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MiniBrute User's Manual

1. OSCILLATOR FILTER Sub Osc A Lh LP pp S NM IZ 3 Ally BANI VM IZ NN YY n AX m ea a MES x pe 23 EU am X do e e HP e MA LIZ EA fe ES NES ia Mich oaj laa O Y Wave N 50 090 Bi T b Ultrasaw Amt Pulse Width Metalizer Cutoff Resonance Mode 0 0 0 A NM q 7 Kady ql7 M7 rturia a gt alla Net a 0 0 0 0 1 0 09 I MUSICAL INSTRUMENTS Octave 4 N pM 4 da d Ni ott 200 ENV Speed Ultrasaw Rate ENV Amt ENV Amt ENV Amt KBD Tracking OSCILLATOR MIXER FILTER ENVELOPE Max e X c H Mi Sub Osc A rli Ni Audio In Attack Decay Sustain Release Pitch Modulation CONTROLS VIBRATO 1m QJ LFO 10 SS 07 i 7 NV Z7 Amp S a Cutoff coy Cutoff ES a ae ES ES ms e PS CA TETE y T NE T O e e tch Filter E k 2 e Arpeg d s gt 4 Free Down Up Clock Octave Press the keyboard s lowest C key then release it the continuously because the arpeggiator is set to Hold i ARPEGGIATOR wildy Sy m E Brute Factor Phones Master Volume N77 Y E MINIBRUTE asi NS ANALOG SYNTHESIZER Fine Tune AMPLIFICATION ENVELOPE e EA i Attack Decay Sustain Release La sf Ni KAUTZ g oe Hold 3 M j On ou i j off d e C P T F 5 7 i3 Variation e Tempo Up Down 0 30 Up Dwn y 45 Rndm 60 bas 80 100 Mode Swing Tap note auto repeats Press the key again
2. 12V DC 1A The Power button turns the power on off 4 3 2 USB The USB outlet interfaces with a personal computer lt can be used for wee MIDI communication as well as editing some of the synthesizer internal parameters such as MIDI channel or velocity curves or updating the lt gt arpeggiator firmware through the MiniBrute Connection software 4 4 4 3 3 MIDI The MIDI Out and In jacks let your MiniBrute communicate with other MIDI devices The MiniBrute can serve as a MIDI polyphonic controller or MIDI sound module If you are using MiniBrute as q sound module use a MIDI cable to connect MiniBrute MIDI In connector your external MIDI device s MIDI Out connector To control an external MIDI device from MiniBrute keyboard patch a MIDI cable from MiniBrute MIDI Out connector to your external MIDI device s MIDI IN connector Arturia MiniBrute User s Manual 41 4 General description p By factory setting the MiniBrute sends and responds on MIDI channel 1 This can be easily changed through the MiniBrute Connection software 4 4 4 3 4 Gate Source ET Ihe Gate Source switch selects which gate signal triggers the DA MiniBrute envelopes The default KBD triggers the gate from the Mimi keyboard Hold mode forces the envelope to the SUSTAIN stage independently from any other gate source This mode is very useful for drones because there is no need to press a key and you can use both hands to tweak the knobs In Audio m
3. 4 2 8 General controls 4 2 8 1 Keyboard The MiniBrute keyboard covers a two octave range which can be extended using the Octave Down Up buttons 4 2 8 3 The keyboard also provides aftertouch and velocity control and can also be used as fully polyphonic MIDI controller for other devices via the rear panel MIDI out jack 4 3 5 4 2 8 2 Wheels wa The MiniBrute features the two classic control wheels The Pitch wheel position defaults to the midale of its range and returns to its default position when released This wheel creates a pitch bend effect where the player can shift pitch smoothly up or down while playing a note The amount of shift is proportional to the rotation of the wheel with its full range adjustable between one semitone to one octave by the Bend Range knob 4 2 4 3 The second wheel is the Modulation wheel It sets the overall amount of modulation signal sent to targets selected by the MOD Wheel switch 4 2 4 1 Depending on the switch setting it controls the Cutoff the Vibrato or the LFO amounts Arturia MiniBrute User s Manual 39 4 General description 4 2 8 3 Octave The Octave section transposes the MiniBrute keyboard over a wide pitch range One LED among the five colored LEDs 2 red 1 orange 0 green 1 orange 2 red is lit at a time and indicates the transposition octave The default selection is O green LED where the leftmost C key corresoonds to C2 130 81Hz and the rightmost C key
4. The Attack slider sets the duration of the envelope s first stage Depending on the filter section s ENV Speed switch 4 2 2 6 the Attack time ranges from 1ms to 1s or from 10ms to 10s _ AA Attack Decay Sustain Release The Decay slider sets the duration of the envelope s second stage Depending on the filter section s ENV Speed switch 4 2 2 6 the Decay time ranges from Ims to 1s or from 10ms to 10s The Sustain slider sets the level of the envelope s sustain stage The Release slider sets the duration of the envelope s final stage Depending on the filter section s ENV Speed switch 4 2 2 6 the Release time ranges from Ims to Is or from 10ms to 10s Arturia MiniBrute User s Manual 33 4 General description A LED indicator shows the amount of filter envelope sent to filter The LED s brightness depends both on the envelope signal amplitude and on the Velocity signal sent by the keyboard when the Velocity function has been enabled over USB by the MiniBrute Connection software see the Software section of this manual 4 2 3 The amplifier The amplifier controls the sound s amplitude dynamics as determined by the Amplifier Envelope and LFO parameters 4 2 3 1 Amplifier Envelope AMPLIFICATION ENVELOPE In normal mode the Amplifier envelope is triggered by the keyboard GATE signal lt can also be triggered by other GATE sources such as the Arpeggiator clock 4 2 7 or the rear panel s ex
5. PLU The level of the plain Square wave and Pulse width modulated JS signals is controlled with the slider potentiometer labeled with the T square symbol Pulling it down completely mutes the signals and S moving it up increases their level When the ENV Amt envelope amount knob is set to 12 o clock 0 mark and the Pulse Width knob is fully counter clockwise 50 tick the square wave is audible Turning the Pulse Width knob clockwise transforms the square wave into an asymmetrical pulse whose width can be increased up to 90 giving a very acid sound like a oboe The pulse width is also under the control of Two modulators the Filter Envelope 4 2 2 7 the polarity and amount of which can be adjusted with the ENV Amt knob and the LFO 4 2 6 the polarity and amount of which can Arturia MiniBrute User s Manual 30 4 General description be adjusted with the PWM amp Metalizer knob in the front panel s LFO section Ne The level of the Triangle wave and Metalizer is controlled with the EI slider potentiometer labeled with the Triangle symbol Pulling it down Mm completely mutes the signals and moving it up increases their level EXE Turning the Metalizer knob from fully counter clockwise to fully we clockwise warps the triangle wave s smooth flute like sound into aie complex metallic sounding waves The wave warping folding is also under the control of two modulators the Filter envelope the polarity and amount of wh
6. 1 8 jacks respectively 4 3 7 CV GATE OUT Arturia MiniBrute User s Manual 42 4 General description mem CV GATE OUT gi The MiniBrute can also control other analog devices The Pitch Out 1 8 jack provides the CV produced by the MiniBrute keyboard as well as by the Pitch wheel The keyboard s GATE TT signal is also available on the Gate Out 1 4 jack Key Follow Pitch Bend 4 4 Configuration software MiniBrute Connection However being analog the MiniBrute synthesizer comes with a software allowing various configuration tasks such as Global settings MIDI channel selection Velocity curve selection Aftertouch curve selection Audio Input gain selection LFO re triggering Play mode Legato activation Arpeggiator mode Maintenance Firmware update The MiniBrute Connection software and its dedicated Users Manual are freely downloadable from the ARTURIA website http www arturia com products minibruteconnection Arturia MiniBrute User s Manual 43 4 General description 5 USING YOUR MINIBRUTE 5 1 Let s create a basic sound Let s define a basic initialized configuration for designing your own sound Connect your MiniBrute to an external audio amplifier and power on your MiniBrute as previously described 2 3 Set the Gate Source switch 4 3 4 on the MiniBrute rear panel to the KBD position Adjust the sliders and knobs and shown in the following patch view rturi a MUSICAL INSTRUMENTS M
7. Lh A LP gp S XN T EZ Ji Mr NS DA Ml MUT EA e te a ts No 2 3 NE A AU A ee Es 4 Ntch me 7 Sl So 7 E 7 a Ultrasaw Amt Pulse Width Metalizer Cutoff Resonance Mode Brute Factor Phones Master Volume 0 a XX LZ VES y M ML S S rturia a Sa loa loa loa ax sa S pe 0 305 0 0 09 0 8 O MINIBRUTE MUSICAL INSTRUMENTS 7 N ES BR E v i XN ie N 20096 7 ANALOG SYNTHESIZER Octave ENV Speed Ultrasaw Rate ENV Amt ENV Amt ENV Amt KBD Tracking Fine Mos OSCILLATOR MIXER i FILTER ENVELOPE AMPLIFICATION ENVELOPE Max e E ERA mem Mi m Sub Osc A TL I Audio In Attack Decay Sustain Release Attack Decay Sustain Release Pitch Modulation CONTROLS VIBRATO Y JT LFO Y y i ARPEGGIATOR 3 Y ye Am c rA om Cutoff a Cutoff E I ES n gt Ze a iL XU u gt Hold Em 3 Ss ee e Vibrato e Vibrato y y a On 4 TE B LFoAmt off LIivrw gt I C e _ gt w o ofi 4 Ch I 2 4 0 Gto Nb xe Ni NE gt Na d N MOD Wheel Aftertouch PWM amp Metalizer E qu Fir gt Variation 6 Tempo iy VA 1 2 UP Down 0 30 m ES e a E a EP y Free N s T NON Y 7 i 8096 Down Up d N Mp d N Clock 10096 Ta E Rate Octave Mode Swing p Rate A Wave Arturia MiniBrute User s Manual 47 5 Using your MiniBrute 6 LEGAL NOTES 6 1 No liability for consequential damages N
8. turn clockwise the amount of Resonance and tweak the Cutoff knob The increased resonance gives more edge to the sound and with a Arturia MiniBrute User s Manual 45 5 Using your MiniBrute middle setting 12 o clock you ll hear a wha wha like effect when tweaking the Cutoff knob At maximum resonance the FILTER starts auto oscillating which superimposes a tonal pitch to the filtered sound Also try out the different modes LP BP HP Notch FILTER sey al7 ly v7 SM e S M PAPST DN rms fe 4 1 7 Cutoff Resonance Cutoff Resonance MG e E M ui mn Let s tweak the FILTER Cutoff and Resonance 5 2 Sound modulations Return again to our initialized basic sound shown at the start of this chapter Set the CONTROLS section s MOD Wheel switch to Vibrato Now while playing the keyboard turn the modulation wheel The vibrato modulates the oscillator at the rate defined by the VIBRATO section s Rate knob Now toggle the switch to its various settings the upper position creates up trills and the lower down trills Return the MOD Wheel to its minimum position and set the CONTROLS section s Aftertouch switch to Vibrato Play notes on the keyboard increasing your finger s pressure on a key increases the amount of vibrato modulation Reducing the finger pressure reduces the amount of vibrato modulation Aftertouch can also be assigned to the FILTER Cutoff As you ve heard the Vibrato modulation is very gentle and mu
