INPUT
Connectpreampsignalcablesfromtheheadunittotheseterminals.
OUTPUT
Providesafullrangesignalforanadditionalamplier.Thereisnosignal
lossifusingthisoutput.
CROSSOVER FREQUENCY
Controlsthelowpasscrossoverpointforthespeakeroutputs.
BASS BOOST
Variablebassboostfrom0to+18dB@45Hz.
LOW PASS LEVEL CONTROL (LPL)
Thisportisforconnectingtheoptionalremotelevelcontrol(LPL44).This
allowsupto20dBofvolumeadjustment.Thisisnotabassboost,it
controlsthelevelofthelowpasssignal.
REMOTE MONITORING DISPLAY (RMD)
ConnectoptionalRMDVoltageDisplaytothisport
LEVEL
Usedtoreachmaximumamplierpowerwithawidevarietyofheadunits.
HI INPUT
Connectafactorysystem’sheadunitoramplieroutputs.UsingtheHIlevelinputthe
amplierwillautomaticallyturnonandoffusingthefactorysystem’saudiosignalasa
trigger.Thehighlevelautoonswitchturnsofftheautoturnonfunction,butthehigh
levelinputstillworksasnormal.
SUBSONIC CROSSOVER FREQUENCY
Controlsthehighpasscrossoverpointforthespeakeroutputstoeliminateextreme
lowfrequencies.
12V+
Thismustbeconnectedtothefusedpositiveterminal(+12V)ofthecar’s
battery.Thefusemustbelocatedwithin18inchesofthebattery.
REMOTE
Thismustbeconnectedtoswitched+12V,usuallyatriggerwirecoming
fromtheheadunitorignition.ThisisnotusedifusingHiinputautoon
feature.
GND
Thismustbeconnectedtothenegativeterminalofthecar’sbatteryor
boltedtoaclean,unpaintedpartofthechassisofthevehicle.
SPEAKER OUTPUTS
Usedtoconnecttheampliertospeakers.R250.1andR500.1minimum
impedanceis2ohm,R1000.1is1ohm.
R1000.1 - R500.1 - R250.1
Monoblock Power Amplifier