutputsareseparateandinphase
andbothinputattenuatorsareactivetopermitdifferentlevelsettingsforeachchannel.

bridge

Inthemodeasinglesignalisfedintothechannel1inputwhichdrivesbothoutputchannelsintandem.Theoutputisdeliveredtothe
bridgeoutputconnector.Thismodeallowsthetwoamplifieroutputstobestrappedtogether(”bridged”)toproduceasingleoutputwith
doublethepowercapabilitesofasinglechannel.Input2isdisabled.Bothinputattenuatorsareactiveandmustbesettothesamelevel.
Notethatinbridgemodebothsidesoftheoutputshouldbeconsideredhotandshouldnotbegrounded.

6.Channel2audioinputconnector

Female3-pinXLRtypeinputconnectorforchannel2.Theinputiselectronicallybalanced.Werecommendtheuseofpin2as“hot”andpin3
as“neutral”.Pin1ischassisground.Whentheamplifierisconnectedtoabalancedsourcetheshieldmayeitherbeliftedorconnectedatthe
sourceend.Thechoiceshouldbemadeonthebasisofminimumhum.
Withanunbalancedsourceconnectthesignaltopin2andsourcegroundtopin3;connectingthesignaltopin3isnotrecommendedasthis
willcausea180phaseinversionattheamplifieroutputs.

Note:improperoperationresultswhenonlypin2oronlypin3andpin1(ground)

areusedforanunbalancedinput.

7.Channel2“loopingoutput”connector

Male3-pinXLRtype“loopingoutput”connectorforchannel2usedto“loopthrough”toadditionalamplifiers.

8.Channel1“loopingoutput”connector

Male3-pinXLRtype“loopingoutput”connectorforchannel1usedto“loopthrough”toadditionalamplifiers.

9.Channel1audioinputconnector

Female3-pinXLRtypeinputconnectorforchannel1.Referto“6”abovefordetails.

10.Groundliftswitch

TheGroundLiftswitchisusedtoseparatethesignalgroundcircuitfromtheamplifiergroundcircuitandthus,eliminatehuminducedby
groundloops.
Intheleft“ON”positionthesignalgroundiselectricallydisconnectedfromtheamplifiergroundcircuit(thechassis).
Inthecenter“OFF”positiontheinputsignalgroundiselectricallyconnectedtotheamplifiergroundcircuit(thechassis).
Intheright“ON”positionanACconnectionisprovidedbetweenthesignalgroundandtheamplifiergroundcircuit(thechassis).

ANALOGCONTROLLERS SP12BRK/SP12RUT

1 = GND

PIN 2 = +
PIN 3 =

-

BRK

LOOPINGOUTHFOUT INPUT LOOPINGOUT LFOUT

TheSP12BRKmonocontrollerhasbeendesignedtooptimise
theoverallperformanceofQUBEBRKspeakers.Themodule
slotsintothebackofPA300andPA360amplifiers.TheSP12
BRKprovidesthesystemwithanequalisationstagethatimproves
speakerfrequencyresponseand,thankstoacombinationof
protectionsystems,preventsdamagetotheconeswhendrivenat
maximumpower.

PIN 1 = GND
PIN 2 = +
PIN 3 =

-

SP12
RUT

INPUT LOOPINGOUTLOOPINGOUT SUBOUTSUBOUT

GNDLIFT

TheSP12RUTcontrollerincorporateahighpasscrossoverfilter
pilotingthefull-rangesectionofthesystemaswellasprotection
circuitsdesignedtopreventdamagetotheconeswhendrivenat
maximumpower.

DIGITALCONTROLLERS SP22D/SP22Ds

STEREO
PARALL.

BRIDGE

2 3 4 234

QS112

QS112 CH1+CH2

QS115

QS115 CH1+CH2

METERSDELAYPRESET

QS118

QS118 CH1+CH2

QS218

QS218 CH1+CH2

SP22-Ds

BRIDGE
PARALLEL

PIN1=GND

PIN 2 = +
PIN 3 =

1 2 3 4ON1 2 3 4 5 6 7 8

IN LINK INLINK

-

CH2 CH1

GND

LIFT MODE

PHASE

SPKR

SEL.

.125

ON

.25

.51248

16

1 12 23 4 5 6

BIAMPMODE:
OUTCH1LOW
OUTCH2HIGH

STEREO
PARALL.