9. Causing Equipment Regulation AVIS Cet appareil num rique de la classe B respecte toutes les exigences du Reglement sur le mat riel brouilleur du Canada 6 4 Europe C product complies with the requirements of European Directive 89 336 EEC Arturia MiniBrute User s Manual 49 6 Legal notes
10. Down Up Clo k ia NS oc b Octave Mode Swing Tap Now set these four envelope sliders all the way down and raise the Decay slider to maximum Press and hold down a key the sound appears as soon as you press the key and slowly fades out to the minimum level While pressing a key repeatedly slowly turn down the Decay slider the sound will fade out more rapidly In the lowest range of the slider you ll hear short percussive sounds Now that we ve covered amplification envelope basics let s check out something even more fun 3 4 Meet the LFO Once again in the AMPLIFICATION ENVELOPE section raise the Decay slider to maximum and set the other envelope sliders to minimum In the FILTER section set the Cutoff and the Resonance knobs to their middle positions and set the Mode selector on BP In the LFO section set the Filter knob to maximum Here s an overview of the patch Arturia MiniBrute User s Manual 17 3 Quickstart rturia MUSICAL INSTRUMENTS Max IA Bl Pitch Modulation 2 4 o 1 2 o oo o0 o Down Up OSCILLATOR FILTER Sub Osc A Lh LP gp S NM IZ Villy NITE VM IZ NN YY n A m ea a NE x p 23 N A X do e f HP e a l a BE EN NES Mich oy Ole P ww Wave N 50 NL No 4 A b Ultrasaw Amt Pulse Width Metalizer Cutoff Resonance Mode xn ly x WI MPL AM ULA O a 14 1l Na ye Wem Z e le 8 A dN A
11. General description These complex waveforms are actually made up of multiple sine waves a fundamental sine wave that determines the base frequency and sine waves representing higher harmonics also called overtones or partials of that frequency which when added together produce a unique timbre These harmonics are an integer multiple of the fundamental frequency i e the second harmonic is twice the fundamental frequency the third harmonic is three times the fundamental and so on Time domain Spectral domain 2 27 ms fundamental a o gt O08 BS 2 E E a E o time f h2 h3 h4 h5 h6 h7 h8 h9 h10 h11 h12 h13 frequency fundamental 2 27 MS Y 2 O harmonics or partials 4 e a z E ds o time f h2 h3 h4 h5 h6 h7 h8 h9 h10 h11 h12 h13 frequency Most importantly other devices can control an oscillator to set its pitch keyboard controller modulate its pitch vibrato and modulate the shape of the waveforms PWM Ultrasaw 4 1 1 2 Unpitched signal generator Unlike the previous category an unpitched signal generator also called noise generator has no regular periodic pattern the signal s amplitude is always changing randomly Therefore it has no fundamental frequency hence no pitch and its harmonic spectrum consists of a nearly infinite number of frequencies that have no harmonic relationship Time domain Spectral domain amplitude amplitude time frequency Such signals s
12. Metalizer Pitch Filter and Arturia MiniBrute User s Manual 34 4 General description Amp With the third option LFO Amt all the LFO modulation signals are controlled by the Modulation Wheel so when it s at its minimum position Min the targets receive no LFO signal when the switch is set on this position make sure the Modulation Wheel is fully engaged to maximum 4 2 4 2 Aftertouch The Aftertouch switch controls the aftertouch signal assignment wane aftertouch is very useful to trigger modulation events while playing 91728 without using extra knobs or sliders thus increasing expressiveness The MR Aftertouch switch has three positions it can be routed the filter cutoff frequency Cutoff used to trigger Vibrato 4 2 5 or be disabled Off Calaf 4 2 4 3 Bend Range A The Bend Range knob controls the range of the Pitch wheel 4 2 8 2 Jer With this knob fully counter clockwise the Pitch wheel ranges from 1 2 J SU tone lowest position up to 1 2 tone With this knob fully clockwise the iio Pitch wheel ranges from 1 octave lowest position up to 1 octave 4 2 4 4 Glide AZ The Glide knob sets the amount of portamento i e how long it takes E for the pitch to glide from one note to another when notes are played ES on the keyboard or by the Arpeggiator With this knob fully counter Clockwise there is no glide and the note pitch transitions instantly to The next note Turning this knob clock
13. MiniBrute uses an external power adapter Do not use any power supply or adapter other than the one provided by Arturia and specified in this manual see chapter 4 3 1 for more details ARTURIA accepts no responsibility for damage caused by use of an unauthorized power supply WARNING Do not place this product in a place or position where one might walk on trip over or roll anything over power cords or connecting cables The use of an extension cord is not recommended However if you must use one make sure that the cord has the ability fo handle the maximum current needed by this product Please consult a local electrician for more information on your power requirements This product should be used only with the components supplied or recommended by ARTURIA When used with any components please observe all safety markings and instructions that accompany the accessory products SPECIFICATIONS SUBJECT TO CHANGE The information contained in this manual is believed to be correct at the time of printing However ARTURIA reserves the right to change or modify any of the specifications without notice or obligation to update existing units IMPORTANT Always follow the basic precautions listed below to avoid the possibility of serious injury or even death from electrical shock damages fire or other risks The product used either alone or in combination with an amplifier headphones or speakers may be able to produce sound levels that c
14. and while holding it down press the two other C keys now when you release all keys a sequence of octaves auto repeats Continuously While the sequence is playing tweak the Octave knob to extend the octave span also tweak the Mode knob to alter the arpeggio s direction In this chapter you ve been introduced to just a few of the MiniBrute s sonic possibilities But there s much more in the following chapters we ll cover e Complete details of the different sections that make up this fantastic instrument e More tips on how to use these elements to build you very own sounds Your journey with the MiniBrute has just begun Arturia MiniBrute User s Manual 19 3 Quickstart 4 GENERAL DESCRIPTION Your MiniBrute is a true analog sound synthesizer so all sounds are produced by analog electronic circuits No digital computer circuitry is involved in the generation filfering or basic control of sound This is one of the reasons why MiniBrute creates rich animated and lively electronic sounds 4 1 Analog synthesizer architecture The analog sound production chain uses a classical approach called subtractive synthesis The basic sound generator is a waveform with a rich harmonic content filtering then subtracts harmonics to create new variations on the original timbre Subsequent circuits an envelope generator in conjunction with a VCA or voltage controller amplifier alter the level in a precise way to create dynamic
15. ba 40 ALO MAS SY OIM ET TUE 40 ALS FRS TUNS css 4 AD RO s 12 QS E rR t UU mM 4 Ll POWER SUD O Visa ai tddi 4 A M 41 1 MID E E as 4 AS SIT Vey Bf GX Saree m ctc A 42 E eS MEE PP Sc 42 LES uc ri rfc REM 42 497 OVI COATE OUT diim O Le dc ALIM LI M MI IA 42 44 Configuration software MiniBrute Connection eee 43 5 Using your MiniBrulte eere ener OG Sl CUS he CS d BAC SOUIN E a aia 44 eZ SOMO UIC NOMS m IT TTE 46 39 du unebisuaeretee laete m T UTE 47 6 dL gaisIdIemehls 2 nisus ve veo aee eu tees ao dossaa O 62 No liability for consecoernpclldelrricicie S suse cix Ca eR Ie EP e Na SE Mo DE CERE NI Re ds 48 MEE L9 On ae tanol Ris psa alla aliadas 48 no ME A E A A mmm 49 6 EMOPDE e EE 49 Arturia MiniBrute User s Manual 4 1 INTRODUCTION Congratulations and thank you for your purchase of the ARTURIA MiniBrute analog synthesizer YoU now own what many players feel is the best sounding most versatile and most powerful analog synthesizer in its class The MiniBrute is the culmination of a lengthy and very enjoyable collaboration between ARTURIA s engineers and analog synthesizer guru Yves USSON Since the late 1990s the French company ARTURIA has received acclaim trom players and reviewers alike for designing state of the art software emulations of the venerable a
16. corresponds to C4 523 25Hz For example pressing the Down button once shifts the keyboard down by one octave and the leftmost C is now Cl and the rightmost is C3 Pressing the Down button a second time shifts the keyboard down by one more octave To shift the keyboard up by one octave press the Up button With the Down and Up buttons the MiniBrute can play notes from CO 32 7 Hz up to d venis Hz with the Pitch wheel altering these even further noeh C D E I cR T c A PE m x M I C E EE rr EET When you change the octave with Down Up buttons transposition occurs only after a key has been pressed The Brute Factor is a special MiniBrute feature inspired by a common I patch used on a famous vintage mono synthesizer that connected the J headphone output to the external audio input The result is a kind of AA feedback loop that s ideal for raspy and grungy sounds This patch has been implemented internally to the MiniBrute and is controlled by the Brute Factor knob This knob s normal position is fully counter clockwise which disables the Brute Factor turning up the knob gradually adds distortion to the sound For low Brute Factor settings the distortion is smooth and gentle but becomes harsher as you turn up the knob When turned up above about 75 of the way the MiniBrute can go berserk and produce barely controllable crazy feedback sounds
