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IRIDIUM-SERIES 

AMPLIFIER 

 

OWNER’S MANUAL 

 

GZIA 1.1450DX-II 

 

 

 

 

Features  

 

 

High efficient class D amplifier  

 

1 Ohm stable mono  

 

High-level input with Auto-On  

 

Up to 12 dB adjustable bass boost (@45 Hz) 

 

Phase shift switch (0°/180°)  

 

Adjustable input sensitivity 

 

Bass remote control   

 

Thermal / short circuit / overload protection 

 
 
 
 
 

Summary of Contents for IRIDIUM SERIES

Page 1: ...0DX II Features High efficient class D amplifier 1 Ohm stable mono High level input with Auto On Up to 12 dB adjustable bass boost 45 Hz Phase shift switch 0 180 Adjustable input sensitivity Bass remote control Thermal short circuit overload protection ...

Page 2: ...ays separated from speaker wiring The amplifier contains a temperature protection circuit that turns the device off in case of overheating After a cooling time it will turn on again automatically To avoid heat buildup sufficient air supply for cooling must be provided Never cover the surface of the heatsink entirely The amplifier should not be mounted on a strongly vibrating part or surface e g su...

Page 3: ...3 Controls Features GZIA 1 1450DX II ...

Page 4: ...Controller to adjust the input sensitivity 6 BASS BOOST control Controller to adjust the bass boost level 0 to 12 dB at 45 Hz 7 LOW PASS LPF control To adjust the required crossover point Frequencies above the selected crossover point will be filtered 30 Hz to 250 Hz 8 HIGH LEVEL input Instead of using the RCA input 4 the high level input can be used To connect the speaker output of the head unit ...

Page 5: ...5 RCA input wiring GZIA 1 1450DX II ...

Page 6: ...6 Highlevel input wiring GZIA 1 1450DX II ...

Page 7: ... A 750 W 1 THD N Max Power 2 Ω 850 W 10 THD N RMS Power 1 Ω CEA Standard CEA 2006 A 1250 W 1 THD N Max Power 1450 W 10 THD N Damping factor 100 Low pass filter 30 Hz 250 Hz 12 dB Oct Bass boost 0 12 dB 45 Hz Frequency response 10 Hz 250 Hz 1 dB Input sensitivity 200 mV 6 V 5 Bass remote Fuse s 3x 40A Dimensions w x h x l mm 192 x 49 x 360 Dimensions w x h x l inch 7 56 x 1 93 x 14 17 ...

Page 8: ... PRO LED turned to red Check for speaker short or amplifier overheating Device does not turn on Power supply of the amplifier Check power wire or connections Remote wire powered RCA input mode Check remote wire connection to the head unit No sound on one channel Speaker wiring undamaged Check for short circuit or open connections Input signal on both RCA leads Reverse left and right RCA inputs to ...

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