DIGISYNTHETIC DP2200 - Page 8

8.OUTPUTS
Powerout:outputstobeconnectedtotheloudspeakerenclosures.Amplifier'sA&Boutputs
bothhaveBINDING-POSTconnectorsandspeakerconnectors
Onlyloudspeaker(orloudspeakerenclosuresystems)withintheamplifier's
declaredpowerandImpedanceloadrangeshouldbeconnectedtothe
amplifier'soutputs(seeTechnicalpecifications).Useonlyspeakercables
(two-corecables,normallywitharedandablackwire):donotusescreened
of"signal"cables(cablesnormallyusedformicrophones,instrumentsand
audioequipmentingeneral).
9.GROUNDON/FLOATING
Controlstheseparationoftheelectricalearthfromthatofthechassis.Usingthisselector,
itisoftenpossibletobreakearthloopswhichcanformwhenseveralunitsareconnected
togetherandwhichcancausehumofothernoises.
10.STEREO/BRIDGEselector
Selectorfortheamplifiers2operatingsetting:allowstodecidehowtousetheamplifierin
theaudiosetupconsiderablywithotherunits(crossovers,otheramplifiers,loudspeaker
enclosures).
Thiscontrolshouldonlybeusedwhentheamplifierisoff,otherwisethe
loudspeaker'scomponentscouldbedamaged.
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A)STEREO
WiththeSTEREOsetting,2separatesignalsaretreatedseparatelybychannelsAandBoftheamplifier.In
otherwords,asignalconnectedtoinputAisonlytreatedbychannelAoftheamplifierandonlyfedto
outputAandasignalconnectedtoinputBisonlytreatedbychannelBoftheamplifierandonlyfedto
outputB. .
B)BRIDGE
WiththeBRIDGEsettingsignalisamplifiedbythetwosections(A&B)oftheamplifier
summedtogether.InotherwordsthesignalconnectedtoinputAis:
1)amplifiedbyboththeamplificationsectionssummedtogether;
2)fedtoasingleoutput(BRIDGE).
Thecharacteristicofthissettingconsistsinthefactthatthereisasignalfedoutwith
doublethepowerandratedimpedance(seeTECHNICALSPECIFICATIONS).
11.INPUTS
Balanceinputs(0dB/30k):inallmodelsbothchannelA&Boftheamplifierhavea
doublebalancedinputwithanCANNONconnectorandaJACKconnectorconnectedin
parallel.Inthismanner,theamplifiersinputsignalcanbeconnectedtoeitherofthese
connectors(greatlyfacilitatingconnections)andifnecessary,canbepassedontothe
inputofanotheramplifierorotherunits(seeillustrations).