17. it We ll improve this in the very next chapter but for now play the keyboard while pressing either the Down or Up OCTAVE section button This should transpose the notes accordingly 3 2 Add some vibrato Press and hold a key on the keyboard and slowly raise the Modulation Wheel this will add some vibrato to the sound Return the Modulation Wheel to minimum position Set the CONTROL section s Aftertouch switch to the Vibrato position Now play the keyboard and when a key is down press down on it further This triggers vibrato modulation on the note you re holding so you can add expressiveness to your playing Raise the Sub Osc switch to the L position and the Octave fo the 1 position Crank up the Sub Osc slider in the MIXER section to the middle of its range and press a key This beefs up your sound by adding more bass Arturia MiniBrute User s Manual 15 3 Quickstart Here s an overview of the patch OSCILLATOR FILTER Sub Osc A ru A LP gp wus Si wt ly Cr SU MULA e Ntch 9 J E SP 9 NS 0 Y AM Wave 50 90 S N Ultrasaw Amt Pulse Nm Mecca SOIT Resonance Mode Brute Factor Phones Master Volume a IE M YE YE E uid NTTE rturio TD A HF lib 9 a lb 8 0 0 0 0 8 OS MINIBRUTE MUSICAL INSTRUMENTS Y N Y BN A Y A Off p N 20096 7 ANALOG SYNTHESIZER Octave i F ENV Speed Ultrasaw Rat
18. operating mode It can be slaved to ex the arpeggiator tempo clock Arpeg or set to Free mode i e the LFO mee rate depends solely on the Rate knob setting 4 2 6 4 Modulation routing PWM amp Metatizer sent to the targets When turned counter clockwise below the O mark the PWM amp Metalizer knob sends an increasing amount of the inverted LFO signal When turned clockwise beyond the O mark the PWM amp Metalizer knob sends an increasing amount of the normal LFO signal Arturia MiniBrute User s Manual 36 4 General description The Pitch knob controls the amplitude and polarity of the LFO signal that modulates the oscillator pitch At the O position 12 o clock no modulation is sent to the targets When turned counter clockwise below the O mark the Pitch knob sends an increasing amount of the inverted LFO signal When turned clockwise beyond the O mark the Pitch knob sends an increasing amount of the normal LFO signal E Modulation is sent to the target When turned counter clockwise below the O mark the Filter knob sends an increasing amount of the inverted LFO signal When turned clockwise beyond the O mark the Filter knob sends an increasing amount of the normal LFO signal The Amp knob control the amplitude and polarity of the LFO signal that modulates Amplifier s level On the O position 12 o clock no modulation is sent to the target When turned counter clockwise below the O mark the Amp knob sends an
19. the MiniBrute so you can start enjoying its rich full sounds immediately In subsequent chapters we ll get deeper into the sound design process so you can create more animated and complex sounds 3 Create your first sound the basic patch Once your MiniBrute has been correctly connected to your sound system set all the controls to their minimum level e counter clockwise for the knobs lowest position for sliders e centered position 12 o clock for controls with and as well as Fine Tune Set the rear panel Gate Source switch to the KBD position see chapter 4 3 4 Set the FILTER section s Mode switch to LP and the ENV Speed switch to Fast Set the CONTROL section s Aftertouch switch to Off and MOD Wheel to Vibrato Set the VIBRATO switch to the v position Set the LFO section s Clock switch to the Free position Set the ARPEGGIATOR section s Hold On Off switch to Off Switch on your MiniBrute let it warm up and set the Master Volume knob to center Set the MIX section s square wave slider to maximum Turn the FILTER section s Cutoff knob fully clockwise Set the AMPLIFICATION ENVELOPE section s Sustain slider to maximum Here s an overview of the patch Arturia MiniBrute User s Manual 14 3 Quickstart rturia MUSICAL INSTRUMENTS Max IE Bl Pitch Modulation n o e O o Down Up Now press a key you should hear your very fi
20. 2 h3 h gt 4 h5 Spectral domain frequency white noise Spectral domain aie resonant peak filtered noise e D Resonant a PDA 2 Lowpass filter 3 a filter slope E E dd frequency frequency 4 1 4 Amplifier The amplifier generally follows the filter and determines the signal s overall amplitude Its gain is controllable through various modulation sources such as an LFO envelope generator or some kind of external control like a foot pedal The amplifier is primarily responsible for shaping a sound s dynamics Arturia MiniBrute User s Manual 25 4 General description audio input Amplifier audio output AN 7 MM 4 1 5 Modulators Modulators provide signals that are designed specifically to control the behavior of oscillators filters and amplifiers Unlike audio oscillators modulators are low frequency signals For example when you sing with vibrato you are modulating your voice with a low frequency change in pitch typically around 5Hz or so The tremolo circuit in a guitar amplifier modulates the amplifier s level Modulators are useful to create dynamic pitch changes like wobulation or creating chirps timbre sweeps and level variations The main modulators are the LFO low frequency oscillator and envelope generator but they can also be provided by external sources that generate control voltage CV signals that provide modulation
21. C rules These limits are designed to provide a reasonable protection against harmful interference in a residential environment This equipment generate use and radiate radio frequency energy and if not installed and used according to the instructions found in the users manual may cause interferences harmful to the operation to other electronic devices Compliance with FCC regulations does not guarantee that interferences will not occur in all the installations If this product is found to be the source of interferences which can be determined by turning the unit OFF and ON please try to eliminate the problem by using one of the following measures e Relocate either this product or the device that is affected by the interference Arturia MiniBrute User s Manual 48 6 Legal notes e Use power outlets that are on different branch circuit breaker or fuse circuits or install AC line filter s e Inthe case of radio or TV interferences relocate reorient the antenna If The antenna lead in is 300 ohm ribbon lead change the lead in to coaxial cable e f these corrective measures do not bring any satisfied results please the local retailer authorized to distribute this type of product If you cannot locate the appropriate retailer please contact ARTURIA The above statements apply ONLY to those products distributed in the USA 6 3 Canada NOTICE This class B digital apparatus meets all the requirements of the Canadian Interference
22. E generator slider to midrange then set all the filter envelope 4 2 2 7 and amplifier envelope 4 2 3 1 sliders to O Move the amplifier envelope SUSTAIN slider to its highest position Set the filter mode to LP turn the ENV Amt knob 4 2 2 4 to 12 o clock and set KBD Tracking knob 4 2 2 5 on Off then press a key and tweak the Cutoff knob as you Bie to the changes in the sound A a a A A A f The cutoff frequency can also be controlled by the keyboard 4 2 2 5 as well as by the rear panel Filter CV input 4 3 6 4 2 2 3 Resonance S me This knob lets you create a resonance peak at the cutoff frequency i 2 Turning it clockwise emphasizes the partials at the cut off frequency 7 EE and the sound becomes more aggressive When the knob reaches its last quarter zone the filter starts to oscillate on its own However this oscillating behavior depends on the cutoff frequency the MiniBrute filter oscillates within a range beginning around 350 Hz up to approximately 8 kHz To extend the oscillation range use the Brute Factor knob 4 2 8 4 Resonance Arturia MiniBrute User s Manual 32 4 General description 4 2 2 4 ENV Amt envelope amount TTA The ENV Amt lets you control the amplitude and polarity of the envelope signal sent to modulate the filter cutoff frequency At the O position 12 o clock no envelope modulation occurs When turned counter clockwise below the O mark the ENV Amt knob sends an increasing am
23. IA ACE UT 30 SOV IS Wi toria 30 SQUGFS and Modulated E i r 30 MARISA IZ T PE 3 THE SUB OSCIIGTOR PUD OSC MN 3 Wiel fcwwdedv tec 31 O o In E HQ 31l ADAL AS ida 32 LS NM TO SI ENTE 32 BP Ol etait trek acres otc A edad Saha 32 AD LS RESONANECS dd 32 AZZA ENV Amt Ome bpe ORO UIT id A E 33 AS Y LB r II RE 33 RADIO ENVIO NES SDE ist TU T KT 33 22 2 MEE ODS A ok 33 AS LS elc TET UT UTE E 34 AD I Per ENVE OO A O II us adu elect sn EM ead E 34 422 CO a ir mc ee E NI LE MU E Ma UE iere aue 34 M SEES E T UT 34 A2 AUS asus mtu eo EM Pu Mis MEDICI EAM ME ida ues M QUU DO 274 9 DS Cis CG cnt 35 Arturia MiniBrute User s Manual 3 S A Oe RTT RUE TTE 35 LP MER SOON E 99 ALO MA MM E I IU e e EE 36 A Ol WNO NO HH I 36 T ARTS AS mE 36 ALO e ole IH DE 36 AZO As urere eie BD TOUN tidad 36 onse meet A nea eee eee neces aa 36 mue e HO E 36 xe I 37 AM racks U aa T cheats A A Sage oilae Ssaedl een ecoeee 37 4 2 APEJE O discute T oA nA RD EMO nas NA a a a 37 A SAO O cda 37 A TETTE 39 E SO A A O 38 A25 ES a PD Ee RR A M E 38 ys NOVY EG get PEE nee Ree T OED Oe eM a PRP A Oa NS RDP EP EPR ERED ne MIT Tee ene 38 AS SAA era eS eai rt A A Ee te 38 270 GENE CONTOS Tt e toos 39 ARS REVOCA T did 39 IS DN OS ia 7 FNRI AS BS Greer mmm 40 eZ A FOC A T T 40 AS AMOO
