
2 Ditto X4 Looper User Manual
Table of Contents
Important Safety Instructions ...................................... 3
Legal Disclaimer ............................................................. 3
Limited warranty ............................................................ 3
1. Introduction ............................................................... 4
2. Setup ........................................................................... 4
3. Hookup ....................................................................... 5
4. Controls ...................................................................... 7
5. Creating Loops ........................................................... 8
Recording a single loop............................................................ 8
Overdubbing ................................................................................ 8
Undo ................................................................................................ 8
Redo ................................................................................................ 8
Using undo/redo creatively .................................................... 8
Stopping loop playback/recording ...................................... 8
Stopping loop playback/recording and
deleting the loop ........................................................................ 8
Deleting the loop when you are not recording
or playing back ............................................................................ 9
7. Onboard FX............................................................... 11
Reverse ......................................................................................... 11
Half ................................................................................................. 11
Once .............................................................................................. 11
Tap e Sto p ..................................................................................... 11
Fade ............................................................................................... 11
Double .......................................................................................... 11
Hold ............................................................................................... 11
Multiple FX .................................................................................. 12
8. Mode Switches ......................................................... 12
Switch 1 ........................................................................................ 12
Switch 2 ........................................................................................ 12
Switch 3 ........................................................................................ 12
Switch 4 ........................................................................................ 12
9. Firmware Updates ................................................... 12
Preparing the rmware update ........................................... 12
Applying the rmware update ............................................ 12
Using two loops in Serial mode ............................................ 9
Using two loops in Sync mode .............................................. 9
6. Store, Import, Export ................................................ 9
Current (in-memory) loop vs. stored loop (backing track)
9
Current loop stays in memory ............................................... 9
USB operation vs. looping ....................................................... 9
Exporting Ditto X4 Looper loops to a computer ......... 10
About audio formats .............................................................. 10
Importing loops into Ditto X4 Looper from a computer 10
Importing MP3 les to Ditto X4 Looper ........................... 11
Balancing backing track and current loop levels .......... 11
10. Specications ......................................................... 13

3 Ditto X4 Looper User Manual
9. Do not defeat the safety purpose of the polarized
20. Please keep the environmental aspects of battery
or statement contained herein. Technical speci cations,
Important Safety
Instructions
Terminals marked with this symbol carry
electrical current of su cient magnitude
to constitute risk of electric shock.
Use only high-quality professional speaker cables with
¼" TS or twist-locking plugs pre-installed. Allother
installation or modi cation should be performed only
by quali edpersonnel.
This symbol, wherever it appears,
alertsyou to the presence of uninsulated
dangerous voltage inside the
enclosure-voltage that may be su cient to constitute a
risk ofshock.
This symbol, wherever it appears,
alertsyou to important operating and
maintenance instructions in the
accompanying literature. Please read the manual.
Caution
To reduce the risk of electric shock, donot
remove the top cover (or the rear section).
No user serviceable parts inside. Refer servicing to
quali ed personnel.
Caution
To reduce the risk of re or electric shock,
do not expose this appliance to rain and
moisture. The apparatus shall not be exposed to dripping
or splashing liquids and no objects lled with liquids,
suchas vases, shall be placed on the apparatus.
Caution
These service instructions are for use
by quali ed ser vice personnel only.
Toreduce the risk of electric shock do not perform any
servicing other than that contained in the operation
instructions. Repairs have to be performed by quali ed
servicepersonnel.
1. Read these instructions.
2. Keep these instructions.
3. Heed all warnings.
4. Follow all instructions.
5. Do not use this apparatus near water.
6. Clean only with dry cloth.
7. Do not block any ventilation openings. Install in
accordance with the manufacturer’s instructions.
8. Do not install near any heat sources such as
radiators, heat registers, stoves, or other apparatus
(including ampli ers) that produce heat.
or grounding-type plug. A polarized plug has two blades
with one wider than the other. A grounding-type plug
has two blades and a third grounding prong. The wide
blade or the third prong are provided for your safety. Ifthe
provided plug does not t into your outlet, consult an
electrician for replacement of the obsolete outlet.
10. Protect the power cord from being walked on or
pinched particularly at plugs, convenience receptacles,
and the point where they exit from the apparatus.
11. Use only attachments/accessories speci ed by
themanufacturer.
12. Use only with the
cart, stand, tripod, bracket,
or table speci ed by the
manufacturer, orsold with
the apparatus. When a cart
is used, use caution when
moving the cart/apparatus
combination to avoid
injury from tip-over.
