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Motas -6 How-To Manual

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How To...Guide
version 1.01
for firmware 0602011A / software MotasEdit v1.0.11
June 12, 2021

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Summary of Contents for Motas Motas-6

  • Page 1 How To…Guide version 1.01 for firmware 0602011A / software MotasEdit v1.0.11 June 12, 2021...

  • Page 2: Table Of Contents

    Contents Introduction Configure and control Change the active parameter page without adjusting the offset values Adjust page offset values without changing the active parameter page Set the 5 fast-access patches loaded at power-on Save a set of 5 fast-access patches Initialise patch settings Copy patch settings Control using a PC...
  • Page 3 Copy/Reset Mod Control of settings over MIDI Sound design Set bipolar or unipolar modulation Make an oscillator have fixed pitch Create a drone patch Create a band-pass filter Use phase modulation to create complex waveforms Create wave-folding sounds Set LFOs to track pitch for AM- and FM-type sounds Control gain-staging and distortion Change the EG response shape 4.10...

  • Page 4: Introduction

    For the latest news, firmware and document updates please visit www.motas-synth.uk. Whilst every effort has been made to ensure that this guide is as accurate as possible Motas Electronics Limited will not be liable for any erroneous information. This manual may be updated at any time without prior notice. Please check the website for updates.

  • Page 5: Configure And Control

    Configure and control 2.1 Change the active parameter page without for use with the vector morphing feature, or as a set for adjusting the offset values use with the arpeggiator set to cycle through patches. First load in the desired patches into each of the 5 fast- Engage the ’value lock’...

  • Page 6: Control Using A Pc

    MIDI system exclusive (SysEx). Ide- software is available as a standalone executable and as a ally you should connect Motas-6 to your PC using USB. MIDI plug-in version for use with 3rd party DAW software. DIN connectors can be used but this interface is much slower.

  • Page 7: Make An Lfo Sync To Clock

    so that the LFOs are lfo sync seq synchronised (reset) when the sequence or pattern is re- It is possible to apply an older firmware ver- wound to the start, play started or a MIDI START real-time sion but this is not recommended especially since message is received.

  • Page 8: Play Multiple Units Together Polyphonically

    then the pitch will jump to match the note held- in the chain connected to an external MIDI controller (or pitch down (which note depends also on the individual oscillator computer) via USB or MIDI DIN to receive the played notes. note-tracking options), otherwise it won’t respond to the This first unit needs to forward the MIDI controller data to note-off event.

  • Page 9: Edit Page Parameters Such As Eg Attack Using Rotary Knobs

    the MIDI note control of pitch, and will bypass any tuning time editing for many of the parameters for that page. See setup. the table below which shows what is controlled from each rotary knob. For example turning will lpf-1 To trigger the EGs using CV/gate inputs set the mode to now control the EG attack.

  • Page 10: Paraphonic Playing

    can be set. Up to 8 notes can be specified. 2.16 Paraphonic playing is a paraphonic synthesizer. The 3 VCOs can separately be configured to track pitch independently, and EGs can be applied to control the mixing of the VCOs, but ultimately their outputs are all mixed together and pass through the filters and final output together.
  • Page 11 Global/Page/Patch Global Destination Page Destination Patch Dest. lows you to choose which patch parameters is assigned to LFO1 WAVEFORM OFFSET PORT MODE which CC controller. This is accessed from GLOBAL PARAMS LFO1 FREQUENCY PAGE OPTION 1 PORT TIME/RATE MASTER PITCH LFO1 TEMPO PAGE OPTION 2 PORT VALUE...
  • Page 12 Rotary knob Control function slot #1 osc-1 slot #2 osc-1 pitch slot #3 osc-1 slot #4 osc-1 slot #5 osc-1 slot #6 osc-1 slot #7 osc-2 slot #8 osc-2 pitch slot #9 osc-2 slot #10 osc-2 slot #11 osc-2 slot #12 osc-2 slot #13 osc-3...

  • Page 13: Advanced Modulation

    Advanced modulation The modulation architecture of typically al- For each slot there are 2 source settings and a ’function’ lows the user to ’see’ the modulation being applied to each that operates on the source values. The output from the parameter shown on the individual parameter pages and chosen function can be routed as a source input for other to dial-in modulation amounts from local LFOs and EGs (lo-...

  • Page 14: Function

    Source type slot When source type is set to the source value is slot FUNCTION Description routed from another advanced modulation slot output. The fixed zero value source selection can be chosen from corre- S1 ONLY S1 value (S2 ignored) sponding to the advanced modulation outputs slots 1…16.

  • Page 15: Destination

    tones etc. Pressing from the setup advanced mod copy page allows options to copy or reset the advanced modu- Press to toggle unipolar bipolar lation settings. The current slot is shown in the upper right modulation. of the display. 3.4 Destination The destination is set using the set- page...