24. SS 2 SS SS SS J The Brute Factor feature drastically alters the filter characteristics so expect highly unpredictable results at extreme settings You have been warned The Phones knob controls the volume of the Phones output located on a ihe rear panel 4 3 3 Remember to be cautious with levels when 33 listening through headphones The Master Volume knob sets the MiniBrute overall output volume which i fits the standard 4dBu line level To silence the MiniBrute turn this knob A fully counter clockwise Master Volume Arturia MiniBrute User s Manual 40 4 General description 4 2 8 7 Fine Tune ay 3 The Fine Tune knob provides precision adjustment of the oscillator pitch m The 12 o clock position corresponds to the default tuning i e A 440Hz ZEE when you play the second rightmost A of the keyboard and the default HAGE Octave 4 2 8 3 is selected The full range of the Fine Tuning knob is from about 2 semitones to 2 semitones Fine tuning makes it possible to tune the MiniBrute to other instruments that are slightly out of tune 4 3 Rear panel ee HE Lx Ww x 4 4 J ET E E a i MINIBRUTE ETT LIAE ILIUM 1 Ir Falck fi der i Ery aiya Ple fired Bet RAR ee 4 3 1 Power supply The AC connector receives the MiniBrute s external power supply plug Only connect the adequate power supply 12V DC 1A center positive
25. USER S MANUAL MINIBRUTE rturia MUSICAL INSTRUMENTS Arturia MiniBrute User s Manual 1 PRODUCT AND PROJECT MANAGEMENT Frederic BRUN Romain DEJOIE ELECTRONICS Yves USSON Bruno PILLET Francois BEST Laurent BARET Robert BOCQUIER Antoine BACK DESIGN Axel HARTMANN Design Box Daniel VESTER Morgan PERRIER INDUSTRIALIZATION Nicolas DUBOIS Suzy ZHU Huaxin MANUAL Yves USSON Craig ANDERTON Antoine BACK Yasu TANAKA Noritaka UBUKATA SPECIAL THANKS TO Arnaud Rebotini Etienne Jaumet Jean Benoit Dunckel Simon Tarricone Glen Darcey Frank Orlich Jean Michel Blanchet Fr d ric MESLIN Mathieu BRUN G rard Buracchini 1 edition February 2012 Information contained in this manual is subject to change without notice and does not represent a commitment on behalf of ARTURIA The hardware unit and the software product described in this manual are provided under the terms of a license agreement or non disclosure agreement The license agreement specifies the terms and conditions for its lawful use No part of this manual may be produced or transmitted in any form or by any purpose other than purchaser s personal use without the explicit written permission of ARTURIA S A All other products logos or company names quoted in this manual are trademarks or registered trademarks of their respective owners ARTURIA S A 1999 2012 all rights reserved ARTURIA S A 4 chemin de Malacher 38240 Meylan FRANCE htt
26. and gare signals that turn modulators or notes on and off An LFO is low frequency oscillator that can produce various waveforms at sub audio frequencies 0 05Hz up to 100Hz In general the waveform options are sine sawtooth square random steps and random waves These waves amount and polarity i e whether they go positive or negative can be controlled before being fed to the target devices Lan LM Random steps Smoothed random steps Contrary to an LFO an envelope generator or ADSR generator for Attack Decay Sustain Release does not provide a repeating pattern but is controlled by the keyboard or Gate input Pressing down a key or sending a gate signal provides an evolving signal with four different stages he attack stage determines how long it takes for the envelope to go from zero to its maximum level The attack time can be as short as 1ms or as long as 10 seconds e he decay stage begins when the attack stage reaches its maximum value and determines the time if takes to decrease from this maximum value down to a steady level set by the sustain parameter see next The soeed of this decay can vary from Ims to 10 seconds Arturia MiniBrute User s Manual 26 4 General description The sustain stage starts at the end of the decay phase and remains at the sustain value long as a keyboard key is held down or a gate signal remains full on The sustain level is variable between zero no sustain and the enve
27. ax IA Bl Pitch Modulation 2 4 o 40 o oo o0 o EE gt Down Up OSCILLATOR FILTER CI Sub Osc A Lh A lm LP gp e EON hy B NV 7 XN TZ T 7 SAPE THR VARN ARa a b aa ea En es E y Ntch 0 778 lt 7J70 lt J0 lt JO Y Wave NP cat e ha Ultrasaw Amt Pulse Width Metalizer Cutoff Resonance Mode Brute Factor Phones Master Volume xA L AM MEY SL A S ll O 4i di EV me o c WESS Fast gt Le s 0 10 F 0 E0 9 zr MINIBRUTE 2 d a Ne ge pa Pn Sg A N a i Pd p S 7 N 7 a 7 N ANALOG SYNTHESIZER Octave LES CULA S Lf N200 ENV Speed Ultrasaw Rate ENV Amt ENV Amt ENV Amt KBD Tracking Fine Tune OSCILLATOR MIXER FILTER ENVELOPE AMPLIFICATION ENVELOPE 6 pra won Sub Osc A r1 hi Audio In Attack Decay Sustain Release Attack Decay Sustain Release CONTROLS VIBRATO QJ y 0 Y V ARPEGGIATOR Y Amp Cutoff Cutoff gt EN 42 A gt A ad e EN AE Hold m 3 Se Em e E Vibrato Vibrato A amp On j 4 reer Mates T 7 N 7 IN 7 Ne 7 S M pus E Ld I wa PWM amp Metalizer e Pitch Filter Se at Variation e Tempo yA qly r 2 UP Down 0 30 d gt e ine AP cS de 4 Rndm 6096 y E gt Free T ze M 80 Y N Clock 10096 Wave Rate Octave Mode Swing Tap Play the keyboard and you shou
28. cillator delivers three basic waveforms sawtooth CX pulse and triangle wave These waveforms are ment T accessible through the signal mixer and their respective me levels can be adjusted with the slider potentiometers A M sub oscillator is available to create sub bass sounds The mixer also controls the level of noise and of external audio if an external source is plugged in the rear panel s audio in jack The mixed signals then feed the filter The waveforms can also be modified using signal enhancers Ultrasaw Pulse Width Modulation and Metalizer NA Ihe level of the plain Saw sawtooth and Ultrasaw signals is 2399 controlled with the slider potentiometer labeled with the saw icon ANE Pulling it down completely mutes the signals while moving it up Jak increases their level When the Ultrasaw Amount knob is fully counter SS clockwise only the saw signal is audible Turning this knob clockwise Wai mixes more Ultrasaw sound in with the plain saw signal The Ultrasaw consists of two copies of the plain saw that are independently phase shifted using their own LFO The phase shift of one copy is modulated at a constant rate 1Hz while the second copy s phase shift modulation rate can be controlled with the Ultrasaw Rate knob from a rate of 0 1Hz tick O for slow beating frequency effects to 1Hz tick 13 for chorus like effects to 3Hz tick 15 for house like supersaw effects and up to 10Hz tick 18 for trembling sounds
29. e ENV Amt ENV Amt ENV Amt KBD Tracking Fine tine OSCILLATOR MIXER FILTER ENVELOPE AMPLIFICATION ENVELOPE Max e E n Sub Osc A r1 M Audio In Attack Decay Sustain Release Attack Decay Sustain Release Pitch Modulation gt 2m CONTROLS VIBRATO o LFO ARPEGGIATOR Y NL FI iy P T3 x Dy Cutoff Cutoff y Mc Eo Ta ES A E e Es A Hold TE Bs 1 Ls Vibrato Vibrato mn is fe a On 4 i sj 0 t I uU Off ds _ x H _ 7 _ 1 _ Off N MH ox d m cs MOD visi r Aftertouch lu Es N 7 NS lt 7 Ne F S am G T M l Y O 0 0 PWM amp Metalizer Pitch Filter p 4 Variation e Tempo MEA SX 1 ty 2 r em 0 30 N E E Arpeg 3 45 gt rn 4 Rndm 60 Down Up e 2 mem dim and l s Clock 100 Wave Y Rate Octave Mode Swing Tap 3 3 Tweak the envelope Now let s shape the sound s amplification envelope which determines how the level changes over time when you play a note Until now the Sustain level has been set to maximum which results in an electronic organ sound that has no dynamics By changing the other parameters Attack Decay Release we can control how the sound fades in sustains and fades out Increase the AMPLIFICATION ENVELOPE section s Attack slider to its middle position then press a key Now the sound rises slowly up to the sustain level As soon as you release the key t
30. e ES re d S A for Slow Octave a M et i 0f _ 200 ENV Speed Ultrasaw Rate ENV Amt ENV Amt ENV Amt KBD Tracking OSCILLATOR MIXER FILTER ENVELOPE e Ey A Sub Osc A r1 M Audio In Attack Decay Sustain Release CONTROLS VIBRATO QJ Jy 1LFO AY Jy X N f N77 AMN Cutoff om Cutoff ES a eo A gt ms A PEN EA Qe ME S gt 4 Octave I 7 A E eS S Phones Master Volume Brute Factor xy EZ DE MINIBRUTE ai o ANALOG SYNTHESIZER Fine Tune AMPLIFICATION ENVELOPE e Attack Decay Sustain Release ARPEGGIATOR 2 M I7 Hold Di gm we a On 4 he Off P 4 5 Variation e Tempo Up Down 0 30 Up Dwn 45 Rndm 6096 0 00 Mode Swing Tap Press and hold a key you should hear timbre sweeps a bit like a didgeridoo at a rhythm indicated by the red LED Tweak the Rate knob to slow down or accelerate this wah wah effect and play with the filters Resonance to accentuate it Be cautious you ve just entered the Dubstep realm 3 5 Create arpeggiated sequences While still in the LFO section set the Clock switch on Arpeg The Rate red LED should now blink at the same tempo as the Tempo in the ARPEGGIATOR section as both clocks are now synchronized Now in the ARPEGGIATOR section set the Hold On Off switch to Hold Here s an overview of the patch Arturia MiniBrute User s Manual 18 3 Quickstart
31. either ARTURIA nor anyone else involved in the creation production or delivery of this product shall be liable for any direct indirect consequential or incidental damages arising out of the use of or inability to use this product including without limitation damages for loss of business profits business interruption loss of business information and the like even if ARTURIA was previously advised of the possibility of such damages Some states do not allow limitations on the length of an implied warranty or the exclusion or limitation of incidental or consequential damages so the above limitation or exclusions may not apply to you This warranty gives you specific legal rights and you may also have other rights which vary from state to state 6 2 FCC Information USA DO NOT MODIFY THE UNIT This product when installed as indicate in the instructions contained in this manual meets FCC requirement Modifications not expressly approved by ARTURIA may avoid your authority granted by the FCC to use the product IMPORTANT When connecting this product to accessories and or another product use only high quality shielded cables Cable s supplied with this product MUST be used Follow all installation instructions Failure to follow instructions could void your FFC authorization to use this product in the USA NOTE This product has been tested and found to comply with the limit for a Class B Digital device pursuant to Part 15 of the FC
