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TECHNICAL SPECIFICATIONS OF SDX4.1

AJUSTING THE HP AND LP FILTERS:

High pass filter: blocks frequencies below the set value with 
attenuation of 12 dB/oct;
Low pass filter: blocks frequencies above the set value with 
attenuation of 12dB/oct.

From the experience of our technical consultants who assist in 
adjusting the sound systems of our customers, we created a 
guide with some suggestions for signal cuts and signal ways of 
use in SDX4.1. However, we advise that for better information 
on the ideal cut-off frequencies for your sound system, refer to 
the  manufacturer  of  your  speakers  and  audio  equipment. 
Suggestions therefore are not rule and may change according 
to each system and costumer desire, but serve as a reference 
in case of doubt.
                
                
             

        

High Output: The High Output receives audio signal through 
the Front In, the following settings are possible in this way: 
HPF, LPF, Level adjustment and On / Off switch (mute). This 
way doesn't have LPF, having returns up to 100kHz.

HPF (High pass filter): Of 12dB/oct, with variable adjustment 
up to  100kHz;
Level Adjustment: Adjusts the audio signal level of the used 
way;
On/Off Switch key: Lets you turn off the audio signal the way, 
without changing the Level.

      Mid  High  Output  : 

The  Mid  High  Output  receives  audio 

signal through the Front In, the following settings are possible 
in this way: HPF, LPF, Level adjustment and On / Off switch 
(mute).

HPF: High pass filter of 12dB/oct, with variable adjustment 
between 550Hz and 3kHz;
LPF:  Low  pass  filter  of  12dB/oct  with  variable  adjustment 
between 4 kHz e 20kHz;
Level Adjustment: Adjusts the audio signal level of the used 
way;
On/Off Switchkey: Lets you turn off the audio signal of the 
way, without changing its Level.

Summary of Contents for SDX4.1

Page 1: ...English Owner s Manual...

Page 2: ...PACKAGE CONTENTS 1 Crossover SDX4 1 1 Owner s Manual 1 Promotional Sticker...

Page 3: ...nded to install it directly on subwoofer boxes Use shielded RCA cables to avoid the chance of getting any noise in your sound system Install and wrap the cables properly away from any sharp parts of t...

Page 4: ...fuse installed close to the battery The negative GND cable should be connected to the negative of the battery or to the ground spot closest to the ampli er in order to avoid unwanted noises on your s...

Page 5: ...outputs 0 180 phase adjustment in the Low Rear output Front rear input selection in the Low output Bass boost adjustment in the Low output Frequency response 1dB 10Hz to 100kHz Input impedance 10K Ohm...

Page 6: ...st adjustment In nite level adjustment at 0dB On O mute switch key Mid Low Output Front Low input signal selection by switch key 50 Hz to 400 Hz variable 12dB oct HPF 30 Hz to 5 kHz variable 12db oct...

Page 7: ...5 SDX4 1 AUDIO INPUT AND OUTPUT CONNECTION SCHEMATICS Subwoofers Front output Rear output Output for another ampli er or crossover...

Page 8: ...vely to send audio to the Low output This input can be connected to the Rear or Sub outputs of the car radio if it is available in the device used Connection to the Low Rear input is not mandatory and...

Page 9: ...djust and On O key Mid Low Output This way receives signal from the Front in audio input the following settings are possible HPF LPF LevelAdjust e On O key HPF High Pass Filters of 12dB oct with varia...

Page 10: ...f doubt High Output The High Output receives audio signal through the Front In the following settings are possible in this way HPF LPF Level adjustment and On O switch mute This way doesn t have LPF h...

Page 11: ...enta o sa da m dulos de inje o eletr nica igni o e chave de partida Fa a sempre um bom aterramento do tipo em estrela com todos os cabos GND partindo do mesmo ponto Caso o problema persista encaminhe...

Page 12: ...xposure to adverse conditions weather humidity etc Damage caused by fall impact or natural depreciation caused by transport and or handling risks or smashings Product was purchased more than 12 months...

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