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Radial Engineering BigShotABY User Manual

Radial Engineering BigShotABY
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www.radialeng.com
Radial Engineering
1638 Kebet Way, Port Coquitlam BC V3C 5W9
Tel: 604-942-1001 Fax: 604-942-1010
email: info@radialeng.com
BigShot ABY
Owner’s Manual
True to the Music
Radial Engineering is a division of C•TEC (JP CableTek Electronics Ltd.)
Radial BigShot ABY users guide Sept. 2005, V1.0 - Part #: R870 1120 00
Subject to change without notice
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BigShot ABY User Guide
Radial Engineering
RADIAL LIMITED THREE YEAR TRANSFERABLE WARRANTY
Radial Engineering - a division of JP Cabletek Electronics Ltd. warrants this product to be
free from defects in material and workmanship to the original owner and will remedy any
such defects free of charge according to the terms of this warranty. Radial Engineering
will repair or replace at its option any defective component(s) of this product, excluding the
nish, the footswitch (footswitch is warranted for 90 days) and wear and tear from 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 Engineering 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 Engineering or to an authorized repair centre 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 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
modifi cation by any other than an authorized repair centre.
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 ENGINEERING SHALL NOT BE RESPONSIBLE OR LIABLE FOR ANY SPE-
CIAL, 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.
BigShot ABY User Guide
Radial Engineering
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INPUT jack connects the cable
from your instrument.
TUNER jack common output
that can be used for an elec-
tronic tuner. It is always on.
OUTPUT-A jack connects to
your main amp.
OUTPUT-B jack connects to
your second amp.
TOGGLE footswitch selects
between output A or B.
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BOTH footswitch turns outputs A
and B on at the same time.
ISO switch engages the internal
isolation transformer on output B
to eliminate ground loop hum.
180º switch reverses the phase
on output B. This switch only
works when the ISO transformer
is engaged.
LIFT switch disconnects or ‘lifts’
the ground from the cable shield
on output B.
IMPORTANT NOTICE!
The Radial BigShot ABY is a passive switcher that is specifi cally designed for use
with amplifi ers 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 amplifi ers and pedals together, using the ABY can pose a
potential for electric shock, and as such, the user is completely responsible 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 ABY and to clearly understand that using the BigShot ABY
confi rms you have taken full responsibility. If you are not 100% sure of your ac-
tions, please consult a qualifi ed 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 ABY
FEATURE AND FUNCTIONS
Part # R800 7200
Question and Answer IconNeed help?

Do you have a question about the Radial Engineering BigShotABY and is the answer not in the manual?

Radial Engineering BigShotABY Specifications

General IconGeneral
BrandRadial Engineering
ModelBigShotABY
CategoryMusical Instrument Amplifier
LanguageEnglish

Summary

Feature and Functions

INPUT and Output Jacks

Connects instrument to INPUT, OUTPUT-A to main amp, OUTPUT-B to second amp.

Tuner Output Jack

Provides an always-on output for an electronic tuner.

Footswitches: Toggle and Both

TOGGLE selects between outputs A or B; BOTH activates both outputs simultaneously.

Output B Switches: ISO, 180°, LIFT

Switches for isolation transformer, phase reversal, and ground lift on Output B.

Important Safety Notice

Limited Three Year Transferable Warranty

Connecting and Testing the BigShot ABY

Initial Connection Procedure

Connect guitar to INPUT, OUTPUT-A to main amp, OUTPUT-B to second amp.

Testing and Troubleshooting

Test amps at low volume, check hum with LIFT/ISO switches, and test for phase.

Using the BigShot ABY

Switching A/B and A Plus B Operation

Explains how to toggle between amps or play both simultaneously.

Pedalboard Placement

Recommends placing the ABY last in the signal chain; allows experimentation.

Tuner Output Usage

Connect electronic tuner to TUNER output for on-the-fly tuning.

Tuning Mute Functionality

Use the toggle switch to mute the amp and send signal to the tuner.

Frequently Asked Questions (FAQ)

Channel Switching on Two-Channel Amps

Use OUTPUT-A and OUTPUT-B to switch channels on a two-channel amp.

Vintage Amps with 2-Prong Plugs

Addresses safety concerns with 2-prong plugs and ground loops.

BigShot ABY vs. Tonebone Switchbone

Compares BigShot ABY's passive design to the active Switchbone.

Transformer Tone Impact

Explains tonal shift from ISO transformer and how to compensate.

Absence of LED Indicators

Explains absence of LEDs due to cost and size considerations.

Switching Click Noise

Explains that clicking is normal for passive switchers.