ISA Series
ProfessionalꢀPowerꢀAmplifiers
ISA280 | ISA450 | ISA750 | ISA1350 | ISA300Ti | ISA500Ti | ISA800Ti
The ISA Installed System Amplifiers are designed
to meet the needs of sound system designers
and contractors worldwide. Three models feature
isolated 25, 70, and 100 volt outputs for distributed
sound systems, while four low impedance models
are rated for 2 ohm operation. The ISA 1350 drives
Features
•ꢀ Fourꢀmodelsꢀforꢀlowꢀimpedanceꢀapplications
•
•
ꢀ ꢀISA1350ꢀdrivesꢀ70ꢀvoltꢀlinesꢀdirectlyꢀwithꢀ1500ꢀwattsꢀperꢀchannel
ꢀ ꢀThreeꢀ“Ti”ꢀversionsꢀincludeꢀlowꢀimpedanceꢀandꢀisolatedꢀ25,ꢀ70,ꢀandꢀ100ꢀvoltꢀ
outputsꢀforꢀdistributedꢀaudioꢀsystems
•
ꢀ ꢀISA450ꢀandꢀISA750:ꢀTHX™ꢀapprovedꢀforꢀprofessionalꢀcinemaꢀapplications
•
ꢀ ꢀRearꢀpanelꢀgainꢀcontrolsꢀforꢀtamperꢀresistantꢀoperationꢀwithꢀ2ꢀdBꢀdetentsꢀforꢀquickꢀ
andꢀrepeatableꢀsettings
70 volt lines directly with 1500 watts per channel.
•
•
ꢀ XLRꢀandꢀdetachableꢀEuroꢀstyleꢀinputꢀconnectors
Versatile loading options and a comprehensive
set of features make the ISA Series a rugged,
cost-effective power solution for any permanently
installed sound system.
ꢀ ꢀDataPortꢀV2ꢀforꢀuseꢀwithꢀDPV2ꢀcompatibleꢀsignalꢀprocessingꢀaccessoriesꢀꢀ
(
XC-3,ꢀSF-3,ꢀLF-3)ꢀandꢀDSP-3/DSP-4ꢀ(withꢀexternalꢀpowerꢀsupply)ꢀ
•
ꢀ ꢀIndependentꢀdefeatableꢀclipꢀlimitersꢀforꢀreducedꢀdistortion
•ꢀ ꢀSelectableꢀhigh-passꢀfiltersꢀprotectꢀspeakersꢀandꢀpreventꢀspeakerꢀtransformerꢀ
saturationꢀwithꢀminimalꢀeffectꢀonꢀprogramꢀmaterialꢀ(30ꢀHzꢀorꢀ70ꢀHzꢀonꢀnon-”Ti”ꢀ
models,ꢀ50ꢀHzꢀorꢀ75ꢀHzꢀonꢀ“Ti”ꢀmodels)
ISA Power Amplifiers
•
ꢀ ꢀClassꢀHꢀcomplementaryꢀbipolarꢀoutputꢀcircuitryꢀreducesꢀACꢀpowerꢀdrawꢀandꢀwasteꢀ
heatꢀbyꢀ40%ꢀonꢀISA750ꢀandꢀISA800Ti,ꢀandꢀbyꢀ50%ꢀonꢀISA1350
ꢀ
Modelꢀ
ꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀWattsꢀperꢀchannelꢀ
2Ω†
70V*ꢀ
8Ω**ꢀ
185ꢀ
260ꢀ
450ꢀ
800ꢀ
185ꢀ
260ꢀ
450ꢀ
4Ω**ꢀ
280ꢀ
425ꢀ
650ꢀ
1300ꢀ
280ꢀ
425ꢀ
650ꢀ
•
•
•
ꢀ ꢀFrontꢀpanelꢀindicatorsꢀincludeꢀpower,ꢀsignal,ꢀandꢀclipꢀ(andꢀprotectꢀonꢀISA1350)
ISA280ꢀ
–ꢀ
430
700
ꢀ ꢀCoveredꢀbarrierꢀstripꢀoutputꢀconnectorsꢀforꢀsafetyꢀagencyꢀcompliance
ISA450ꢀ
–ꢀ
ꢀ ꢀAutomaticꢀvariable-speedꢀfanꢀforꢀquietꢀnormalꢀoperationꢀwithꢀmaximumꢀcoolingꢀꢀ
onꢀdemand
ISA750ꢀ
–ꢀ
1200
2000
430
ISA1350ꢀ
ISA300Tiꢀ
ISA500Tiꢀ
ISA800Tiꢀ
1500††ꢀ
300ꢀ
500ꢀ
800ꢀ
•
•
•
ꢀ ꢀRear-to-frontꢀairꢀflowꢀkeepsꢀequipmentꢀracksꢀcool
ꢀ Stereo,ꢀbridge,ꢀorꢀparallelꢀoperatingꢀmodes
700
ꢀ ꢀComprehensiveꢀprotectionꢀcircuitryꢀincludingꢀDC,ꢀinfrasonic,ꢀthermalꢀoverload,ꢀandꢀꢀ
shortꢀcircuitꢀprotection
1200
•
ꢀ ꢀ3ꢀyearꢀwarrantyꢀplusꢀoptionalꢀ3ꢀyearꢀextendedꢀserviceꢀcontract
*
*
†
†
50 Hz – 16 kHz, 0.5% THD
* 20 Hz – 20 kHz, 0.1% THD
1 kHz, 1% THD
† Direct Output, 70V, less than 0.5% THD, 20 - 20 kHz
“
Ti” Models
•ꢀ ꢀIsolatedꢀ25,ꢀ70,ꢀ100ꢀvolt,ꢀandꢀlowꢀimpedanceꢀoutputsꢀavailableꢀsimultaneously
ꢀ Simpleꢀbarrierꢀstripꢀconnectionꢀdeterminesꢀoutputꢀmode
•ꢀ “Ti”ꢀmodelsꢀhaveꢀfullyꢀisolatedꢀ25,ꢀ70,ꢀandꢀ100ꢀvoltꢀoutputs
•
THX is a trademark of THX Ltd.
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