EMPHASER EA1450XT Instrucciones de instalación
INSTALLATION & OPERATING MANUAL
EINBAU- & BEDIENUNGSANLEITUNG
FULL MOSFET AMPLIFIER SERIES
2
1. KEYFEATURES 5
2. CONNECTIONS&CONTROLS 6-15
2.1FRONT&REARPANELEA1450XT 6-7
2.2FRONT&REARPANELEA2250XT 8-9
2.3FRONT&REARPANELEA4150XT 10-11
2.4FRONT&REARPANELEA460-300XT 12-14
2.5SPEAKERIMPEDANCE&POWERWIREINFO 15
3. AMPLIFIERMOUNTING 15
4. WIREROUTINGANDCONNECTIONS 16
4.1MAINPOWERWIRES 16
4.2RCA&REMOTEWIRES 16
4.3LOUDSPEAKERWIRES 16
5. CROSSOVERADJUSTMENTS 17-19
5.1SELECTINGTHEOPERATIONMODE 17
5.2HIGHPASSCROSSOVERFREQUENCYADJUSTMENT 17
5.3LOWPASSCROSSOVERFREQUENCYADJUSTMENT 17
5.4SUBSONICHIGHPASSCROSSOVERADJUSTMENT 18
5.5INPUTGAINADJUSTMENT 18
5.6PHASE-SHIFTADJUSTMENT 19
6. TECHNICALSPECIFICATIONS 20-21
7. EMPHASERLIMITEDWARRANTY 38
7.1EMPHASERWARRANTYLIMITATIONS 38
8. WARRANTYCARD 39
CONTENTS
3
1. HAUPTMERKMALE 23
2. ANSCHLÜSSE&BEDIENUNGSELEMENTE 24-33
2.1.FRONT&REARPANELEA1450XT 24-25
2.2FRONT&REARPANELEA2250XT 26-27
2.3FRONT&REARPANELEA4150XT 28-29
2.4FRONT&REARPANELEA460-300XT 30-32
2.5LAUTSPRECHER-IMPEDANZ&STROMKABELINFOS 33
3. MONTAGEDESVERSTÄRKERS 33
4. VERKABELUNG/ELEKTRISCHERANSCHLUSS 34
4.1HAUPT-STROMKABEL 34
4.2CINCH-&REMOTEKABEL 34
4.3LAUTSPRECHERKABEL 34
5. EINSTELLUNGDERFREQUENZWEICHE 35
5.1WAHLDESOPERATIONS-MODUS 35
5.2HOCHPASSTRENNFREQUENZ 35
5.3TIEFPASSTRENNFREQUENZ 35
5.4SUBSONICHOCHPASSTRENNFREQUENZ 36
5.5ANPASSUNGDEREINGANGSEMPFINDLICHKEIT 36
5.5ANPASSUNGDESPHASE-SHIFTS 37
6. TECHNISCHESPEZIFIKATIONEN 20-21
7. EMPHASERGARANTIEBESTIMMUNGEN 38
7.1EMPHASERGARANTIEEINSCHRÄNKUNGEN 38
8. GARANTIEKARTE 39
INHALT
4
Congratulations!
And thank you for choosing this EMPHASER car audio amplifier! To maximize the per-
formance of this amplifier and your car audio system install, we recommend that you
acquaint yourself thoroughly with all capabilities and features of the EMPHASER ampli-
fier model you have purchased. Please read this manual carefully, before attempting
the installation. Please retain this manual and your purchasing/installation receipts for
futurereference.
IMPORTANTNOTICE:
IncaseyouareinstallingyourEMPHASERamplifierbyyourself,youshouldhaveyourinstal-
lation checked and approved by an authorized professional EMPHASER dealer/installer, in
ordertoqualifyforfullwarrantyprotectionandalso,toreachmaximumpower-outputandaudio
performancewithyourindividualcaraudiosystem.
Warning!Foryourownsafety,disconnectthenegativebatteryterminal(GND)and
removethemainfuse(ofexistingsysteminstalls)inthepositivepowercablenearthe
carbattery,beforeyoustartanyinstallationorwiringwork!
5
1.KEYFEATURES
KeyFeaturesEA-XTAMPS 1450
1CH
2250
2CH
4150
4CH
460-300
5CH
Quasi-ComplementaryN-Channel
MOS-FETAmplier
LowpassFilterControlRange:40–200Hz
with12dB/oct.
HighpassFilterControlRange:40–200Hz
with12dB/oct.
SubsonicFilterControlRangeforSub-CH:
10Hz–50Hzwith12dB/oct.
PhaseShiftControlRangeforSub-CH:
0°–180°continuouslyvariable
InputSensitivityControlRange:
0.2–6V
LevelRemoteControl
Sub-CH
25mm2MouldedPower
InputTerminals
6mm2MouldedSpeaker
OutputTerminals
6
2. CONNECTIONS&CONTROLS
2.1FRONTPANELEA1450XT
1 RCAINPUTSL/R-CH
Low-levelstereoRCAsignalinputforconnectiontotheline-outofthe
head-unit(sub-out).
2 INPUTGAINCONTROL
Inputgaincontrolpotentiometer,allowingtomatchtheoutputvoltageoftheheadunit’s
RCAline-outstotheamplifierinputsection.
3 PHASECONTROL
Phasecontrolpotentiometerfortherelativephaseadjustmentofthesubwoofer(s)
connectedtotheamplifieroutputterminals.
4 SUBSONICCROSSOVERFREQUENCYCONTROL
Crossover control potentiometer for the frequency adjustment of the 12 dB/oct.
subsonichigh-passfilter.
5 OPERATIONMODESWITCH
Switchtoselecttheoperationmodeoftheelectroniccrossoverdrivingtheamplifier
channel(s).
