MYSTIC Circuits IDUM Manual Download Page 17

IDUM Official Manual

17

GETTING STARTED

To learn about each mode effect on IDUM, it is good to start with the first patch described
on the previous page and try out each mode by following along with the manual. However,
all you need to use IDUM is a clock at the clock input and some sounds to plug the trigger
outputs into. To start out: set the CHANCE slider all the way high, the LENGTH slider all
the way low, and the PARAM knob at 12 o'clock. From here the MODE dial will select
which of the effects is currently engaged

:-

1

2

3

4

5

6

7

8

CHECK / ADJUST SETTINGS.

To adjust some hidden IDUM settings, long press the REMOVE MODE button. The selected options
(also labelled on the purple panel) will be illuminated on the MODE ring. Rotate MODE to the desired
option and tap REMOVE MODE to toggle whether the selected menu option is active. Any CV
modulation applied to the mode input will change where the dial is being pointed, so modulation
plugged into the MODE input should be unplugged or muted. Options set here will be saved for future
use even after power down. Long press REMOVE MODE again to return to IDUM’s normal operating
mode. More details on each specific mode in the MENU section of the manual.

FIRST PATCH

Set up the first patch shown on the previous page or a patch that is as close as possible using the
modules you have at your disposal

SELECT MODE.

Turn the large MODE rotary control to select the modification mode. The LED for the selected mode is
bright, LED’s for available modes are dim, and removed modes have no illumination. When a
modification is active, only the LED for the selected mode will be illuminated. Modes are locked in once
a modification activates and will only change at the end of each modification.

REMOVE MODE.

You can remove the current mode from the pool of available modifications by quickly pressing the
REMOVE MODE button on the selected mode. This is also a way to prematurely end any modifications
that are currently active. Removed modes have an unlit LED. The mode can be reinstated by quickly
pressing the REMOVE MODE button on the selected mode again . Note that incoming mode CV can
affect the selected mode: sometimes the dial may not point to the actual selected mode. To avoid this,
remove modulation before adding or removing modes first so you know which mode is selected.

ADJUST PARAMETERS.

Adjust the PARAM knob to alter the behaviour of the active modification. The PARAM knob behaves
differently depending on which mode is active. The functionality of the PARAM knob in each mode will
be described in detail later on in the MODE section of the manual.

ADJUST LENGTH.

Adjust the LENGTH slider up or down to define how long each modification will be active for. Every time
a modification is activated, the LENGTH slider will lock in that modification for a specified number of
clock cycles. In all modes except for SKIP mode the clock output will be paused causing an external
sequencer to be stationary during a modification. For every modification the clock will only advance on
the first step of the modification.

ADJUST CHANCE.

Adjust the CHANCE slider up or down to set the probability of the modification occurring. The choice to
activate a modification happens whenever a clock is received. When chance is set at the bottom to 0%
no triggers will occur. When the slider is set to the top at 100%, modifications will always be applied.
Anything in between will activate a modification by chance based on the % stated. This determines
roughly what percentage of the time a modification will be active.

LOOP.

IDUM has the ability to loop the most recent eight steps of activity. Engage the looper by pressing the
LOOP button to toggle loop mode ON (lit) or OFF (unlit) or by sending a gate into the loop gate input.
This function captures the last 8 steps of gate inputs along with the modifications and settings, then
replays them in a loop. IDUM's physical controls will now control the playback of the loop. See more
details on this in the LOOP section.

Summary of Contents for IDUM

Page 1: ......

Page 2: ...2 2...

Page 3: ...ual 3 Contents INSTALLATION 8 QUICK REFERENCE 10 GENERAL CONTROLS 12 INPUT OUTPUT ASSIGNMENT 13 FUNCTIONAL OVERVIEW 14 FIRST PATCH 16 GETTING STARTED 17 LOOPER 28 SETUP MENU 32 SETUP MENU OPTIONS 34 F...

Page 4: ...4 4...

Page 5: ...niques Instead of generating musical patterns on its own IDUM acts like an effects processor for the sequences that run through it For example a filter or a delay allows the user to alter the sound by...

Page 6: ...6 6...

Page 7: ...IDUM Official Manual 7...

Page 8: ...are aligned correctly with the red stripe on the ribbon conductor nearest to the 12V pin on the header 5 Position the module into the dedicated rack position 6 Attach the 4 x M3 screws by screwing int...

Page 9: ...edge aligned to the 12V pin This should be labelled on the boards White PCB Tag 12V to Red Stripe IDUM is supplied with 1 x IDUM 10HP Module 1 x Eurorack Power Ribbon Cable 4 x M3 Screws and 1 x Quick...

