CONNECTORCABLE
Thefollowingdiagramsillustratethewiringofthevarioustypesofsocketsthatcanbe
usedwiththeDSPpoweramplifiers.
Toconnecttheamplifiertothemixer,alwaysmakecertaintouseonlysignalcables
(screenedcablesmadeupoftwowiresplusabraidscreen),notpowercables(speaker
cables,normallymadeupoftwowires,usuallywithagreatercross-section):theuseof
unscreenedcablescouldinfactcauseannoyingbuzzesandbackgroundnoise.We
thereforealwayssuggesttheuseofbalancedcablesformicrophonesandlineunits
wheneverpossible.
Toconnecttheamplifiertotheloudspeakerenclosures,alwaysuseonlypower
cables,notsignalcables,asinthelattercaseinfact,thepowerfromtheamplifierswould
bepartiallydispersedbecauseofthecable'ssmallercross-section.
Takecareoftheconnectorcables.Alwaysholdthembytheconnectors,avoiding
pullingthewireandavoidknotsandtwistswhencoilingthem:thisgivestheadvantageof
increasingtheirlifeandreliability.Checkyourcablesperiodically,makingcertainthatthey
areingoodcondition,thattheconnectorsarecorrectlywiredandcontactsperfectly
efficient:infact,manyproblemsandsetbacks(faultycontacts,groundhum,disturbance,
etc.)areduetotheuseofunsuitableoffaultycables.
Balancedcannonfemaleconnector
PCOUTPUT
HOT(+)
GROUND
COLD(-)
15
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