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True to the Music

www.rad

ialeng.

com

®

True to the Music

®

User Guide

Headload Prodigy

Load Box and Amp DI

www.radialeng.com

Radial Engineering Ltd.

1588 Kebet Way,  Port Coquitlam

British Columbia, Canada, V3C 5M5      

tel: 604-942-1001 • fax: 604-942-1010  

 

email: [email protected]

Summary of Contents for Headload Prodigy

Page 1: ... com True to the Music User Guide Headload Prodigy Load Box and Amp DI www radialeng com Radial Engineering Ltd 1588 Kebet Way Port Coquitlam British Columbia Canada V3C 5M5 tel 604 942 1001 fax 604 942 1010 email info radialeng com ...

Page 2: ...and proper power transfer NEVER EXCEED THE PRODIGY S 120 WATT POWER RATING and always match the impedance Ex ceeding this power can cause the Headload prodigy to overheat which could damage the unit The Headload Prodigy speaker connections employ switching jacks that reroute the signal to the amp and or internal load resisters DO NOT DISCONNECT CABLE AT SPEAKER BOX END AND LEAVE IT CONNECTED TO TH...

Page 3: ... half volume or turn it completely off for quiet on stage performance or late night recording Best of all the Prodigy has been designed to be straight forward and easy to use However as with all products making sure you understand the features will not only improve your musical experience it will ensure your equipment is safe from damage due to misuse So please take a few minutes to read through t...

Page 4: ... by toggling pin 2 and pin 3 at the XLR out to correct acoustic resonance or to help phase align the direct out with a microphone 6 POWER LED indicator lets you know the Prodigy is activated 7 Handle Makes it easy to carry your Prodigy around the studio may be removed for rack mounting 8 Steel Case Solid 14 gauge steel outer shell shields the inner electronics from disruptive magnetic fields gener...

Page 5: ...or recording or external effects processor 14 PRE EQ Pre JDX direct output sends the unaffected dry direct signal from your amp to feed another stage amp or effects 15 100 Output output delivers full output of your amp to the speaker cabinet 16 From AMP input connects signal from your amp head output to the Prodigy 17 50 Output output is used to attenuate the volume for quiet on stage performance ...

Page 6: ...rom the head to the speaker cabinet The Prodigy does not have a power switch As soon as you connect the power supply it will automatically turn on and the front panel power LED will illuminate A handy cable clamp is provided that can be used to secure the power supply if needed Simply loosen with a hex key slip the power supply cable into the cavity and tighten Set the Prodigy controls to the star...

Page 7: ...reactive load that captures both the sound of your amp head and the back electromotive impulse from the loudspeaker It has no audible effect to your amp sound a Connect the output from your amp to the Prodigy FROM AMP input b Connect the 100 output from the Prodigy to your speaker cabinet c Connect the XLR output from the Prodigy to the PA mixer or recording preamp d Connect the power adaptor to t...

Page 8: ...our amp and slowly increase the volume When testing it is good practice to keep the volume level down low to ensure proper connec tions have been made before turning up This can prevent connection spikes from damaging sensitive components Amp Mixer Amp Cab Mixer 2 Using the Prodigy to attenuate your amp by 50 Here the Prodigy reduces the output level on your amp so that it sounds about half as lou...

Page 9: ...ch as bass or drums entering the mic makes it difficult to solo the instrument With the Prodigy direct out all of these problems simply go away You get consistency night after night gig after gig and from one recording to the next The JDX output is set to mic level in order to match up with other mics on stage This makes it possible to feed a traditional snake or mic splitter which in turn can fee...

Page 10: ...riginal dry sound from your guitar amp head and attenuates it so that it can be used to drive another guitar amp digital modeling device effects pedals or maybe a JDI direct box so that you can then process the sound in your digital workstation or reamp it in the future Wet Output post JDX This parallel output produces the same processed or wet signal as the JDX only here it is unbalanced This mea...

Page 11: ...you quickly tailor the tone as needed Start with the EQ settings at 12 o clock and adjust as you see fit Using Headphones Finally one of the coolest features on the Prodigy is the headphone out which will work with most headphones from 8 Ohms to 400 Ohms and lets you quietly practice using your amp to create the signal It is equipped with a dedicated level control and TRS connection Note that the ...

Page 12: ...y will change the tone depending on room acoustics and the effects of comb filtering Combining the mic d sound with the Prodigy s JDX direct output can lead to great results Try reversing the polarity to improve the phase relationship between the two signals and then for fun try moving the distant mic around Simply find the setting that sounds best to your ears Using the Ground Lift A common probl...

Page 13: ...m2 14 awg 1 5mm2 14 awg 1 0mm2 16 awg 1 5mm2 14 awg 3 meters 10 1 5mm2 14 awg 2 5mm2 12 awg 1 5mm2 14 awg 1 5mm2 14 awg 3 7 meters 12 2 5mm2 12 awg 2 5mm 2 12 awg 1 5mm 2 14 awg 2 5mm 2 12 awg 4 9 meters 16 2 5mm2 12 awg 4 0mm2 10 awg 1 5mm2 14 awg 2 5mm2 12 awg 5 5 meters 18 4 0mm2 10 awg Do not use 2 5mm2 12 awg 2 5mm2 12 awg 6 0 meters 20 Do not use Do not use 2 5mm2 12 awg 2 5mm2 12 awg Connec...

Page 14: ...KER OUTPUT THROUGH TO LIVE SPEAKER CABINET LINE OUTPUT SPEAKER 50 LEVEL OUTPUT VARIABLE ATTENUATOR WITH LOAD BANK ATTENUATOR GROUND LIFT BUFFER EQUALIZER BUFFER EQUALIZER LOW FREQUENCY HIGH FREQUENCY LOW PASS FILTER PHASE INVERTER PHASE REVERSE OUTPUT BALANCED HEADPHONE AMPLIFIER HEADPHONE OUTPUT LINE AMPLIFIER LINE OUTPUT LINE LEVEL HEADPHONE LEVEL 11 ...

Page 15: ...RODIGY Audio Circuit Type Passive attenuation circuit with active equalization Frequency response Shaped to emulate a classic guitar cabinet Gain 30dB 42dB Noise floor 106dBu Maximum input 130 watts continuous Total harmonic distortion 0 05 Intermodulation distortion 0 05 Input output impedance 8Ω speaker load Output level max 1KHz 17dBu Output level max 20Hz 14dBu Size W D H weight 6 x 10 25 x 3 ...

Page 16: ...nal invoice showing date of purchase and the dealer name must accompany any request for work to be performed under this limited and transferable warranty This warranty shall not apply if the product has been damaged due to abuse misuse misapplication accident or as a result of service or modification by any other than an authorized Radial repair center THERE ARE NO EXPRESSED WARRANTIES OTHER THAN ...

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