NAD C9120 - Automated Turn-On Logic (ATO Logic)

degradation,andquestionablereliabilityofswitches.Instead,the
Flex-Padusesthetriedandtruepatch-bayconcepttocongurethe
amplierchannels.Thecongurationisvisuallyobvious,makingiteasier
fortechnicianstosetupthesystemandtotroubleshootforsystemerrors.
Thesuppliedpatchcablescanbeeasilyreconguredorreplaced.This
canbeespeciallyimportantandcangreatlysimplifyfutureservicecalls
yearsdowntheroad(especiallyifsystemdocumentationismissingor
incomplete).
ATOLogic
TheCI9120canbeturnedoninanyoneofthreeways,forcomplete
systemexibility:
1. Fromthefrontpanelswitch.
2. Viathe12volttriggercircuit.
3. Byaswitchable“sleep/wake”signal-sensingcircuit.
ThisismanagedbytheAutomatedTurn-OnLogic(ATOLogic)circuitthat
requirestheampliertobeswitchedbacktostandbyinthesamemanner
bywhichitwasactivated.Inotherwords,ifitisswitchedonviaa12V
controlsignal,itcannotbeswitchedtostandbyviathefront-panelswitch,
itmustwaitforthe12Vsignal.
Summary
Highpower,bullet-proofreliability,absoluteprotectionandsafety,
combinedwithexibilityandNADsoundqualitymaketheCI9120
uniqueintheworldofcustominstallation.Verysmallphysicalsizeand
thestandardrackmountkit(3U)arejusticingonthecake(TheCI9120’s
littlebrother,the6channelCI9060isthesamephysicalsize,makingthe
futureexpansioneasy).Individualleveltrimsforeachchannelhelpmake
installationfasterandeasier.Thisisanewkindofamplierthatbrings
NAD’scorevaluesofperformance,value,andsimplicitytothecustom
installationmarketplace.
NADElectronicsInternationalreservestherighttochangespecicationsorfeatureswithoutnotice.NADisaregisteredtrademarkofNADElectronics
International.Allrightsreserved.Nopartofthispublicationmaybereproduced,stored,ortransmittedinanyformwhatsoeverwithoutthewritten
permissionofNADElectronicsInternational.©02/04NADElectronicsInternational.
www.NADelectronics.com
SPECIFICATIONS
Continuous Power, 20Hz-20kHz, all channels
driven simultaneously at 4/6Ω
Total Harmonic Distortion
20Hz-20kHz at rated power
Clipping Power (0.1% THD)
IHF dynamic power at 6Ω
IHF dynamic power at 4Ω
IM Distortion (SMPTE 60Hz+7kHz)
IM Distortion (CCIR 19kHz+20kHz)
Damping factor (6Ω, 20Hz-20kHz)
12 x 80W
0.03%
90W
85W
90W
>0.08%
>0.08%
31
Input impedance
Input sensitivity
Voltage gain
Frequency response -3dB at: 75W
Signal/noise ratio; ref 1W
Physical Specifications
Dimensions (W x H x D)
Net Weight
Shipping Weight
25kΩ
1.1 volts for 8W/6Ω
28dB
5Hz to 45kHz
89dB
17 3/16 x 5 1/4 x 17 3/4”
(435 x 133 x 450 mm)
80 lbs (36.5kg)
90 lbs (41kg)