Page 10: ...IDUM Official Manual 10 Purple Physical Control Green Selectable Option Black Physical I O 4 11 5 10 6 7 3 9 8 2 1 18 17 16 14 12 20 19 15 13 21 QUICK REFERENCE...

Page 11: ...s Modulate and control chance mode param length loop GATE DELAY Mode option Delays incoming triggers by a variable amount SKIP Mode option Manipulates the clock output PARAM knob Parameter selection r...

Page 12: ...he active effect MODE from one of the 8 available modifications The selected mode is indicated by the associated LED which will illuminate brightly and allow editing by the sliders and param control T...

Page 13: ...ntrol over parameter setting Loop Trigger Input 0 5 External control for loop on off Length CV Input 0 5 External control over length 1 8 Format Range Description CL Clock Input 0 5 External Clock In...

Page 14: ...in a similar way that an audio effect can be used to modify the signal of an audio source Example Sequencer Example Drum Module Trigger MODIFICATION EFFECT 1 of 7 LOOPER CHANCE LENGTH INPUTS TR1 TR2...

Page 15: ...cers than others Complex digital sequencers usually won t work as well with IDUM s clock manipulation features as a more fundamental analog sequencer For optimum functionality we suggest using our Tre...

Page 16: ...s example as a trigger input to which IDUM will apply modifications The modified trigger outputs will activate 3 drum voices while the envelope will controls the synths pitched voice The clock output...

Page 17: ...o a way to prematurely end any modifications that are currently active Removed modes have an unlit LED The mode can be reinstated by quickly pressing the REMOVE MODE button on the selected mode again...

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Page 20: ...e PARAM knob sets the probability of incoming gates being skipped The decision to skip a gate is made independently for each channel upon receiving a gate at that channels input but the probability is...

Page 21: ...henever a trigger is received so if triggers are coming in that are not on quantized clock steps then the burst can also be offset from the clock grid BURST LEFT SIDE BURST 8 8 7 7 5 5 6 6 4 4 3 3 2 2...

Page 22: ...e most recent trigger interval timing This will only have a noticeable effect when incoming triggers are changing in time so a steady trigger source like a clock divider or an LFO will not have a dras...

Page 23: ...both cases the effect gets faster the further away from the center of the PARAM knob you travel and the burst of triggers starts every time a trigger is received at each input BOUNCING BALL LEFT SIDE...

Page 24: ...past output 4 When the PARAM knob is turned counter clockwise from noon the inputs and outputs are swapped in pairs to create new possible arrangements of the outputs LEFT SIDE ROTATE Rotation Index S...

Page 25: ...IDE mode this means that the delay for each channel changes dynamically depending on what is happening at each of the inputs With the PARAM knob at noon almost no delay is added to the outputs and tur...

Page 26: ...itten with specific drums playing from each channel in mind but obviously feel free to plug each channel into whatever you like TR1 out is intended to be a bass drum TR2 is intended to be a snare TR3...

Page 27: ...de range sets the number of steps to skip This setting triggers a burst of clocks that skip the clock forward by a specified number of steps With the parameter knob fully counter clockwise IDUM will s...

Page 28: ...viour of the gate input can be switched from toggling the loop on off to momentarily changing the loop on off while the gate input is high This is done in the options menu which is covered in the next...

Page 29: ...IDUM Official Manual 29 USER NOTES...

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Page 32: ...knob at the option you would like to change Then short press on the REMOVE MODE button It is important to unplug any modulation from the mode CV input because this will influence where IDUM s processo...

Page 33: ...elects which values are selected when using the parameter knob in burst multiply divide clock skip modes SETUP Options labelled on faceplate Lit LED shows current selection The setup options control t...

Page 34: ...clock bursts that are used to re synchronize and manipulate modules that are plugged into IDUM s clock output For slower and especially digital sequencer modules it is best to use the slow mode by le...

Page 35: ...and connecting to a PC or Mac Instructions to update are not provided here due to potential changes in the process per update These will be provided for each update at the mystic circuits site Firmwar...

Page 36: ...ny unauthorized modification of the product s hardware or firmware Mystic Circuits reserves the right to determine what qualifies as misuse at their discretion and may include but is not limited to da...

Page 37: ...nge of modules This manual or any portion thereof may not be reproduced or used in any manner whatsoever without the express written permission of the publisher except for personal use and for brief q...

Page 38: ...IDUM Official Manual 38...

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