BRIDGE

BIAMP

PIN1=GND

PIN 2 = +
PIN 3 =

SP22

isa2-in/2-outdigitalsignalprocessor(DSP)designedtooptimisetheperformanceofallloudspeakersintheQUBErange.

SP22

ModelareeasilyinstalledintherearpanelofaQUBEamplifier,oritcanberack-mountedwhenusingotherpoweramplifiers(inthis
casetheadapterisusedtoinstalltwoSP22modules).
Modelisdesignedforusewith2-wayfull-rangespeakers(Q106,Q208,Q110,Q112,Q115,QM115);modelisdesignedfor

HCR12/22

SP22DSP22Ds

IN

-

CH2 CH1

LINK

GND

LIFT MODE

2 3 4 2 3 4

Q106

Q106+QS112

Q110
Q112

METERSDELAYPRESET

SPKR

SEL.

1 2 3 4 5 6 7 8

ON

.25

.125

.51248

1 2 3 4

ON

SUB

Q115

QM115

QM115STAGE

Q208

16

SP22-D

LINK

usewithsubwoofers(QS112,QS115,QS118,QS218).

Themaincharacteristicsareasfollows:
°Frequencyrangeequalisationtooptimisefrequencyresponseandpowerresponse.
°Highprecisioncontrolofpowerdeliveredtoloudspeakersbymeansofanamplifieroutputsensingfunction.
°Wooferexcursioncontrol
°Highpassfilter
°Fastrolloffcrossovers(steepslope)
°Delaysonbothchannelstocompensateforverticalmisalignment
°Generaldelayonbothchannelsfrom0.25mto64m.
°4configurationmodes:stereo/biamp/bridge/parallel
°2XLRinputs
°2parallelXLRoutputs
°8dipswitchestochangethedelayonbothchannels
°4-positionselectorfor4configurationmodes:stereo/biamp/bridge/parallel
°1dipswitch(1)forSUB/PHASEselection: SUBmodeactivatesthehighpassfilterwhenSP22isutilisedtocontrolasatellite;forthe
modelSP22DsPHASEmodeinvertsthephase(180deg.rotation)onthesubwoofer
°3dipswitches(2/3/4)toselectcabinetmodel(8models)

BIAMP
BRIDGE
PARALLEL

IN

DIGITALCONTROLLERS SP22D/SP22Ds

TheprocessorisequippedwithtwoXLRbalancedsignalinputsdesignated;theseinputscorrespondtotwooutputsin

Ch1andCh2(1)“link”XLR(2)

paralleltotheinputs.

GND/LIFT(3)
MODE(4)

:switchtoisolatethechassisgroundandthesignalgroundtoavoidgroundloops,whichcancausehumproblems.

:selectortochoosetheprocessoroperatingmode.
Stereo:channelsCh1andCh2arecompletelyindependent.
Parallel:inthismodetheprocessoracceptsonlyaninputonCh1,whichdrivesboththeoutputs.
Bridge:inputonlyonCh1with180degreephasedifferenceontheoutputs;connectthespeakertotheamplifierbridgeoutput.
Biamp(onlySP22D):inputonlyonCh1;connectamplifieroutputCh1tothewoofer(LF)andoutputCh2tothetweeter(HF).Inthismodethespeaker
crossoversettoBI-AMPmode.

mustbe

OnQUBEamplifierstheoutputofbothchannelscanbeconnectedbymeansofa4-corecabledirectlyfromtheCH1Speakon,whichcarriesLFon1+/1-and
HFon2+/2-.

PRESET(5)

:thefirstofthese4dipswitchesprovidesdifferentfunctionsforthetwoprocessors;ontheSP22DunitthisdipswitchisdesignatedSUBandwhen
settothedownposition(ON)itactivatesaHI-PASSfilteratapproximately100Hz-24dB/octonbothchannels.Tobeusedwhenthesystemisequippedwitha
subwooferwithrelativeSP22Dsprocessor.WhensettoOFFthesystemoperatesinfull-rangemodewithexclusivelyasubsonicfilter.
OntheSP22DsthefirstdipswitchisdesignatedPHASEandwhensettothedownposition(ON)bothoutputsfeatureaphasedifferenceof180degreeswith
respecttotheinput.
ThismaybeusefultooffsetpossiblephaseinversionsonthecablesortomaximisetheacousticefficiencyofSUB+SAT inthecrossoverzone.
Theotherthreedipswitches(sharedbybothprocessors)designatedSPKRSELECTORservetoselectthemodelofspeakerutilised.
SelectionofthespeakermodelisimportantbecausetheprocessorparametersarecalibratedinrelationtoeachQUBEspeakersystemmodel.

