Radial Engineering BigShot i/o User Manual Download Page 1

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BigShot  i/o 

Owner’s Manual

True to the Music

Radial BigShot i/o users guide -  Part #: R870 1125 10 / 03-2021 
Subject to change without notice

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BigShot i/o User Guide

Radial Engineering

RADIAL LIMITED THREE YEAR 

TRANSFERABLE WARRANTY 

RADIAL ENGINEERING LTD. (“Radial”) warrants this product to be free from de-

fects in material 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. 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 

authorized 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 DESCRIBED 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, INCIDENTAL 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 PURCHASED.

BigShot i/o User Guide

Radial Engineering

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INPUT-1

 - ¼” jack for first 

instrument connection.

INPUT-2

 - ¼” jack for second 

instrument connection.

OUTPUT

 - ¼” jack connects 

to amplifier. 

TUNER

 - ¼” jack connects 

to tuner. 

9VDC - 

power jack connec-

tion for power supply (for 

LED’s only).

TUNER

 - switch determines 

whether the TUNER output 

is on all the time or only 

when MUTE footswitch is 

depressed. 

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TRIM

 - bypass switch for the TRIM 

level control. 

INPUT-2 LEVEL

 - control lets you 

reduce the level of the instrument 

connected to INPUT-2.

BRIGHT

 - three position switch 

counteracts any effects from the 

TRIM LEVEL control circuit and the 

capacitive filtering effects from long 

cables. 

MUTE

 - footswitch with LED turns 

the OUTPUT jack off for silent on-

stage tuning through the TUNER 

output. 

SELECT

 - footswitch with LED 

indicator toggles between INPUT-1 

and 2 to select the desired instru-

ment.

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IMPORTANT NOTICE! 

The Radial BigShot i/o is a passive switcher that is specifically designed for use 

with amplifiers with proper electrical safety grounds that have been approved by 

nationally recognized electrical authorities such as UL in the United States, CSA 

in Canada and other similar bodies in countries around the world.  
It is further understood that due to the unpredictable nature of connecting any 

number of different amplifiers and pedals together, using the BigShot i/o can 

pose a potential for electric shock, and as such, the user is completely respon

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sible for any and all consequences as these are beyond our control. 
This means that you are completely responsible to ensure the safe and proper 

use of the BigShot i/o and to clearly understand that using the BigShot i/o 

confirms you have taken full responsibility. If you are not 100% sure of your 

actions, please consult a qualified technician for advice before using this device 

or connecting any of your equipment to it.  

CAUTION: PLEASE READ THE IMPORTANT NOTICE ON 

THE BACK COVER BEFORE USING THE BIGSHOT i/o

FEATURES AND FUNCTIONS

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Radial Engineering Ltd.

#1165 - 1845 Kingsway Ave, 

Port Coquitlam BC V3C 1S9     

Tel: 604-942-1001 • Fax: 604-942-1010  

 

Email: [email protected]

Summary of Contents for BigShot i/o

Page 1: ...rs guide Part R870 1125 10 03 2021 Subject to change without notice CAUTION PLEASE READ THE IMPORTANT NOTICE ON THE BACK COVER BEFORE USING THE BIGSHOT i o Radial Engineering Ltd 1165 1845 Kingsway Ave Port Coquitlam BC V3C 1S9 Tel 604 942 1001 Fax 604 942 1010 Email info radialeng com ...

Page 2: ... MUTE footswitch is depressed 8 9 7 5 TRIM bypass switch for the TRIM level control INPUT 2 LEVEL control lets you reduce the level of the instrument connected to INPUT 2 BRIGHT three position switch counteracts any effects from the TRIM LEVEL control circuit and the capacitive filtering effects from long cables MUTE footswitch with LED turns the OUTPUT jack off for silent on stage tuning through ...

Page 3: ... TUNER allows a tuning device to be connected for quiet on stage tuning The BigShot i o is ideally suited for any high impedance instrument such as guitars basses and keyboards CONNECTING THE BIGSHOT I O To power the LED s the BigShot i o requires an external 9VDC Boss style power supply wired center pin negative Before making any connections con firm your amplifier is turned off and the volume co...

Page 4: ...ts to INPUT 2 Strum each guitar and use the SELECT footswitch to toggle between instruments Adjust the TRIM LEVEL control until the instrument levels match TRIM SWITCH The TRIM LEVEL control would generally not be used if you are selecting between two identical guitars such as a backup guitar It may be switched out of the circuit using the TRIM slider switch BRIGHT SWITCH This 3 position switch is...

Page 5: ...ly switchers that do not click are the types that employ photocells like the Tonebone Bassbone These units ramp up and down the signal to avoid the on off click What is the difference between the BigShot i o and the Tonebone Bassbone Both allow you to select between two instruments but the BigShot i o is passive while the Bassbone is a preamp and employs active Class A buffering The BigShot i o is...

Page 6: ...ES 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 DESCRIBEDABOVE OF THREE YEARS RADIAL SHALL NOT BE RESPONSIBLE OR LIABLE FOR ANY SPECIAL INCIDENTAL OR CONSEQUENTIAL DAMAGES OR LOSS ARISING FROM THE USE OF THIS PRODUCT THIS WARRANTY GIVES YOU SPECIFIC LEGAL RI...

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