Radial Engineering JDX 48 User Manual

Radial Engineering JDX 48 User Manual

Amplifier direct box

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Amplifier Direct Box

User Guide

CAUTION: Please read safety disclosure
statement on the inside cover before
connecting your Radial JDX 48.
Radial Engineering Ltd.
1588 Kebet Way, Port Coquitlam BC V3C 5M5
Tel: 604-942-1001 Fax: 604-942-1010
email: info@radialeng.com
JDX 48

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Summary of Contents for Radial Engineering JDX 48

  • Page 1: User Guide

    JDX 48 Amplifier Direct Box User Guide CAUTION: Please read safety disclosure statement on the inside cover before connecting your Radial JDX 48. Radial Engineering Ltd. 1588 Kebet Way, Port Coquitlam BC V3C 5M5 Tel: 604-942-1001 Fax: 604-942-1010 email: info@radialeng.com...
  • Page 2 It is mandatory that your amplifier be connected to a loudspeaker or load box at all times. The JDX 48 does not provide a significant resistive load for an amplifier to safely operate. Damage may occur to your amp if the JDX 48 is used without a proper loudspeaker load.
  • Page 3: Table Of Contents

    Should you have any questions regarding the JDX 48 or it’s functions check our FAQ at www.radialeng.com. If you would like to share your experience with Radial products we invite you to contact us at info@radialeng.com. The JDX 48, one small step for mankind, one huge leap for tone fanatics!
  • Page 4: Design Concept

    DESIGN CONCEPT The JDX 48 differs from a standard DI like the Radial J48. A standard DI taps the output of the guitar before it is connected to an amplifier. The JDX 48 taps the output of your amplifier yielding a completely different sound.
  • Page 5: Applications

    Using the JDX 48 with a Microphone: Mixing the signal from the JDX 48 with a microphone is a great way to create new sounds. The JDX 48 can also be mixed with a clean direct box signal for a cool effect. For fun, try recording the JDX 48 and microphone to separate tracks that are panned hard left and right.
  • Page 6: Feature Set

    TO SPEAKER connects your amp to the BASS EXT Boosts bottom speaker through the JDX 48. Connec- end frequencies for bass. tion to a loudspeaker or a load box is mandatory. Please read the safety disclosure statement before connecting the JDX 48.
  • Page 7: Signal Flow

    SIGNAL FLOW To help you understand how the JDX 48 works take a few moments to trace the signal flow through the block diagram. BALANCED XLR OUTPUT TRANSFORMER REACTIVE LOAD ACTIVE ACTIVE POLARITY BANDPASS BALANCED REVERSE FILTER DRIVER FROM AMP...
  • Page 8: Making Connections

    1. Connect your amplifier’s speaker output to the FROM AMP ¼” jack on the JDX 48. 2. Connect the SPEAKER ¼” jack on the JDX 48 to your speaker cabinet. 3. Connect the XLR output to a mic preamp input on your mixing console using a standard XLR microphone cable up to 100m (300') in length.
  • Page 9: Using The Jdx 48

    You can also send the JDX 48 signal to the left speaker and the mic signal to the right speaker to create a stereo effect.
  • Page 10: Using With The Phazer

    The Radial Phazer is a line level, analogue phase controller that allows you to adjust the direct feed from the JDX 48 so that it is in phase (in time) with the mic’ed signal. Connect the Phazer to your mixing console using the insert point on the JDX 48's channel strip.
  • Page 11: Specifications

    Warranty: ........Radial 3-year, transferable Radial Engineering Ltd. JDX 48 Amp Direct Box...
  • Page 12 THREE YEAR TRANSFERABLE LIMITED WARRANTY RADIAL ENGINEERING LTD. (“Radial”) warrants this product to be free from defects in mate- rial and workmanship and will remedy any such defects free of charge according to the terms of this warranty. Radial will repair or replace (at its option) any defective component(s) of this product (excluding finish and wear and tear on components under normal use) for a period of three (3) years from the original date of purchase.

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