N.B.theuseofaspeakerotherthantheonesetontheSP22Dprocessormaycauseirreversibledamagetothespeakerandsignificantworsening
ofsoundreproductionperformance.

Figures1and2showalistofthespeakersutilisablewitheachprocessor.
METERSDELAY(6):theeightdipswitchescontroladigitaldelaylineonbothchannels;thismeansthatitispossibletocompensatefor misalignmentof

subwoofersandsatellitesontheverticalplaneorcreatedistributedlinesofspeakerswhosesoundreachesthelisteningpointatthesametime,thereby
avoidingundesirableechoes.
Thedelaytimeisdefinedinmetresfrom0.125to31.875in12.5cmsteps.
E.g.:toseta18.625mdelaysetthefollowingdipswitchestothedownposition:no.1(16m),no.4(2m),no.6(0.5m)and no.8(0.125m),foratotalof
16+2+0.5+0.125=18.625m.

WARNING:

Theprocessoraffectsthesignalup-linefromthevolumecontrol,soreducingtheamplifiervolumeexcessivelyleadstotheriskofoverloadingtheSP22D
inputbeforebringingtheamplifieruptofullpower.

Itisadvisabletoworkwithamplifiervolumefrombetweenhalftofullpower.

BeforeadjustingtheMODEandSPKRSELECTORcontrolshighintensitysignalsmaybeproducedwhilenewdataare

alwaysswitchofftheamplifier:

beingdownloadedtothememory,withtheconsequentriskofdamagingthespeakers.

2 3 4

Q106

Q106+QS112

Q110

Q112

Q115

QM115

QM115STAGE

Q208

2 3 4

QS112

QS112 CH1+CH2

PassivespeakerQ106

Passivesystemcomposedof2xQ106unitscombinedwithaQS112subwoofer.Theamplifieris
connectedtospeakerQS112,whiletheQ106unitsareconnectedtotheoutputsofunitQS112.
ThisconfigurationdoesnotworkinBIAMPmode.

PassivespeakerQ110

PassivespeakerQ112

PassivespeakerQ115

PassivespeakerQM115AutilisedastheMainPA(nottobeusedasStagemonitor)

PassivespeakerQM115utilisedasastagemonitorplacedonthefloororonthestage

PassivespeakerQ208

PassivesubwooferQS112;disablethepassiveCX-OVERbymeansoftheswitchontheloudspeaker

Thetwoinputsaresummedtogether.Thisfacilityisextremelyusefulwhenconfiguringsystemswith2
satellitesandasinglesubwoofer.Thisconfiguration doesnotworkinSTEREOmode.

INPUTS:

#2xXLRelectronicallybalanced
#Impedance:>10kOhm

OUTPUTS:

#2xXLR(link)

PERFORMANCE:

#Dynamicrange:>110dB20Hz-20kHzlin
#Distortion:<0,02%@1kHz/+18dBm
#Max.delay:31,875mt.
#Min.stepdelay:0,125mt.
#Maxinputlevel:12,5Vrms
#Maxoutputlevel:2,8Vrms

QS115

QS115 CH1+CH2

QS118

QS118 CH1+CH2

QS218

QS218 CH1+CH2

PassivesubwooferQS115

Thetwoinputsaresummedtogether.Thisfacilityisextremelyusefulwhenconfiguringsystemswith2
satellitesandasinglesubwoofer.Thisconfiguration doesnotworkinSTEREOmode.

PassivesubwooferQS118

Thetwoinputsaresummedtogether.Thisfacilityisextremelyusefulwhenconfiguringsystemswith2
satellitesandasinglesubwoofer.Thisconfiguration doesnotworkinSTEREOmode.

PassivesubwooferQS218

Thetwoinputsaresummedtogether.Thisfacilityisextremelyusefulwhenconfiguringsystemswith2
satellitesandasinglesubwoofer.Thisconfiguration doesnotworkinSTEREOmode.

EQ.&FILTERS:

#8fullparametricequalizer
#24dB/oct.HPfilter
#24dB/oct.LPfilter
#Dynamicbassequalization

ADDITIONALFEATURES:

#Truepowerlimiterwith2channel
sensinginputs
#Noisegate

DIGITALCONTROLLERS HCR12-22

hostingcontrollerrack

ProcessorsSP22DandSP22Dscannotfunctionindependently:theymustalwaysbeinstalledinahost-unitcomposedof QUBEPA140,
PA300,PA360poweramplifiers.

