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Radial KL-8™ Owner’s Manual -  Part # R870 1044 00 / 01-2019 

Specifications and appearance are subject to change without notice.

Radial Engineering Ltd.

1588 Kebet Way, Port Coquitlam BC  V3C 5M5

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

email:  [email protected] • web:  www.radialeng.com

RADIAL ENGINEERING LTD.

3 YEAR TRANSFERABLE WARRANTY

RADIAL ENGINEERING LTD. (“Radial”) warrants this product to be free from defects in material and work-

manship 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. In 

the event that a particular product is no longer available, Radial reserves the right to replace the product 

with a similar product of equal or greater value. To make a request or claim under this limited warranty, the 

product must be returned prepaid in the original shipping container (or equivalent) to Radial or to an autho-

rized Radial repair center and you must assume the risk of loss or damage. A copy of the original 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 limited 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 THOSE ON THE FACE HEREOF AND DE-

SCRIBED ABOVE.  NO WARRANTIES WHETHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT 

LIMITED TO, ANY IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR 

PURPOSE SHALL EXTEND BEYOND THE RESPECTIVE WARRANTY PERIOD DESCRIBED ABOVE 

OF THREE YEARS. RADIAL SHALL NOT BE RESPONSIBLE OR LIABLE FOR ANY SPECIAL, INCIDEN-

TAL OR CONSEQUENTIAL DAMAGES OR LOSS ARISING FROM THE USE OF THIS PRODUCT.  THIS 

WARRANTY  GIVES YOU  SPECIFIC  LEGAL  RIGHTS, AND YOU  MAY ALSO  HAVE  OTHER  RIGHTS, 

WHICH  MAY  VARY  DEPENDING  ON  WHERE  YOU  LIVE AND  WHERE  THE  PRODUCT  WAS  PUR-

CHASED.

To meet the requirements of California Proposition 65, it is our responsibility to inform you of the following: 

WARNING:

 This product contains chemicals known to the State of California to cause cancer, birth defects 

or other reproductive harm.

Please take proper care when handling and consult local government regulations before discarding.

All trademarks belong to their respective owners. All references to these are for example only and are 

not associated with Radial.

CAUTION: The KL-8 is equipped with a high output headphone amplifier 

that is able to drive headphones with impedances that can range from 8 
Ohms to 400 Ohms. Prolonged exposure to high sound pressure levels 
can cause tinnitus or even permanent hearing damage.  As the KL-8 is 
intended to be used by professionals, it is understood that the user is 
responsible for proper use.  Please consult your local health authority 
guidelines to ensure you do not put yourself at risk. Radial Engineering 
Ltd. shall not be held responsible for misuse.

Summary of Contents for KL-8

Page 1: ...pearance are subject to change without notice Copyright 2019 Radial Engineering Ltd Radial Engineering Ltd 1588 Kebet Way Port Coquitlam BC V3C 5M5 tel 604 942 1001 fax 604 942 1010 email info radiale...

Page 2: ...uently asked questions how to videos and updated drivers for use with Windows computers You can also submit your own questions if you are still in need of additional information and we will do our bes...

Page 3: ...sets of outputs can also be summed to mono for use with systems that have limited channel availability Dual 1 4 headphone outputs are also included for local monitoring and testing A cue system allows...

Page 4: ...stem ON activates these outputs MONO sums the left and right channels together PHONES TRS headphone outputs with level control USB SELECT Switches between primary and backup USB connections AUX RETURN...

Page 5: ...king connection for external switching power supply USB ASSIGN Changes the routing of the audio to and from the USB connec tions for use on stage LIVE or in the studio RECORDING MAIN OUTPUTS Balanced...

Page 6: ...d to feed a PA system recording interface or a set of powered speakers via balanced XLR cables Connect the MAIN OUTPUTS to your primary audio system and the MONITOR OUTPUTS to a pair of powered speake...

Page 7: ...hes have been disengaged the red CUE LED will turn off and the headphone outputs will be fed a copy of the overall mix so you can hear what will feed the Monitor outputs If you turned up the headphone...

Page 8: ...the MAIN outputs This allows you to monitor a signal locally through the KL 8 without sending it out to the audience AUX RETURN ASSIGN ALL OUPUTS MONITOR AND HEADPHONES ONLY If the optional JR1 L lat...

Page 9: ...n your connected devices You can also use an external JR1 L footswitch to control this feature remotely when the JR1 L is connected it will disable the USB SELECT switch on the KL 8 but the LEDs on th...

Page 10: ...ty of the time especially when using the mixer during a performance Live Recording When the USB ASSIGN switch is engaged the KL 8 is in RECORDING mode and the USB audio output from the computer is sen...

Page 11: ...rol a soft synth connect the MIDI output of your keyboard to the MIDI IN on the KL 8 using a standard MIDI 5 pin DIN connector Please refer to your DAW s manual for instructions on how to set up a MID...

Page 12: ...odating for larger setups that require more than four keyboards To link two or more KL 8s connect a 1 4 TRS cable from the LINK SEND of the first unit to the LINK RECEIVE of the next KL 8 The last KL...

Page 13: ...referred to 28 dBu 102 dB A Weighted THD N 0 01 100Hz to 20kHz 0 dBu 80 dB HEADPHONE OUTPUTS Maximum Output 0 4 W into 15 8 3 VRMS max Output Impedance 51 Input Gain Range 80 dB to 10 dB USB DIGITAL C...

Page 14: ...True to the Music Radial Engineering Ltd KL 8 Owner s Manual Notes...

Page 15: ...True to the Music Radial Engineering Ltd KL 8 Owner s Manual Notes...

Page 16: ...modification by any other than an authorized Radial repair center THERE ARE NO EXPRESSED WARRANTIES OTHER THAN THOSE ON THE FACE HEREOF AND DE SCRIBED ABOVE NO WARRANTIES WHETHER EXPRESSED OR IMPLIED...

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