JBL VTX Series Wiring Manual

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Contents

JBL VTX Series Wiring Manual Manual pdf 6 page image

6The discrete wiring mode reduces the number of cables required to wire a subwoofer system to a minimum, howeverthis is at the expense of flexibility. Since multiple enclosures are powered and processed by the same pair of amplifierchannels, DSP parameters such as presets or delay can only be applied to groups of subwoofers, not individual sub-woofers. For optimum flexibility, one subwoofer per amplifier channel (parallel wiring mode) is recommended since itis more convenient to implement cardioid subwoofer configurations and Electronic Delay Steering (EDS). Parallel modeoperation and adapter cable accessories are discussed in the following sections.I-Tech 4x3500HD Standard Wiring (Discrete Mode):The same wiring configuration can be achieved with the Crown 4x3500HD amplifier by using 2 x NL4 cables and 2 x NL4jumpers as shown below:NL4 Wiring CH1/2Pin 1 ± Channel 1Pin 2 ± Channel 2NL4 Wiring CH3/4Pin 1 ± Channel 3Pin 2 ± Channel 4CH1 CH2CH3 CH4Crown I-Tech 4x3500HD