32. etter to be informed of ARTURIA related news as well as promotional offers Connect to your Arturia account via this URL htto www arturia com loain Go to the section My Registered Products and add the MiniBrute synthesizer by entering its serial number as printed on the sticker located under the machine Arturia MINIBRUTE ANALOG UTE Type MINIBRUTE a Serial Number 1312020000001 Power Adaptor 12Vdc 14 2 3 Connecting the MiniBrute to the World Always power off all audio gear before making any connections Failing to do so may damage your speakers the MiniBrute synthesizer or other audio equipment After completing all connections set all levels to O Power on the various devices with audio amplifier or monitoring system last then raise the volumes to a comfortable listening level Arturia MiniBrute User s Manual 11 2 Installation Audio Audio MIDI Outputs Input Input Output Computer MINIBRUTE A CV GATE IN OF O70 0 7039 Pitch Moat Gate Out Gate In det Filter Pitch A Master Out In MC n Audio Hold KBD Key Follow Pitch Bei to VCA to VCF to VCO Inputs Outputs To AC outlet AC DC power supply BL MIDI Sequencer Master keyboard CD Player Guitar Mic Drum machine etc Audio mixer Recorder Amplifier Power monitors Here is an overview of the MiniBrute synthesizer s connectors e Audio Input amp Outputs 6 35 mm 1 4
33. external CV GATE signals Arturia MiniBrute User s Manual 27 4 General description 4 1 7 Inputs and outputs In order to hear the MiniBrute its audio output needs to connect to an audio amplifier either directly or through a mixer console or use the Headphones output As to control the MiniBrute can accept control voltage signals from devices like an analog step sequencer or MIDI controller e g a MIDI drum pad or wind controller or even audio signals from an external sound source such as a microphone or electric guitar The means to control other instruments or be controlled by other instruments is provided by the collection of inputs and outputs such as MIDI in and out an external audio input and CV and GATE inputs and outputs Arturia MiniBrute User s Manual 28 4 General description Brute diagram ini 1 8 M E E E Jegueyuz euBis uiy Iei AD Yomo 1911 duy p3 10 13u09 IBLIOA JoyeibBaduy AD Join NO Rc RR ae aR ales Messssssesssssssosesessseoseosssocue poyy Auz 224M pu g Ud 493113 psjo43uo2 eBeyoA qunowiy OF I99uM POW UNOW y OJEIQIA eun auly o 8 E s E E E a I LS JuUnouy ojeg A y noL yYy AO duy 4 General description 29 Arturia MiniBrute User s Manual 4 2 Front Panel 4 2 1 The oscillator and its signal mixer OSCILLATOR The os
34. he instrument these locations are used for ventilation to prevent the instrument from overheating Do not place the instrument near a heat vent or any place of poor air circulation Use only the provided AC adapter as specified by ARTURIA see chapter 4 3 1 for more details Make sure the line voltage in your location matches the input voltage specified on the AC power adapter Do not open and insert anything into the instrument as this could cause a fire or electrical shock Do not spill any kind of liquid onto the instrument In the event of a maltunction always take the instrument to a qualified service center You will invalidate your warranty if you open and remove the cover and improper testing may cause electrical shock or other malfunctions Do not use the instrument when thunder and lightning is present Do not expose the instrument to hot sunlight Do not use the instrument when there is a gas leak nearby ARTURIA is not responsible for any damage or data loss caused by improper operations to the instrument ARTURIA recommends the use of shielded and less than 3 meters long cables for Audio and ferrite equipped CV Gate cables Arturia MiniBrute User s Manual 10 2 Installation 2 2 Register your Instrument Registering your instrument establishes your legal ownership which entitles you to access the Arturia Technical Support service and be informed of updates Additionally you can subscribe to the ARTURIA newsl
35. he sound stops abruptly Raise the Release slider and the sound will fade out to its minimum level when you release a key Here s an overview of the patch Arturia MiniBrute User s Manual 16 3 Quickstart OSCILLATOR FILTER Sub Osc A Lh LP gp S NM IZ 3 Ally KATZ VM IZ NALLY wildy SP amc m c ERE am 4 HP A e MA LI mA NES xz Mich c be S APIILAPIICAP IOEES w Y Cfo Wave N 50 090 Bi N Ultrasaw Amt Pulse Width Metalizer Cutoff Resonance Mode Brute Factor Phones Master Volume 0 0 0 a NM XM NETZ ELA M7 NI rturia o gt a a lt sda lt saz lsat Sm at gt gia 0 0 0 0 O 0 07 O MINIBRUTE woc D WES ML D ET E X Ss X E d ow E esito MUSICAL INSTRUMENTS Octave 7 N pM 4 da d Ni oft 200 ENV Speed r N ANALOG SYNTHESIZER Ultrasaw Rate ENV Amt ENV Amt ENV Amt KBD Tracking Fine Tune OSCILLATOR MIXER FILTER ENVELOPE AMPLIFICATION ENVELOPE Max e p a aa c H Mi m Sub Osc A rli Ni Audio In Attack Decay Sustain Release Attack Decay Sustain Release Pitch Modulation CONTROLS 1 VIBRATO um o MED o E ARPEGGIATOR vn X N 7 N Amp N Cutoff Cutoff B o Se ge PS EA 2 Hold A _ 0n 4 ha 204 9 5 ox s A ee NE Lf S uw rx W AN O 0 e tch Filter gt d Variation e Tempo E 3 Up Dwn y 45 i Arpeg 4 1 y a Ed 4 Rndm 6096 d Free S
36. ich can be adjusted with the ENV Amt knob and the LFO 4 2 6 the polarity and amount of which can be adjusted with the PWM amp Metalizer knob 4 2 6 4 in the front panel s LFO section The Sub oscillator level is controlled with the slider potentiometer labeled Sub Osc Pulling if down completely mutes the sub bass signal and moving it up increases its level The Sub Ose Section contains two toggle switches The Wave switch selects the sub oscillator s waveshape which can be either a square wave grinding sub bass sounds or a sine wave deep mellow sub bass sounds The Octave switch sets the sub bass to either one octave 1 or two octaves 2 below the oscillator s pitch The signal mixer also provides the control of other signals which aren t generated by the Oscillator The Noise slider potentiometer adjusts the amount of white noise signal sent to the filter Mixing a small amount of noise with oscillator waves creates a kind of breathing natural quality For example mixing the Triangle wave with a small quantity of noise creates a credible flute sound Noise is also useful on its own to create various special effects or nature sounds such as wind water streams and rain as well as percussive sounds such as cymbals The Audio In slider potentiometer adjusts the amount of an external audio source guitar microphone etc that can be plugged into the MiniBrute signal chain via the rear panel Audio In jack 4 3 3 Thi
37. increasing amount of the inverted LFO signal When turned clockwise beyond the O mark the Amp knob sends an increasing amount of the normal LFO signal 4 2 7 Arpeggiator The arpeggiator offers a way to sequence notes that are played on the keyboard It can create simple arpeggio patterns as well as complex intertwined patterns 4 2 7 1 Hold On Off The Hold On Off switch is enables or disables the arpeggiator e Off disables the arpeggiator and the MiniBrute synthesizer is in normal operation mode e On activates the arpeggiator as long as keys are pressed down In this case the arpeggiator repeatedly plays the notes in a sequence that corresponds to the pitch order in which the keys were pressed The played pattern can also be modified by the other arpeggiator controls Octave Mode Swing and Variation knobs e The Hold mode allows recording playing back a sequence of notes without needing to keep the key held down The arpeggiator plays the pattern repeatedly until you either press a new key or return the switch to the On or Off positions By default all notes are pitch sorted however the Hold mode Arturia MiniBrute User s Manual 37 4 General description can be toggled in a time sorted notes mode through the MiniBrute Connection software see chapter 4 4 for further details In this mode by holding down the first note pressed and then adding other notes or even the same ones several times you can build looped melodic
38. is at your fingertips This design philosophy also meant we could use true analog oscillators not digital ones to provide the purity of sound that is the hallmark of analog synthesis Playing a musical instrument should not feel like working with a spreadsheet MiniBrute is about music and creativity and the experience of playing an instrument that is fun physical inspiring and satisfying What s more with its compact 25 key keybed MiniBrute is ideal for the mobile and desktop musician Not only will it give you solid basses amazing effects and screaming leads but give you sounds no other synth on this planet can make As everyone knows analog synthesizers are expensive to produce But what s the point in making a synth for everyone if no one could afford it So we made a bet it would be a hit and geared up to produce MiniBrute in volume allowing us to obtain quantity pricing on parts and translate the techniques of a craftsman to industrial manufacturing The result is analog synthesis without compromise MiniBrute is truly a musical instrument We loved designing it building it and now playing it We hope you will share our enthusiasm and find inspiration in ifs sounds But that s enough talk plug in your new analog friend and start vibrating the walls 3 Operational amplifier a much useful electronic component Arturia MiniBrute User s Manual 8 1 Introduction 2 INSTALLATION 2 1 Usage Precautions The
39. ld hear a basic sawtooth sound rich in harmonics Next let s add some animation and life to this flat sawtooth sound As shown below turn the Ultrasaw Amt fully clockwise This transforms the sound as if there were two or three slightly detuned oscillators which creates a slow beating effect where the oscillators interact with each other Now turn the Ultrasaw Rate knob fully counter clockwise the beating becomes very slow and creates a slow sweep Push the OCTAVE Down button once to obtain very deep lively brass sounds next push the OCTAVE Up button once to return to the default pitch range turn the Ultrasaw Rate knob fully clockwise and you ll hear clich house music sounds The effect is even more pronounced if you add some vibrato by turning up the Modulation wheel slightly Arturia MiniBrute User s Manual 44 5 Using your MiniBrute OSCILLATOR MIXER p OSCIL WEOSCIE i OSCIL A A A BON PAV I Iz boxe ie le oe A a D Z S m e E Ee 2t Y Ly a Ultrasaw Amt Ultrasaw Amt Ultrasaw Amt s m mum mum o ZW Sub Ose 1 Th A Mt Audio ln Ultrasaw Rate Ultrasaw Rate Ultrasaw Rate Try out various settings of the Ultrasaw knobs Now let s compare the various waveforms available Turn down the Sawtooth slider and turn up the Square slider Play the keyboard and you ll hear a hollow clarinet like sound Now turn the Pulse Width knob clockwise as shown below As you t
