JFA Electronicos J4 Pro Скачать руководство пользователя страница 4

IMPORTANT RECOMMENDATIONS:

A The recommended wiring gauge is 1.5mm² for the positive-negative wires and 0.50mm² for 
the  wires  of  the  remote.  The  J4  Pro  Processor  must  be  attached  to  a  stable  base  and  easily 
accessible, away from heat sources. It is not recommended to install the product on the sides of 
the speakers due to vibration. Do not attach directly to the bodywork of the vehicle.
Never  feed  the  J4  Pro  Processor  from  the  vehicle's  original  wiring.  To  avoid  noise  pickup,  use 
shielded signal cables. These can not be passed together with the power cables and should be 
as short as possible. Observe the cable crossing points. Sharp edges of the bodywork or sharp 
corners can cut them, causing future problems.

The  J4  Pro  Processor  must  be  connected  before  the  ampliers.  Failure  to  do  so  may  result  in 
damage to the speakers. For the purpose of safe operation of the ampliers, the J4 Pro processor 
has a REMOTE OUT output, which sends the + 12V signal after the crossover is activated.

CONNECTION DIAGRAM

IMPORTANT:

 Any connection of the power, input or output connectors should only be 

made with the appliance switched off.

Connect on
RCA output

main

player

Connect the power cables according to the diagram below.
Check out the example of how the outputs can be congured, remembering that the outputs can 
be congured in other ways.

Connect on

remote input

two ampliers

Connect on

remote output

player

Amplier

1

Output 1

Amplier

2

Output 2

Amplier

3

Output 3

Amplier

4

Output 4

Adjust level

input

Содержание J4 Pro

Страница 1: ...AUDIO PROCESSOR PRO USER MANUAL ...

Страница 2: ...AUDIO PROCESSOR PRO ...

Страница 3: ...gured independently It has a display for real time visualization of input and output levels simulating the function of an oscilloscope as well as a potentiometer for adjusting the maximum level of input audio Led indicators MUTE LIMITER per channel MUTE switch per channel Level adjustment maximum input Input L e R Output 1 2 3 e 4 Battery Positive _ GND REM Output REM Input ...

Страница 4: ...odywork or sharp corners can cut them causing future problems The J4 Pro Processor must be connected before the ampli ers Failure to do so may result in damage to the speakers For the purpose of safe operation of the ampli ers the J4 Pro processor has a REMOTE OUT output which sends the 12V signal after the crossover is activated CONNECTION DIAGRAM IMPORTANT Any connection of the power input or ou...

Страница 5: ...can consult it whenever necessary Usage Time Pink noise Pro le Selection Select return button Directional arrows Scroll level selector in the submenus Crossover Delay Limiter EQ Channel Equalization Output level HOME MENU NAVIGATION SCROLL Pressing the selector button and the directional arrow blocks and unlocks access the settings 1 4 2 4 3 4 4 4 ...

Страница 6: ...ge Vpp level of the independent outputs Vpp level of inputs Customizable presentation text Pressing the screen for 5 seconds of the level meter enters the of the presentation text To exit simply press the central key Supports up to 16 characters ...

Страница 7: ...LEVEL Level adjustment independent Master level adjustment SEMI PARAMETRIC EQUALIZER Memory for 3 custom settings Allows you to adjust the frequency and the gain of each band ...

Страница 8: ...ber Input R L R or R routing High pass lter frequency High pass lter type See addendum 1 Low pass lter frequency Low pass lter type See addendum 1 SCREEN 1 4 Changes the phase by 0 or 180 Delay signal in millimeters SCREEN 2 4 ...

Страница 9: ...er Turns the limiter function on off Value in dB and Vpp of the point of limiter s performance Limiter response time Limiter recovery time SCREEN 3 4 SCREEN 4 4 Adjusting the frequency and factor of merit Q Parametric equalizer ...

Страница 10: ... settings In each pro le up to 3 semi parametric equalizations can be con gured Allows you to download settings from one pro le to another Sample copy of PROFILE 1 for PROFILE 2 Allows you to download settings from one pro le to another ...

Страница 11: ...PINK NOISE TIME Time Reset of work Time Reset of work Output range adjustment On Off General usage counter of the processor ...

Страница 12: ...BES Bessel and LK Link Witz in addition to OFF lters off BUT cuts in 6 12 18 24 dB 8ª BES cuts in 12 24 dB 8ª LK cuts in 12 24 36 48 dB 8ª ADDENDUM 02 LIMITER USE OF THRESHOLD ATTACK AND RELEASE THRESHOLD De nes from which level the limiter acts The range can be adjusted from 1 4 to 7 0 Vpp Limiter starts to act from of this level ...

Страница 13: ...dvantage Desvantagem 1 The system receives a rst Peak until it enters into action Recomendado 1 For audios that have a following sequence of fast transients 1 Back rmness impact and punch the audio beats ATTACK Fast RELEASE Fast Advantage Disadvantage 1 Loss of audio dynamics Recommended 1 When you want more protection 2 When you want to highlight less audible harmonics increasing the feeling of t...

Страница 14: ...al harmonic distortion THD 20Hz to 30kHz signal to noise ratio Phase Delay Maximum input level Maximum output level Bar graph Dimensions in millimeters W x H x D Weight in grams 2 4 20Hz to 20kHz 15 bands 10 to 10dB 1 band 12 to 12dB 20Hz to 20KHz off 6 12 18 24 36 and 48dB 8 0 002 at 1kHz 90dB 0 and 180 0 to 287cm 3 8Vpp 10KΩ 15Vpp 470Ω 0 to 6Vpp with hold peaks 202 x 103 x 43 480 ...

Страница 15: ...AUDIO PROCESSOR PRO ...

Страница 16: ...www jfaeletronicos com See all the automotive line products on our website ...

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