UsingunitHCR12-22asthehostmakesitpossibletouseamplifiersofdifferentmanufacturerstodriveQUBEseriesloudspeakers

CH1 CH2

CH1 CH2PRT PRT

AMP1 AMP2

UNBAL. UNBAL.

CH2OUT CH1OUT

PIN1=GND

PIN 2= +
PIN 3=

-

IN LINK INLINK

CH2 CH1

CH2 CH1

LINK LINK

BIAMPMODE:
OUTCH1LOW
OUTCH2HIGH

STEREO
PARALL.
BRIDGE

BIAMP

GND
LIFT MODE

SENSING SENSING

2 3 4 2 3 4

Q106

Q106+QS112

Q110
Q112

1 2 3 4ON1 2 3 4 5 6 7 8

SPKR

SUB

SEL.

METERSDELAYPRESET

ON

.25.5124816

.125

Q115

QM115
QM115STAGE1
QM115STAGE2

BIAMP
BRIDGE
PARALLEL

AMP
2

1

50Hz

PIN1=GND

PIN2 =+

IN LINK INLINK

PIN3 =

-

CH1OUT

GND

CH2 CH1

LIFT MODE

CH2 CH1

LINK LINK

2 3 4 2 3 4

QS112CH1+CH2

STEREO
PARALL.

QS115CH1+CH2

BRIDGE

1 2 3 4ON1 2 3 4 5 6 7 8

SPKR

PHASE

SEL.

SENSING SENSING

QS112

QS118

QS118CH1+CH2

QS115

QS218

QS218CH1+CH2

METERSDELAYPRESET

ON

.25.5124816

.125

BRIDGE
PARALLEL

HCR12-22isa2-rackunitsystemdesignedtoaccommodateandpowertwoSP22DorSP22Dsprocessors,equippedwithallthe
necessaryconnectorsforcorrectinterfacingofprocessorsandamplifiers.
TherearpaneloftheHCR12-22processorisequippedwith12connectors(6foramplifier“1”and6foramplifier“2”);2XLR-Msockets
(CH1/CH2)carrytheoutputsfortheunbalancedandprocessedsignaloutputs,tobeconnectedtotheamplifierinputs.
2“Sensing”Speakonstowhichtheamplifierpoweroutputsaretobeconnected;2"Link"Speakonsforconnectionoftheloudspeakers.
TheSpeakonsuseexclusivelythe1+/1-terminals.CAUTION:donotinvertCH1andCH2inthesignalpathfrominputtooutput(see
exampleinfig.3).
SincetheXLRsignaloutputsareunbalanced,theconnectionsbetweentheoutputsandthepowerstageinputsmustbeasshortaspossible
toavoidhumproblems.
TheuseofHCR12-22isnotrecommendedwithamplifiersofhigherpowerthan1200W/8ohm,2000W/4ohm,2500W/2ohmperchannel.

435mm

AMPLIFIERSETUPANDOPERATION

Amplifiersetupandoperation

Mounting

Theamplifiersaredesignedtobemountedinstandard19”racks.Theyhave4frontpanelmountingscrews.Becauseoftheir
depthandweightitisimperativethattheamplifierbesupportedattherearinanyportableapplication.

Cooling

Bothamplifiersarefancooledanditisimportantthatanamplesupplyofairisprovidedatthefrontoftheamplifierandafreeair
exhaustspaceisprovidedattherearoftheamplifier.Theinternalfanprovidesadequatecoolingwhentherackhasan open
backandthefrontisnotobstructed.Closedbackracksmayneedtobepressurizedandprovidedwithanexhaustfanto
ensureadequateairmovement.
Multipleamplifiersmaybestackeddirectlyontopofeachother.Theirisnoneedtoseparatethemwithablank(spacer)panel.
Keepinmindthatalmostallamplifiersradiatea50/60Hzmagnetichumfieldfromtheirpowertransformers.Itisprudentto
provideatleastonerack-spacebetweenanysignalprocessingequipmentandthenearestamplifiertoreducethepossibility
ofinducedhum.