40. lope s maximum value e Finally the release stage starts upon releasing the key and sets the amount of time for the level to decrease from the sustain level down to zero ADSR envelope signal y percussive envelopes i SUSTAN level ATTACK DECAY RELEASE duration duration duration slow pad envelopes a ATTA Key is pressed down envelope level 4 1 6 Player interface To play a tune with your synthesizer as a player you need a player interface The MiniBrute provides you with a two octave piano type keyboard Besides offering a way to play notes this keyboard provides additional controls for adding expressiveness e Aftertouch generates a signal that corresponds to how hard you press on a key after it s down You can use this signal to modulate vibrato filter cutoff and other parameters e Velocity corresponds to the dynamics of your playing and similarly to aftertouch can modulate multiple parameters e Transposition allows shifting the keyboard s note range over six octaves e The pitch bend wheel allows adding real time pitch changes like bending strings on a guitar The modulation wheel allows applying real time modulation changes to various parameters For example it could add vibrato or change the filter cutoff as you move it e An arpeggiator automates the creation of repeating sequences of notes Alternative ways of playing the synthesizer are available through MIDI control and
41. mono jacks Wilco ico 3 5 mm 1 8 miniature mono jacks e MIDI Input amp Outpul Standard MIDI DIN 5 SB Standard USB type B e Power DC Inpult Internal 2 1 mm external 5 5 mm 2 4 Warm Up and General Tuning As with all other true analog synthesizers after being powered on the MiniBrute needs a warm up period of approximately five to ten minutes The allows reaching a stable operating temperature which insures accurate oscillator pitch Warm up time depends on the external temperature a colder ambiance will require longer Arturia MiniBrute User s Manual 12 2 Installation warm up times while a hotter ambiance will result in shorter times Once the synthesizer has reached its running temperature tune it to pitch Use an external tuner to check the instrument s tuning if needed tweak the Fine Tune knob to tune the MiniBrute to the desired pitch The MiniBrute has been designed for rock solid pitch stability when operated in normal temperature and humidity conditions at external temperatures between 20 C and 32 C in temperate areas In practice the MiniBrute provides satisfactory operation over a much wider temperature range although extreme external temperatures or fluctuations can lead to longer stabilization time or erratic tuning Arturia MiniBrute User s Manual 13 2 Installation 3 QUICKSTART This chapter provides the basics you ll need to create your very first sounds with
42. nalog synthesizers from the 1960s to the 1980s From the Moog Modular V back in 2004 to Origin a modular system of a new generation that we introduced in 2010 from Analog Factory Experience the first hybrid synthesizer ever debuted in 2008 to the Oberheim SEM V released at the end of 2011 our passion for synthesizers and sonic purity has given demanding musicians the best software instruments for professional audio production SOFTWARE LET 1 wer ver Vea ENVI ENV2 wo Lv MOD a o R RW ao R A O om Pm A og A CELI ne HYBRID HARDWARE Overview of some of ARTURIA 5 software hardware and hybrid instruments After recreating so many legendary analog synthesizers by translating golden versions of these classic instruments into sophisticated DSP algorithms the time was right for ARTURIA to introduce an analog synth of its own But reproducing analog circultry is not the same as designing great sounding analog circuits so we enlisted the aid of Yves USSON an extremely talented analog circuit designer and synthesizer enthusiast whose work spans three decades Besides being a talented researcher in bio molecular microscopy his clones of the Moog modules as well as ARP or EMS and own designs are highly renowned in the modular world and continuously produced under license by specialty manufacturers What s more he s always willing to share his considerable e
43. ode a gate signal is generated when the signal level at the AUDIO In 4 3 5 reaches an internally preset threshold a a I XX I aE p The threshold value for the Audio mode as well as several other general settings can be adjusted through the MiniBrute Connection software 4 4 4 3 5 AUDIO Connect the Master Out with an unbalanced audio cable to an audio mixer a computer s sound card or directly to an audio amplifier The Master Volume knob 4 2 8 6 controls the output level Q ESA In You can connect any audio source synthesizer pre amplified guitar output of a mixer etc to the AUDIO In jack and process the incoming signal with the MiniBrute filter and amplifier The AUDIO In signal can also trigger the MiniBrute envelopes if you select Audio may as the Gate Source 4 3 4 Connect your headphones to the ohones El output and set the volume with the Phones volume knob 4 2 8 5 4 3 6 CV GATE IN CV GATE IN The MiniBrute also connects with other analog devices analog synthesizer analog step sequencer etc through a CV GATE interface where CV means Control Voltage The A LAA Gate In 1 8 jack allows other analog devices to trigger the MiniBrute envelopes The main MiniBrute functions i e amplifier volume filter cutoff and oscillator pitch are controlled by the Amp to VCA Filter to VCF and Pitch to VCO
44. ould cause permanent hearing loss DO NOT operate for long periods of time at a high level at a level that is uncomfortable or a level that exceeds prevailing safety standards for hearing exposure If you encounter any hearing loss or ringing in the ears consult an audiologist immediately It is also a good idea to have you ears and hearing checked annually Arturia MiniBrute User s Manual 9 2 Installation NOTICE The manufacturer s warranty does not cover service charges incurred due to a lack of knowledge relating to how a function or feature works when the unit is operating as designed reading the manual is the owner s responsibility Please study this manual carefully and consult your dealer before requesting service PRECAUTIONS INCLUDE BUT ARE NOT LIMITED TO THE FOLLOWING Read and understand all the instructions Alwavs follow the instructions on the instrument Before cleaning the instrument always remove the electrical plug from the outlet as well as the USB cable When cleaning use a soft and dry cloth Do not use gasoline alcohol acetone turpentine or any other organic solutions do not use liquid cleaner spray or cloth that s too wet Do not use the instrument near water or moisture such as a bathtub sink swimming pool or similar place Do not place the instrument in an unstable position where it might accidentally fall over Do not place heavy objects on the instrument Do not block openings or vents of t
45. ound very different from the pitched signals and are like the sound of wind a water stream steam exhaust rain waterfall etc 4 1 2 Signal enhancers Signal enhancers or wave shapers transform or distort the oscillator s basic pitched signal to increase their harmonic content and make them sound brighter and richer The MiniBrute provides three signal enhancers Arturia MiniBrute User s Manual 21 4 General description The Ultrasaw builds two phase shiffed copies of the basic sawtooth signal These copies have independent and ever evolving phase shifts with respect to each other and are eventually mixed with the sawtooth signal This results in a lively rich and bright ensemble effect whose character depends on the modulation rates of the phase shifted copies Sawtooth signal Ultrasaw Shifted copy 1 Shifted copy 2 The Pulse Width Modulator or PWM takes the square wave and changes the ratio between the time the waveform is at maximum or minimum The square wave corresponds to a 50 PW The pulse width can be set over a wide range 50 to 90 making it possible to create a wide variety of woodwind instruments Pulse width PM Modulated pulse UULU time amplitude Pulse witdh modulation PWM The Metalizer takes the basic triangular waveform and warps folds it to create very complex jagged waveforms that are rich in high harmonics This results in metallic pitched sounds that a
46. ount of the inverted ADSR envelope When turned clockwise beyond the O mark the ENV Amt knob sends an increasing amount of the standard positive going ADSR envelope 4 2 2 5 KBD Tracking The filter cutoff frequency can also be keyboard controlled The KBD Tracking knob lets you adjust how the cutoff follows the keyboard me Repeat the exercise described in the Cutoff section set the KBD KED cin Tracking knob to 100 12 o clock then play a series of notes on the keyboard The filter should open more to retain high frequencies as you play higher Up on the keyboard 4 2 2 6 Envelope speed ZE This switch toggle the speed of both the filter and amplifier envelopes In ENV Speed GEA fast mode the ADSR curves can be very rapid which is useful when creating snappy and percussive sounds In the slow mode the ADSR curves can be very slow making them suitable for slow evolving sounds like pads 4 2 2 7 Filter Envelope FILTER ENVELOPE In normal mode the Filter envelope is triggered by the keyboard GATE signal It can also be triggered by other GATE sources such as the Arpeggiator clock 4 2 7 or the rear panel s external GATE IN jack 4 3 6 Note that depending on the position of the GATE Source switch located on the rear panel 4 3 4 the filter envelope is under the control of either the keyboard GATE signal the automatic GATE from the external Audio input 4 3 3 or the hold position of the GATE switch
