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Related Manuals for JFA Electronicos J4 Pro
Summary of Contents for JFA Electronicos J4 Pro
- Page 1 AUDIO PROCESSOR USER MANUAL...
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Page 2: Audio Processor
AUDIO PROCESSOR... - Page 3 PRESENTATION The J4 PRO Processor is a digital audio processor with 2 inputs and 4 outputs, which can be congured 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.
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Page 4: Connection Diagram
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. - Page 5 GRAPHIC SCREEN AND NAVIGATION SYSTEM We recommend that when working with the J4 Pro Processor, always keep the instruction manual handy so that you can consult it whenever necessary. HOME MENU Output level Equalization Crossover / Delay / Limiter / EQ Channel...
- Page 6 LEVEL METER (OSCILLOSCOPE FUNCTION) Customizable presentation text Peak storage Vpp level of the independent outputs Vpp level of inputs 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...
- Page 7 LEVEL Master level adjustment Level adjustment independent SEMI-PARAMETRIC EQUALIZER Memory for 3 custom settings Allows you to adjust the frequency and the gain of each band...
- Page 8 X-OVER SCREEN 1/4 Output channel number 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 2/4 Changes the phase by 0 ° or 180 ° Delay signal in millimeters...
- Page 9 X-OVER SCREEN 3/4 Output channel number 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 4/4 Parametric equalizer Adjusting the frequency and factor of merit "Q”...
- Page 10 PROFILE 3 Proles to save processor settings In each prole, up to 3 Allows you to download settings semi-parametric equalizations from one prole to another can be congured Sample copy of PROFILE 1 for PROFILE 2 Allows you to download settings from one prole to another...
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Page 11: Pink Noise
PINK NOISE On/Off Output range adjustment TIME Time Reset Time Reset of work of work General usage counter of the processor... - Page 12 ADDENDUM 01 - FILTER OPTIONS FOR THE X-OVER The J4 PRO processor has 3 lter structures for cutting in the X-OVER menu, BUT = Butte Work, BES = Bessel and LK = Link Witz, in addition to OFF = lters off.
- Page 13 RELEASE Slow (Mode AUTO 1 - For all types of audio where you want a reproduction Recomendado of J4 Pro) closest to the original 1- Preserves the dynamics and "Robust" of the audio Advantage 2 - Discreet and smooth performance...
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Page 14: Technical Characteristics
TECHNICAL CHARACTERISTICS Input channels Output channels Frequency response 20Hz to 20kHz Master semi-parametric equalizer 15 bands -10 to + 10dB Parametric equalizer per channel 1 band -12 to + 12dB DSP lter, 24-bit hi-pass and low-pass 20Hz to 20KHz, (off / 6/12/18/24/36 and 48dB / 8 °) Total harmonic distortion (THD) 0.002% at 1kHz 20Hz to 30kHz signal to noise ratio... - Page 15 AUDIO PROCESSOR...
- Page 16 See all the automotive line products on our website. www.jfaeletronicos.com...