13. Unplug this apparatus during lightning storms or
when unused for long periods of time.
14. Refer all servicing to quali ed service personnel.
Servicing is required when the apparatus has been
damaged in any way, such as power supply cord or plug
is damaged, liquid has been spilled or objects have fallen
into the apparatus, the apparatus has been exposed
to rain or moisture, does not operate normally, or has
beendropped.
15. The apparatus shall be connected to a MAINS socket
outlet with a protective earthing connection.
16. Where the MAINS plug or an appliance coupler is
used as the disconnect device, the disconnect device shall
remain readily operable.
17. Correct disposal of this
product: This symbol indicates that
this product must not be disposed
of with household waste,
according to the WEEE Directive
(2012/19/EU) and your national
law. This product should be taken
to a collection center licensed for the recycling of waste
electrical and electronic equipment (EEE). The
mishandling of this type of waste could have a possible
negative impact on the environment and human health
due to potentially hazardous substances that are generally
associated with EEE. At the same time, your cooperation
in the correct disposal of this product will contribute to
the e cient use of natural resources. For more
information about where you can take your waste
equipment for recycling, please contact your local city
o ce, or your household waste collection service.
18. Do not install in a con ned space, such as a book
case or similar unit.
19. Do not place naked ame sources, such as lighted
candles, on the apparatus.
disposal in mind. Batteries must be disposed-of at a
battery collection point.
21. Use this apparatus in tropical and/or
moderate climates.
LEGAL DISCLAIMER
MUSIC Group accepts no liability for any loss which
may be su ered by any person who relies either
wholly or in part upon any description, photograph,
appearances and other information are subject to
change without notice. All trademarks are the property
of their respective owners. MIDAS, KLARK TEKNIK,
LAB GRUPPEN, LAKE, TANNOY, TURBOSOUND,
TC ELECTRONIC, TC HELICON, BEHRINGER, BUGERA
and DDA are trademarks or registered trademarks
of MUSIC Group IP Ltd. © MUSIC Group IP Ltd.
2016 All rights reserved.
LIMITED WARRANTY
For the applicable warranty terms and conditions
and additional information regarding MUSIC Group’s
Limited Warranty, please see complete details online at
music-group.com/warranty.

4 Ditto X4 Looper User Manual
1. Introduction
Ditto X4 Looper is the pedal that'll let you turn a single moment in time into
something truly spectacular. By perfectly merging ease of use with stellar
creative features like dual loop tracks, 7 loop FX, loop decay and MIDI sync,
Ditto X4 Looper will instantly become the canvas on which you paint your
multi-layered sonic masterpieces. If you can dream it, you can loop it!
• The guitar player’s looper - made for guitarists by guitarists
• Dual loop tracks - create evolving multi-track compositions or
fully edged songs
• 7 loop FX - endless creative potential
Even though Ditto X4 Looper basically oers endless creative possibilities, it still
honors the core principle of our famed Ditto Looper. Simplicity! No drummachines, no deep-editing menus or other time consuming tech-nonsense,
only immediate unltered fun. So all you have to think about is - What will you
create today?
2. Setup
The Ditto X4 should contain the following items in the box:
• 1 Ditto X4 looper pedal
LOOP 2LOOP 1
• 1 9V power supply
• 2 rubber feet for “non-velcro” pedalboard mounting
• 1 USB cable
• 1 “Quick Start Guide” sheet
• 1 TC Electronic sticker
• 1 leaet about TC’s guitar FX product range
Inspect all items for signs of transit damage. In the unlikely event of transit
damage, inform the carrier and supplier. If damage has occurred, keep all
packaging as it can be used as evidence of excessive handling force.
Connect the 9V power supply to the X4’s DC input socket, and plug the power
supply into a power outlet.
Connect your guitar and other pedals to the Ditto X4 as described in the
Hookup chapter.
The Quick Start Guide graphic will give you a basic understanding of the
hardware functions. Proceed through this manual for an in-depth explanation of
all the features.
DECAY SELECT FX
LAYER FADING NO LAYER FADING
STOP
STOP
CLEAR
ALL
ALL
STOP
NOTE: When the loop is cleared,
DITTO X4 returns to true bypass
TAPE STOP
FADE
DOUBLE
HOLD
REVERSE
HALF
ONCE
ENGAGE/DISENGAGE FX
ENGAGE
DISENGAGE
FX
FX