Emotiva UPA-1 Stereo Amplifier User Manual

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UltraSeriesAmplifierFeatures:

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• Audiophilequalityperformanceandsound

• Highcurrentpowersupply

• Lownoisetoroidalpowertransformer

• Advancedmicroprocessoroperatingsystem

• Complementary,discretepoweramplifierdesignincorporatinghighcurrent,highspeed,

OnSemiconductorpowerdevices

• Channelstatusindicatorsforstandby,operate,andfault

• 12volttriggerconnections

• Completelystableinto4ohmloads

• SignaltoNoiseRatioisgreaterthan100dB,unweightedref.fulloutput

• THD.03%atratedpower,20Hz–20kHz

• Fullyprotectedfromallfaultconditions

• Softstartcircuitry

• Externaltriggerturnon

• Softtouchpowerswitch

• Heavyduty,rackstandardizedchassisw/solidmilledaluminumfaceplate

• IECpowerinlet,115/230VACAutoconfigurable

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PowerRatingNote:‘Peak’vs.‘Continuous’

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Manycompanieswillrateanamplifierwithonlyoneortwochannelsdrivenunderload,whichresultsinreportinginflated

poweroutput..Inreallife,thiswilldropsignificantlywhenallchannelsaredriven.Thisiscalled‘peak’powerconditions

(PeakMusicPowerOutput,orPMPO).‘Peakpower’representsthemaximumamountofpowerthatanamplifier/receiver

candeliverwithoutbeingdamaged.Ratingsareperformedthiswayforthesolereasonofexaggeratingtheperceivedpower

oftheproduct,andduringnormaluse,theactualpracticalpoweroutputismuchlowerthantheclaimed‘peak’rating.

Sometimestheseratingsarealsoperformedat10%THD,eventhoughttheindustryacceptedlevelis1.0%THD.Thispractice

hasledmanypeopletoseekhigherandhigherlevelsofpowerinamplifiersbecausetheymisunderstandthedifference

between‘peak’and‘continuous’power.

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AllEmotivaamplifiersareratedforcontinuouspower,testedwithallchannelsdrivensimultaneously.Weatdonotplay

gameswiththespecifications,andtestallofouramplifierstoindustrystandardtestconditionswiththeamplifierputunder

thestrictestloads.Thismeansthatthepoweroutputandotherspecificationslistedarethebareminimum(orworstcase

scenario)youwillreceivefromouramplifiers.Undernormalcircumstancesyouwillgetmuchhigheroutputthenwhatis

rated.

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Thebottomlineisthis:Theseamplifiersarepowerful,andcangiveyoucontroloveryoursoundinwaysareceivercould

nevercomecloseto.We’reproudtoofferamazingperformancetomatchtheamazingvalueoftheUltraSeriesamplifiers.



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Emotiva UPA-1 Stereo Amplifier User Manual