Wiresize

Thesizeofthespeakerwiringneededdependsonthelenghtofthecable.Wegenerallyrecommendtheuseof12AWGfor
cablesupto30meters(approximately100feet)inlenght. Thefollowingtableshowsthesignallossin30metersofcable
drivinga4ohmload:

WireGauge(AWG)1012141618
SignalLoss(dB).44.691.071.652.49

Usinghigherwattageamplifiersthanactuallyneededisacceptablewhencontrollermodulesareusedasthecontrollerwill
keeppeakpowerlevelswithintheacceptablelimitsfortheassociatedloudspeaker(s).

Verificationofproperoperation

Beforeapplyingpowertothesystem,traceandverifyallconnections.

Caution:operatingthesystematfulllevelcandamageyourhearing.Wearearprotectorsanddonotpositionyourselfinfront
oftheloudspeakers.

MakecertainalltheModeselectorswitchesaresetinthedesiredmodeandthatoutputsareproperlyconnected.
Loudspeakerdamagemayoccurif,forexample,theSuboutputsareconnectedtothehighfrequencydriversandnottothe
Subs!

Setthepoweramplifiergaincontrolstotheirminimumposition.
Turnonthepoweramplifiersandslowlyturntheamplifierlevelcontrolstotheirmaximumpositiononeatatime.Whileyouare

doingthis,verifythatastheamplifiergainisincreasedtheappropriateresponseisobtained(i.e.thesubchannelisconnected
tothesubwoofers).Moderatelevelaudioshouldbeheardfromtheloudspeakers.
GraduallyincreasethesignallevelwhileobservingthesignalLED’s.Asthelevelincreasestheyshouldbegintoflickerred.As
thelevelcontinuestoincreasetheywillbeonforlongerperiodsoftime.

protectionLED’sareilluminatedcontinuously.

Donotoperatethesystematalevelwherethe

Ifasyouareincreasingthelevel,youhearasuddenlossofonechannelandseeilluminationofaredStatusLED,this
indicatesoneoftheamplifiersprotectivecircuitshasbeenactivated.Turntheamplifieroff,reducethegainandthenturnthe
amplifieronagain.

WIRINGDIAGRAM

Ch2input
Ch1input

PM22

STEREO

PARALLEL

(CH1IN)

2

WARNING:

TOAVOIDELECTRICSHOCK,

TOREDUCETHERISKOF

DONOTINSERTFINGERSOR

ELECTRICSHOCKDONOT

OBJECTSINTOANYOPENINGS

EXPOSETHISEQUIPMENT

TORAINORMOISTURE

AVIS

RISQUEDECHOCELECTRIQUE

NEPASOUVRIR

POWERCONSUMPTION:2700VA

PA300

CODE16963

CAUTION:

INTHECABINET

CAUTION:

TOREDUCETHERISKOFELECTRIC

SHOCK,DONOTREMOVETHECOVER.

NOUSERSERVICEABLEPARTSINSIDE.

REFERSERVICINGTOQUALIFIED

SERVICEPERSONNEL.

CAUTION

RISKOFELECTRICSHOCK

DONOTOPEN

!

CH2OUT BRIDGEOUT CH1OUT

STEREO2OHMMIN./BRIDGEDMONO4OHMMIN.

PIN1=GND
PIN2=

+

PIN3=

-

GROUNDLIFT

ON ONIN INOUT OUT OFFlink linkBRIDGE

CH2

OUTPUT

CLASS2WIRING

Loopinginputstoadditionalpoweramplifiers
ifadditionalpoweramplifiersareneeded.

CH1BRIDGE

PA300

POWERAMPLIFIER

LINEPROTECT

230V50Hz

MADEINITALY

Channel1
Channel2

Channel1and2outputs
toloudspeakers

BRIDGEOPERATION

Input

PM22

STEREO

PARALLEL

(CH1IN)

WARNING:

TOAVOIDELECTRICSHOCK,

TOREDUCETHERISKOF

DONOTINSERTFINGERSOR

ELECTRICSHOCKDONOT

OBJECTSINTOANYOPENINGS

EXPOSETHISEQUIPMENT

TORAINORMOISTURE

AVIS

RISQUEDECHOCELECTRIQUE

NEPASOUVRIR

POWERCONSUMPTION:2700VA

CODE16963 PA300

CAUTION:

INTHECABINET

12

CAUTION:

TOREDUCETHERISKOFELECTRIC

SHOCK,DONOTREMOVETHECOVER.

NOUSERSERVICEABLEPARTSINSIDE.