47. p www arturia com Arturia MiniBrute User s Manual 2 TABLE OF CONTENTS 1 IFTFO GUC TION NETTE 2 INSTA TON ettet EET Z2 BscdeTrrecdUlofisssrsi do SE UU Ud use ata a eise E S 9 Za JARSGISICr eSI ra a 11 2 3 Connecting the MiniBrute to the World esssesssseesssseeeessscereessssesseeesssrerresseesses 11 2 4 Warm Up and General TUNA isis 12 UGS ein A 3 1 Create your first sound the basic patch 14 32 Ada Ol VIO M TU L5 oo TWEAKIMS SAVE OPS cal 16 24 Mecenas 17 35 Create arpeggiated SEQUENCES ccsscsccccescsssseecccseccssssscecussceceseceeescsenesenens 18 4 General description eee eene 20 Al JodlOogsynineszercarcmiec Ul tesi 20 A AOA GON TO aa see 20 4 1 1 1 Pitched signal generator oscillators aabt dis 20 A 1t 1 2 UNPRIENSA signal generat PTT T diets 21 liz Sonae ennan COS AS A AOS 21 NAMEN MES P e 23 2159s WHOIS MOC e tei tata thats daca e estuve asc Mi e Ce I M M DUIS 23 4 1 3 2 Filter types Low pass Band pass High pass and NOtfChD cconcccccccccnnnonononoconononaninananiconss 23 4 1 3 3 Resonance or SIMAO 0 0 EE 25 kra ANO O RR UU DE HE 29 NM ore Eee T TUE HE 26 AAO IOV ERIN CV OC mE c m 27 Meld UNO OV ONC DU AA A A tat phat kod S 28 rM M aq xreleele SA E 29 A2 NOV Fe Clin leta dM nays epee ae 30 BDV TAS OS CUTE gode etai f T T TT 30 AD Mea Mh VS WIV O
48. r Arturia MiniBrute User s Manual 38 4 General description e With no external MIDI clock the Tempo knob acts as expected its position sets the general BPM value e An external MIDI clock deactivates the Tempo knob except at its extremes where it acts as a performance oriented divider multiplier Fully counter clockwise halves the tempo while fully clockwise doubles the tempo You can also define the tempo empirically with the Tap button which provides a tap tempo function It too acts differently if MiniBrute detects an external MIDI clock on the MIDI Input or USB connector and works interactively with the Tempo knob With no external MIDI clock you can set the tempo with a human touch by tapping on the pad at the desired beat However when playing live with human musicians you may want to synchronize the synthesizer tempo accurately with the other players to do this hold down the Tap pad The Tempo knob switches from absolute to relative mode so so you can use it to fine tune the groove With an external MIDI clock holding down the Tap pad transforms the Tempo knob into a performance oriented tempo modifier that ranges from 100 divide by 2 to 100 multiply by 2 The current Tempo knob position represents the MIDI defined general tempo moving the knob increases or decreases tempo MIDI clock control resumes if you release the Tap pad so the MiniBrute immediately gets back in sync with the general groove
49. re ideal for harpsichord and clavinet type tones Dynamic modulation LFO or envelope of the warp folding parameters opens up a realm of clangorous spring coil like sounds Arturia MiniBrute User s Manual 22 4 General description initial triangular wave warping folding factor metalizing amount 4 1 3 Filter 4 1 3 1 What is a filter In general a filter follows the signal generator and signal enhancers and modifies the spectral content of the signal or signals This can involve either attenuating filtering out or emphasizing resonating particular overtones and partial and these changes can be either static or dynamic Filters are very important circuits whose design contributes greatly to the a synthesizer s sound and character 4 1 3 2 Filter types Low pass Band pass High pass and Notch A filler can operate in various ways or modes These modes are called transfer functions or spectral responses In the MiniBrute the filter can operate either as a low pass filter a band pass filter a high pass filter or a notch filter In low pass mode the spectral contents below a given cutoff frequency shortened to cutoff remain unchanged while partials above the cutoff are attenuated The attenuation is a function of the frequency where the higher the partial frequency the greater the attenuation In other words it is called a low pass mode because it passes the low frequencies below the cutoff and reduces the high frequencie
50. rst MiniBrute sound OSCILLATOR FILTER Sub Osc A Lh LP gp ae NM IZ 3 Ally KATZ VM IZ NALLY wildy gt gl gt a gt ae lees cm k Weg pus E nu 2 Nich a SIS IO IIS PS Y vs E Ultrasaw Amt Pulse Width Metalizer Cutoff Resonance Mode Brute Factor Phones Master Volume 0 0 0 NMZ XM NETZ ql7 M7 NI ea Saaz Za 12d Nw w gt 8 0 0 0 0 0 8 0 MINIBRUTE E P ND Ss ee ss Y ES P4 SS Z SS A SS N N 7 v ANALOG SYNTHESIZER Octave ES de E t Ha off _ 200 ENV Speed Ultrasaw Rate ENV Amt ENV Amt ENV Amt KBD Tracking Fine Tune OSCILLATOR MIXER W FILTER ENVELOPE AMPLIFICATION ENVELOPE e pes BH Sub Osc A rli Ni Audio In Attack Decay Sustain Release Attack Decay Sustain Release CONTROLS VIBRATO QJ yy 1LFO QJ V 1r ARPEGGIATOR iz Y X N Amp N A om Cutoff Cutoff a ES z e sv A A ES e PS EA Hold nm 3 ES mm Es amp Vibrato e Vibrato amp y A On 4 Wy LFOA t Off in J x N 7 x i 7 x i ee E Off A 7 MOD Wheel B Aftertouch 4 N 7 WR N A Ns 0 Es I S PWM amp Metalizer e Pitch Filter 3 L Variation e Tempo AV on MS do 2 Up cs 0 3096 e Arpeg p i 45 rh 4 Rndm 60 Ww WV gt i Free SS WO o wae MN Clock na 00 Ta Wave Rate Octave Mode Swing p Nice but it sounds a bit like a pocket calculator doesn t
51. s 4 1 1 Signal generators The signal generators are the circuits that produce the basic waveforms for sound creation There are two basic categories pitched signal generators and the unpitched signal generators 4 1 1 1 Pitched signal generator oscillators This device also called an oscillator produces an electronic signal characterized by a repetitive shaped pattern called a waveform The number of times this pattern repeats in a second determines the signal s frequency which determines its pitch For example a pattern that repeats every 2 2 ms corresponds to a fundamental frequency of 440 cycles per second or 440 Hertz a unit of measurement for cycles per second named in honor of Heinrich Hertz who first demonstrated the existence of magnetic waves and abbreviated Hz This frequency is associated with the pitch of middle A on a piano keyboard In general oscillators will provide some or all of the following basic waveforms sine wave triangular wave sawtooth wave square and pulse waves DN Pu NV time Sinewave Triangular wave Sawtooth wave Square wave Pulse wave amplitude If these waveforms have the same frequency then their pitch is equivalent However different waveform shapes have different timbres For example the sine wave sounds dark and plain while the sawtooth wave sounds very bright The square wave sounds a bit like a clarinet and the pulse wave resembles an oboe Arturia MiniBrute User s Manual 20 4
52. s dynamic control over either the FILTER Cutoff OSCILLATOR Pulse Width or the Metalizer harshness The FILTER ENVELOPE amount and polarity are controlled by the Env Amt knobs which are very useful when you want to create lively sounds 5 3 External sound processing Plug your external audio source in the Audio In 1 8 jack 4 3 5 on the MiniBrute s rear panel Your audio source must provide line level signals so with electric guitar you ll need to patch a preamp or other processor e g compressor distortion multieffects between the guitar and the Audio In Adjust the OSCILLATOR MIXER s Audio In slider to the desired level When using an external audio input select a GATE Source setting that corresponds to how you want to process the external source e o trigger the envelopes with the keyboard set the GATE Source switch on the MiniBrute s rear panel to the KBD position e o hear the external source continuously and process it select the Hold position e To trigger the envelopes when the external signal level exceeds a fixed threshold select the Audio In position you can change the threshold level using the MiniBrute s software see chapter 4 4 The following setting produces an auto wha effect combined with tremolo The Modulation wheel controls the amount of tremolo make sure that the CONTROLS section s MOD Wheel switch is set to LFO Amu OSCILLATOR T RIERS Sub Osc A
53. s above the cutoff This correlation of attenuation to frequency determines the filter s slope which is measured in dB octave i e the amount of attenuation applied to a partial with a frequency twice as high as the cutoff Arturia MiniBrute User s Manual 23 4 General description Spectral domain Spectral domain pitched signal filtered pitched signal ee ee ee ed ee ee i 09 3 Lowpass filter E filter slope E E i o o f h2 h3 h4 h5 frequency f h2 h3 h4 h5 frequency Spectral domain Spectral domain white noise filtered noise Lowpass filter y 5 filter slope amplitude amplitude frequency frequency In band pass mode the cutoff frequency becomes a band s center frequency Partials within this band remain unchanged while partials below or above the band s range are attenuated strongly Spectral domain Spectral domain pitched signal Bandpass filter amplitude amplitude f h2 h3 h4 h5 frequency sf h2 h3 h4 h5 frequency Spectral domain Spectral domain white noise filtered noise 09 3 HE 2 Bandpass filter E a E E frequency frequency In high pass mode partials above the cutoff frequency remain unchanged while the partials below the cutoff are attenuated Spectral domain Spectral domain filtered pitched signal pitched signal TRC eee eee eee ee eee eee ee ee ee ee ee ee ee v E 9 9 filter slope Highpass filter 2 a E o f h2 h3 h4 l h5 frequenc
54. s makes it possible to process an external audio signal with the filter and amplifier also note that this signal can trigger the envelopes Arturia MiniBrute User s Manual 31 4 General description 4 2 2 The filter FILTER m EE The filter alters the oscillators timbre via the four response E d 7 mm modes described previously LP BP HP amp Notch Its ANS cutoff and resonance can be adjusted manually The Resonance ZU cutoff can also be controlled by the keyboard and pr modulated by various modulation generators The ex X MiniBrute filter is based on Nyle Steiner s Sallen 8 Key T EL architecture designed in the 70s and offers I2dB octave slopes in LP and HP modes and 6dB octave slopes in BP and Notch modes 4 2 2 1 Mode TEE This selects among the four filter modes LP low pass BP band pass 8 be i HP high pass and Notch The LP mode is the most commonly used and provides sounds which are full fat and round The BP and HP modes provide thinner and harsher sounds When modulated by the LFO the Notch filter mode sounds similar fo a phaser effect pedal 4 2 2 2 Cutoff This knob adjusts the filter s cutoff frequency The frequency range goes from below 20Hz when turned fully counter clockwise up to 18kHz when fully clockwise For example in LP mode you can adjust a sound s brightness As an exercise set al the oscillator mixer slider potentiometers to O lowest position Adjust the NOIS