  • Page 16: Sound Design

    Sound design 4.1 Set bipolar or unipolar modulation The modulation sources EG, note, velocity and global mod- ulators M1 …M4 can all be set to modulate in either unipo- lar or bipolar mode (independent settings for each source on each parameter page). Bipolar means that when the modulation source is at its mid-value the modulation ef- fect will be zero whilst in unipolar mode the effect is zero 4.4 Create a band-pass filter...

  • Page 17: Use Phase Modulation To Create Complex Waveforms

    from the VCO1 triangle wave. The modulated result is the sawtooth output from VCO2. Internally the triangle wave- form from VCO2 is generated from this new sawtooth and so is affected by the PM. The square and sub waveforms are generated from the original core sawtooth and so are not affected by the PM on VCO2.

  • Page 18: Set Lfos To Track Pitch For Am- And Fm-Type Sounds

    Use pitch-tracking to apply a range of AM and FM effects (depending where the LFO is appled). Offset the pitch-tracking frequency to give charac- teristic noisy/complex tones. Since the LFOs can- not run at high audio rates (due to hardware limi- tations) digital aliasing artifacts will be heard when at higher frequencies, especially if the LFO wave- form is not a sine wave.

  • Page 19: Change The Eg Response Shape

    in-phase, the overall signal is weaker and so the distortion is reduced or absent. The subtle (or not subtle) effects of distortion are one of the key sonic attractions of true analogue synthesizers such 4.9 Change the EG response shape In a more complex example the waveform below shows the triangle wave output of oscillator 1 which is synced to Each EG (Envelope Generator) has an output signal that...

  • Page 20: Feedback Audio / Process External Audio

    LFO used on that page and/or set the freq mod eg parameter to allow the frequency to be modulated by the Since this is a feedback loop if the gain EG used on that page. Note that the global lfo or EG mod- around the loop becomes greater than 1 and is in- ulation amount settings for the page are irrelevant here phase the output will potentially scream/howl so...
  • Page 21 Set an LFO into mode single-shot using a custom LFO waveform with a complex pro- file to use the LFO more like an ’EG’ on a percussive patch with exact and complex control of the shape over time. Use the LFO frequency to control how ’fast’...

  • Page 22: A Real-Time Patch Changes Using Midi Nrpns

    Real-time patch changes using MIDI NRPNs Page data NRPN LSB data When a patch parameter is changed using the rotary knobs Offset , rotary encoder or buttons a series of 4 MIDI con- EG mod depth EG delay troller messages are sent: EG attack EG decay •...

  • Page 23: Nrpn Control Of Advanced Modulation

    Global data NRPN LSB data A.1 NRPN control of advanced modulation LFOx 1 frequency LFOx 2 frequency LFOx 3 frequency The configuration of the advanced modulation (see chap- LFOx 4 frequency ter 3) can be sent and received using NRPNs too. EGx 1 delay EGx 2 delay EGx 3 delay...

  • Page 24: Bmidi Implementation Chart

    Key-based Instrument Ctrl (Yes/No) Master Fine/Coarse Tune (Yes/No) Other Universal System Exclusive Manufacturer or Non-Commercial System Exclusive Motas Electronics Ltd ID# : 00H 21H 2FH NRPNs (Yes/No) RPN 00 (Pitch Bend Sensitivity) (Yes/No) RPN 01 (Channel Fine Tune) (Yes/No) RPN 02 (Channel Coarse Tune) (Yes/No)
  • Page 25 MIDI Implementation Chart v. 2.0 (Page 2 of 3) Manufacturer: Motas Electronics Limited. Model: Motas 6. Date: July 2020. Control # Function Transmitted (Y/N) Recognised (Y/N) Remarks MIDI Bank Select (MSB) Modulation Wheel (MSB) Breath Controller (MSB) Foot Controller (MSB)
  • Page 26 MIDI Implementation Chart v. 2.0 (Page 3 of 3) Manufacturer: Motas Electronics Limited. Model: Motas 6. Date: July 2020. Control # Function Transmitted (Y/N) Recognised (Y/N) Remarks Sustain Pedal Portamento On/Off Sostenuto Soft Pedal Legato Footswitch Hold 2 Sound Controller 1 (default: Sound Variation)

  • Page 27: Cmidi Sysex Messages

    Request abort process 0x4B – 0x21 Motas Electronics identifier Data transfer 0x2F Motas Electronics identifier Screenshot 0x28 – 0x06 product id (6 = motas-6) Oscilloscope data 0x29 – MIDI channel byte ’X’ Info 0x2A – 0x00 reserved Screenshot compressed ‡ 0x2B –...

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