REFERSERVICINGTOQUALIFIED

SERVICEPERSONNEL.

CAUTION

RISKOFELECTRICSHOCK

!

DONOTOPEN

CH2OUT BRIDGEOUT CH1OUT

STEREO2OHMMIN./BRIDGEDMONO4OHMMIN.

PIN1=GND
PIN2=

+

PIN3=

-

GROUNDLIFT

ON ONIN INOUT OUT OFFlink linkBRIDGE

CH2

OUTPUT

CLASS2WIRING

Loopinginputtoadditionalpoweramplifiers
ifadditionalpoweramplifiersareneeded.

CH1BRIDGE

PA300

POWERAMPLIFIER

LINEPROTECT

230V50Hz

MADEINITALY

Bridgedoutput

Bridgedoutputtoloudspeakers

CONNECTIONEXAMPLES

PA140

PA140

SIG

PROT

CLIP

PIN1=GND
PIN2= +

PIN3 =

-

IN LINK INLINK

CH2 CH1

BIAMPMODE:
OUTCH1LOW
OUTCH2HIGH

STEREO
PARALL.

BRIDGE
BIAMP

GND
LIFT MODE

SP22D

CH.2

PWR

SIG

PROT

CLIP

23 4234

Q106

Q106+QS112

Q110
Q112

12 3 4ON12 3 45 67 8

SPKR

SUB

SEL.

.25.5124816

POWER

BIAMP

Q115
QM115

QM115STAGE

Q208

BRIDGE
PARALLEL

0 100 10

METERSDELAYPRESET

ON

.125

ININ

SP22D

2 3 4 234

Q106

Q106+QS112

Q110
Q112

PRESET

1 2 3 4

ON

SUB

METERSDELAY

SPKR

SEL.

.125

1 2 3 4 5 6 7 8

ON

.25.5124816

Q115

QM115

QM115STAGE

Q208

Q110

QS115

4OHM

PA300(1canale/)1channel

PA140

POWERAMPLIFIER

CH.1

SIG

PROT

CLIP

PIN1=GND
PIN2 = +
PIN3=

-

IN LINK INLINKCH2 CH1

CH.2

PWR

SIG

PROT

CLIP

0 100 10

SP22Ds

23 4 2 34

QS112

QS112CH1+CH2

STEREO

QS115

PARALL.

QS115CH1+CH2

BRIDGE

METERSDELAYPRESET

12 3 4ON1 23 45 6 78

ON

GND

SPKR

LIFT MODE

.125

PHASE

SEL.

.25.5124816

POWERPWR

QS118

QS118CH1+CH2

QS218

QS218CH1+CH2

BRIDGE
PARALLEL

Q110

SP22Ds

2 3 4 2 3 4

QS112

QS112 CH1+CH2

QS115

QS115 CH1+CH2

METERSDELAYPRESET

1 2 3 4ON1 2 3 4 5 6 7 8

PHASE

SPKR

SEL.

.125

ON

.25

.51248

QS118

QS118 CH1+CH2

QS218

QS218 CH1+CH2

16

Q106

QS112

PA140

PA140

POWERAMPLIFIER

CH.1

PWR

SIG

PROT

CLIP

BIAMPMODE:
OUTCH1LOW
OUTCH2HIGH

STEREO
PARALL.

BRIDGE

PIN1=GND

PIN2 = +
PIN3=

-

BIAMP

GND

MODE

LINK

LIFT

CH2 CH1

SP22D

CH.2

PWR

SIG

PROT

CLIP

0 100 10

23 4 23 4

Q106

Q106+QS112

Q110
Q112

12 3 4ON1 23 45 6 78

SPKR

SUB

SEL.IN

.125

HPFILTEREDOUTHPFILTEREDOUT

ININ

Q106

SP22D

2 3 4 2 3 4

1 2 3 4

ON

SUB

Q106

Q106+QS112

Q110
Q112

SPKR

SEL.