6 CROSSOVERFREQUENCYCONTROL
Crossover control potentiometer for the frequency adjustment of the 12 dB/oct.
low-passfilter.
7 REMOTELEVELPORT
Telephone jack input socket for connection with the dash-mounted level remote
unit.
7654321
7
2. CONNECTIONS&CONTROLS
2.1REARPANELEA1450XT
8 POWERLED/PROTECTIONLED
GreenPower-LED,signalingcorrectoperationoftheamplifier.Red“protection”LED,
signalingfaultyspeakerconnectionsorgeneralmalfunctionoftheamplifier.
9 GNDPOWERINPUTTERMINAL
Mouldeddirectpowerinputterminaltoconnecttheamplifiertothenegativeorground
wireofthevehicle.
10 REMOTEINPUTTERMINAL
Terminaltoconnecttheamplifiertotheautomatic(remote)turn-on/turn-offleadofthe
head-unit.
11 +12VPOWERINPUTTERMINAL
Mouldeddirectpowerinputterminaltoconnecttheamplifiertothepositive+12V
powerwireconnectedtothecarbattery.
12 FUSE
80AmpereMaxifuse.
13 SPEAKERTERMINALS
Moulded loudspeaker output terminals to connect loudspeakers. The MonoAmp
EA1450XTfeaturestwoparallelPlusandtwoMinuspoles.
8 9 1210 11 13
8
2.CONNECTIONS&CONTROLS
2.2FRONTPANELEA2250XT
1 RCAINPUTS
Low-levelstereoRCAsignalinputforconnectionwithline-outofthe
head-unit(sub-out).
2 INPUTGAINCONTROL
Inputgaincontrolpotentiometer,allowingtomatchtheoutputvoltageoftheheadunit’s
RCAline-outstotheamplifierinputsection.
3 SUBSONICCROSSOVERFREQUENCYCONTROL
Crossover control potentiometer for the frequency adjustment of the 12 dB/oct.
subsonichigh-passfilter.
4 HIGHPASSFREQUENCYCONTROL
Crossovercontrolpotentiometerforthefrequencyadjustmentofthe12dB/oct.
high-passfilter.
5 OPERATIONMODESWITCH
Switchtoselecttheoperationmodeoftheelectroniccrossoverdrivingtheamplifier
channel(s).
6 LOWPASSCROSSOVERFREQUENCYCONTROL
Crossovercontrolpotentiometerforthefrequencyadjustmentofthe12dB/oct.low-
passfilter.
7 REMOTELEVELPORT
Connectdash-mountedlevelremoteunitviatelephonejackinputsocket.
2 3 4 5 67
1
9
2.CONNECTIONS&CONTROLS
2.2REARPANELEA2250XT
8 POWERLED/PROTECTIONLED
GreenPower-LED,signalingcorrectoperationoftheamplifier.Red“protection”LED,
signalingfaultyspeakerconnectionsorgeneralmalfunctionoftheamplifier.
9 GNDPOWERINPUTTERMINAL
Mouldeddirectpowerinputterminaltoconnecttheamplifiertothenegativeorground
wireofthevehicle.
10 REMOTEINPUTTERMINAL
Terminaltoconnecttheamplifiertotheautomatic(remote)turn-on/turn-offleadof
thehead-unit.
11 +12VPOWERINPUTTERMINAL
Mouldeddirectpowerinputterminaltoconnecttheamplifiertothepositive+12V
powerwireconnectedtothecarbattery.
12 FUSE
80AmpereMaxifuse.
13 SPEAKERTERMINALS
Mouldedloudspeakeroutputterminalstoconnectloudspeakersinstereoor
bridgedmode.
8 12109 11 13
10
2. CONNECTIONS&CONTROLS
2.3 FRONTPANELEA4150XT
1 RCAINPUTS1/2-CH
Low-levelstereoRCAsignalinputforconnectionwithhead-unit.
2 INPUTGAINCONTROL1/2-CH
Inputgaincontrolfor1/2-CHamplifiersection-allowingtomatchtheoutputvoltage
ofthehead-unit‘sRCAline-outstotheamplifierinputsection.
3 SUBSONICCROSSOVERFREQUENCYCONTROL1/2-CH
Crossover control potentiometer for the frequency adjustment of the 12 dB/oct.
subsonichigh-passfilterofCH1/2.
4 OPERATIONMODESWITCH1/2-CH
Switchtoselecttheoperationmodeoftheelectroniccrossoverdriving1/2-CHsection
oftheamplifier.
5 CROSSOVERFREQUENCYCONTROL1/2-CH
Crossover control potentiometer for the frequency adjustment of the 12 dB/oct.
high-passfilterforCH1/2.
6 CROSSOVERFREQUENCYCONTROL3/4-CH
Crossover control potentiometer for the frequency adjustment of the 12 dB/oct.
high-passfilterforCH3/4.
7 OPERATIONMODESWITCH3/4-CH
Switchtoselecttheoperationmodeoftheelectroniccrossoverdriving3/4-CHsection
oftheamplifier.
8 SUBSONICCROSSOVERFREQUENCYCONTROL3/4-CH
Crossover control potentiometer for the frequency adjustment of the 12 dB/oct.
subsonichigh-passfilterforCH3/4subwoofers.
9 INPUTGAINCONTROL3/4-CH
Inputgaincontrolfor3/4-CHamplifiersection-allowingtomatchtheoutputvoltage
ofthehead-unit‘sRCAlineoutstotheamplifierinputsection.
10 RCAINPUTS3/4-CH
Low-levelstereoRCAsignalinputforconnectionwithhead-unit.
1 2 3 4 5 67 8 9 10
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