55. sequences up to 16 notes 4 2 7 2 Octave The Octave knob determines the arpeggiator s transposition range from one to four octaves 4 2 7 3 Mode The Mode switch chooses how the pool of arpeggiated notes will be sorted with respect to playing order UD ads sorts the pool by ascending pitch e Down sorts the pool by descending pitch e Up Dwn first plays the pool in Up mode then Down mode The first and last notes repeat e Rndm picks notes randomly from the pool 4 2 7 4 Swing The Swing switch sets the swing amount applied to every even note in the arpeggio from a strictly mechanical groove to one that s totally off the tempo 6 positions are selectable with swing values varying from 50 position 1 to 75 position 6 4 2 7 5 Step The step selector defines the tempo subdivisions to be used AE DD m quarter note or one note on each step MJ acies eighth note or 2 notes per step E TI sixteenth note or 4 notes per steps S TIBET uses quarter note triplet or 3 notes per 2 steps XS T uie eighth note triplet or 6 notes per 2 steps TOT tees sixteenth note triplet or 12 notes per 2 steps 4 2 7 6 Tempo amp Tap The Tempo knob sets the arpeggiator s clock rate from 30 bpm to 260 bpm The red LED under the knob blinks in sync with the tempo beat The Tempo knob acts differently if MiniBrute detects an external MIDI clock on the MIDI Input or USB connecto
56. sical which is great unless you want to produce weird space sound FX For more pronounced modulation effects we ll use the LFO which provides six different modulation waveforms These waveforms can modulate most of the other MiniBrute sections the PWM and Metalizer oscillator pitch filter cutoff and eventually the sound s amplitude Let s have fun modulating the OSCILLATOR pitch Set all sliders pots and switches as shown in the initialized patch 5 1 then press a key and tweak the LFO section s Pitch knob Try different Rate knob settings too Test and try the various LFO waveforms for example select the fifth waveform random steps set the CONTROLS section s MOD Wheel switch to LFO Amt then adjust the Pitch knob to maximum clockwise Press a key and adjust the modulation amount with the Modulation wheel The four modulation knobs let you adjust not only the modulation amounts but also their polarity whether increasing modulation increases or decreases a parameter value This is particularly evident when modulating the Pitch with the sawtooth modulation waveform When turned toward the mark the pitch glides Up slowly to the highest pitch then snaps back to the lowest pitch When turned toward the mark the pitch glides down to the lowest pitch then snaps back to the highest pitch Arturia MiniBrute User s Manual 46 5 Using your MiniBrute Another important sound modulation source is the FILTER ENVELOPE This provide
57. ternal GATE IN jack 4 3 6 Note that l3 depending on the position of the GATE switch located on the rear panel 4 3 4 the amplifier envelope is under the mul Ele BI Control of either the keyboard GATE signal the automatic GATE from the external Audio input or the hold position of the GATE switch L ml rr The Attack slider sets the duration of the envelope s first stage Depending on the filter section s ENV Speed switch 4 2 2 6 the Attack time ranges from 1ms to 1s or from 1Oms to 10s The Decay slider sets the duration of the envelope s second stage Depending on the filter section s ENV Speed switch 4 2 2 6 the Decay time ranges from Ims to 1s or from 10ms to 10s The Sustain slider sets the level of the envelope s sustain stage The Release slider sets the duration of the envelope s final stage Depending on the filter section s ENV Speed switch 4 2 2 6 the Release time ranges from Ims to Is or from 10ms to 10s A LED indicator show the envelope amount sent to the amplifier The LED s brightness depends on the envelope signal s amplitude 4 2 4 Controls 4 2 4 1 MOD Wheel LT The MOD Wheel switch controls the Modulation wheel assignment us 4 2 8 2 Depending on the position of this switch the Mod wheel LI controls either the filter cutoff frequency Cutoff position the vibrato 2 amount sent to the oscillator Vibrato position or the amount LFO Amt of the current LFO signal to the various targets PWM amp
58. urn up the knob the sound becomes slightly harsher and nasal like a reed instrument OSCILLATOR MIXER LATOR LLATOR LLATOR hu y M l NY LN mim al 2 p cal D _ No09 son m G 90 raise BURN Pulse Pulse Width Nal oe ME S Sq Em mm mum mum umm 2 ES zO P 1 Y kt Y i Sub Osc Audio In RE RE A hi A N ENV Amt ENV Amt ENV Amt Try out various settings of the Pulse Width knob Turn down the Square slider and turn up the Triangle slider The Triangle waveform is very basic with few harmonics Now turn the Metalizer knob clockwise as shown below As you turn up the knob the sound becomes richer by adding more partials and evokes metallic sounds like metal plates or metal strings The sound acquires a clangorous nature but remains in tune OSCILLATOR MIXER AN wu MJ ly S L p 2 JO er E T E NE Metalizer Metalizer Metalizer SZ EN EE EN E NEN WP z ae e m Y x Mi Sa 4 E Sub Osc M rl W Audio In ENV Amt ENV Amt ENV Amt Try out various settings of the Metalizer knob Next let s control the harmonic content of these basic pitched waveforms by using the filter Return to our initialized sound as shown at the start of this chapter then tweak the Cutoff knob As you turn it down counter clockwise the bright Sawtooth sound loses more and more of its higher partials and becomes darker and warmer Next increase
59. wise increases the portamento effect At the maximum setting it takes approximately 4s to glide from the lowest C of the MiniBrute keyboard to the highest C two octaves above 4 2 5 Vibrato Lm The Vibrato is a specialized low frequency oscillator dedicated to oscillator pitch modulation It s completely independent from other modulation sources and its modulation depth and triggering are controlled by the Modulation wheel 4 2 4 1 and the Aftertouch switch 4 2 4 2 respectively lt provides different modulation waveforms e a positive square wave useful to create a trill up effect the pitch jumps alternatively between the keyboard pitch up to a higher pitch depending on the Modulation wheel setting e asine wave for the classical vibrato effect negative square wave for trill down effect The Rate knob controls the Vibrato s modulation rate and ranges from 3 Hz to 30 Arturia MiniBrute User s Manual 35 4 General description HZ 4 2 6 LFO The LFO is a low frequency oscillator It is the primary modulation source for the MiniBrute s other sections The Rate knob set the LFO oscillation rate and ranges from very slow rates 0 1Hz up to quite fast rates 100Hz The red LED located above the m knob blinks in time with the rate Note that the LFO rate may be superseded by the arpeggiator tempo clock if the Clock switch is set to Arpeg see below 4 2 6 3 Clock fee The Clock switch sets the LFO rate s
60. xperience and pass along his knowledge to others All his schematics stay open to the D LY community most of his works can be found on the Yusynth ongoing project website and he casts a long and welcome shadow on the major Internet forums devoted to analog fanatics D LY Do It Yourself 2 hito yusynth net Arturia MiniBrute User s Manual 6 1 Introduction Yves USSON and a couple of wired ee Combining ARTURIA s acclaimed savoir faire in designing innovative musical instruments and Yves deep knowledge and experience the MiniBrute analog synthesizer has its roots in the 1970s yet incorporates the best of the 21 century a Prem darter Value 2 d i MINIBRUTE Litra F iW imi i Eisi 3d k PA oan pm i Miss eril E EE The ARTURIA MiniBrute analog synthesizer Arturia MiniBrute User s Manual 7 1 Introduction We built the MiniBrute with four goals peerless analog sound intuitive operation realistic cost and no compromises whether with parts design or connectivity From the smallest electronic OPA to the potentiometers and the casing we cherry picked the very best suppliers subjected every component to exhaustive testing and fine tuned the design for the best possible player experience Furthermore we decided to bring back the fun of creating your own sounds and controlling them on stage or in the studio There are no presets hidden menus shift keys or scrolling All the sound shaping
61. y f h2 h3 h4 h5 frequency Spectral domain Spectral domain white noise filtered noise 7 9 i a 2 Highpass filter S meet ME j o I E E frequency frequency In notch mode or rejection filter the cutoff frequency becomes a band s center frequency partials within this band are attenuated while partials above and below this band remain unchanged Arturia MiniBrute User s Manual 24 4 General description Spectral domain Spectral domain pitched signal 5 3 E Notch filter E E o f h2 h3 h4 l h5 frequency f h2 h3 h4 h5 frequency Spectral domain Spectral domain white noise filtered noise D Notch filter o 3 o fo frequency frequency The cutoff frequency doesn t have to be static controlling it with other devices like a keyboard keyboard tracking or LFO envelope generator or other controllers creates dynamically changing interesting timbres 4 1 3 3 Resonance or emphasis Resonance is a filter s ability to amplify or emphasize partials that are close to the cutoff frequency thus creating a peak in the spectral response This parameter can be increased up to a point where the filters no longer acts like a mere filter but starts to oscillate on its own Spectral domain pitched signal A resonant peak Spectral domain qu filtered pitched signal D v E pesonant 0E eee pete Lowpass filter filter slope z E dz o f h2 h3 h4 h5 frequency f h

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