METERSDELAYPRESET

1 2 3 4 5 6 7 8

ON

.25.5124816

.125

POWER

BIAMP

Q115

QM115

QM115STAGE

Q208

METERSDELAYPRESET

ON

.25.5124816

BRIDGE
PARALLEL

LINK

IN

Q115

QM115

QM115STAGE

Q208

STEREO

PARALLEL ON ONIN INOUT OUT OFFlink linkBRIDGE

12

PIN1=GND
PIN2=

+

PIN3=

-

12

GROUNDLIFT

(CH1IN)

OUTPUT

CH2

CLASS2WIRING

CH1BRIDGE

PA300

POWERAMPLIFIER

LINEPROTECT

230V50Hz

MADEINITALY

WARNING:

TOREDUCETHERISKOF
ELECTRICSHOCKDONOT
EXPOSETHISEQUIPMENT
TORAINORMOISTURE

AVIS

RISQUEDECHOCELECTRIQUE

NEPASOUVRIR

POWERCONSUMPTION:2700VA

CODE16963 PA300

CAUTION:

TOAVOIDELECTRICSHOCK,
DONOTINSERTFINGERSOR
OBJECTSINTOANYOPENINGS

INTHECABINET

CAUTION:

TOREDUCETHERISKOFELECTRIC
SHOCK,DONOTREMOVETHECOVER.
NOUSERSERVICEABLEPARTSINSIDE.

REFERSERVICINGTOQUALIFIED

SERVICEPERSONNEL.

CAUTION

RISKOFELECTRICSHOCK

!

DONOTOPEN

CH2OUT BRIDGEOUT CH1OUT

STEREO2OHMMIN.BRIDGEDMONO4OHMMIN.

PA360

CONNECTIONEXAMPLES

2

PARALLEL

BRIDGE

CAUTION:

WARNING:

TOAVOIDELECTRICSHOCK,

TOREDUCETHERISKOF

DONOTINSERTFINGERSOR

ELECTRICSHOCKDONOT

OBJECTSINTOANYOPENINGS

EXPOSETHISEQUIPMENT

INTHECABINET

TORAINORMOISTURE

AVIS

RISQUEDECHOCELECTRIQUE

NEPASOUVRIR

POWERCONSUMPTION:2700VA

CODE16963 PA300

HCR12-22

UNBAL. UNBAL.

CH2 CH1

AMP
2

1

12

CAUTION:

TOREDUCETHERISKOFELECTRIC
SHOCK,DONOTREMOVETHECOVER.
NOUSERSERVICEABLEPARTSINSIDE.

REFERSERVICINGTOQUALIFIED

SERVICEPERSONNEL.

CAUTION

RISKOFELECTRICSHOCK

!

DONOTOPEN

CH2OUT BRIDGEOUT CH1OUT

PIN2=

+

PIN3=

-

GROUNDLIFT

ON ONIN INOUT OUT OFFlink link

OUTPUT

CH2

CH1BRIDGE

CLASS2WIRING

STEREO2OHMMIN.BRIDGEDMONO4OHMMIN.

CH2 CH1

PA360

PA300

LINEPROTECT

230V50Hz

MADEINITALY

SENSING SENSINGLINK LINK

STEREO
PARALL.

BRIDGE

BIAMP

GND

LIFT MODE

2 3 4 2 3 4

Q106

Q106+QS112

Q110
Q112

PRESET

METERSDELAY

1 2 3 4ON1 2 3 4 5 6 7 8

ON

SPKR

.25

.125

.51248

SUB

SEL.

QM115
QM115STAGE1
QM115STAGE2

Q115

16

BIAMPMODE:
OUTCH1LOW
OUTCH2HIGH

PIN1=GND

PIN2 =+

IN LINK INLINK

PIN3 =

-

CH2 CH1

INLEFT INRIGHT

Q115

BIAMP
BRIDGE
PARALLEL

50Hz

PIN1=GND

PIN 2= +

IN LINK INLINK

PIN3 =

-

CH1OUT

2 34 2 3 4

QS112

QS112CH1+CH2

STEREO
PARALL.

BRIDGE

GND

CH2 CH1

LIFT MODE

QS115

QS115CH1+CH2

PRESET

1 2 3 4ON1 2 3 4 5 6 7 8

SPKR

PHASE

SEL.

SENSING SENSINGLINK LINKCH2OUT CH1OUT

QS118 CH1+CH2

QS218CH1+CH2

METERSDELAY

ON

.25

.125

.51248

QS118

QS218

16

BRIDGE
PARALLEL

Q115

QS118

QS118

shapingthesoundoftomorrow

code:32174

Allinformationincludedinthisoperatingmanualhavebeenscrupulouslycontrolled;howeverFBTisnotresponsiblefor
eventualmistakes.FBTElettronicaS.p.A.hastherighttoamendproductsandspecificationswithoutnotice.