BUILDING AN ANALOG PROGRAMMABLE MODULAR SYNTHESIZER

Welcome to this new website!

 

    This new collection of modules are designed to combine the amazing sound quality of analog synthesizers with the advantages of a numerical synthesizers (presets, memories, programming). Most of their parameters can also be voltage controlled in addition to digital control because it is extremely important to have analogic control in addition of digital control.

    These modules can be integrated with your legacy systems to bring you new preset and automation functions. These modules can be controlled many ways including direct control interaction or automatic remote interaction through MIDI messages sent from a master keyboard, control surface, computer, or hardware/software sequencer. For instance, a LFO can have its frequency or wave shape continuously and automatically modified during a song. All the ACXBus modules have memory bank to store all parameters and to be used as presets.

    In addition to these automation functions, the number of parameters of these modules has dramatically increased. For instance, the dual envelop generator has 13 different parameters per envelope. Thanks to the presents and automation, a musician can recall any configurations on stage, even the most complex ones.

    These top quality modules are reliable and powerful enough to be used on stage and in studios. The inputs/outputs are protected against any possible connection errors. They are built with high quality components on industrial PCB and use powerful 32 bits processors and 16 bits DAC. Importantly, maintenance is facilitated by socket supported IC’s.

    Affordability and quality are of paramount importance because price should not hinder musicians’ creativity.

 

MIDI to CV


This is the last version of the ACX MIDI TO CV. It is based on a high precision 16 bit DAC, a 32-bit processor and a display/encoder system to precisely control all parameters. Like all ACX Bus Modules, it can be programmed and automated using MIDI control change. You can change the output voltage type (Note, Velocity, AfterTouch, Modulation, Control Change #2 on 14 bits), or the signal type (gate, variable length Triggers, MIDI Clocks, Start/Stop messages) on any of its 4 independent voices. It works on MONO mode or four different polyphonic modes. Amongst its functions, it has a large choices of scales, V/Hz, transposition, MIDI clock divider/multiplicator (independent on all its voices), and finally a high precision tuning directly by encoder.
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DUAL LFO


This module is based on two independent LFO with amazing capabilities: large frequency bandwidth from 0.008Hz to 270Hz, 12 waves, wave symmetry management, volume level adjustment, Tap Tempo, internal/external sync, Start/Stop, 8 voltage controlled, or modulation controlled parameters for each LFO, and 27 parameters that can be automated or modified by control change.
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DUAL ENVELOPE GENERATOR


More than a simple ADSR, this new original generator is a DABADSOR type can create very complex envelope. It includes two independent generators. Each offers 6 envelope types, 7 wave shapes, and 9 voltage controlled parameters. Nevertheless, it remains easy to parameter and thanks to its memory banks and Modes that allow you to change from one envelope type to the other. It has 37 parameters that can be automated or modified by control change.
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WAVE TRIGGER


This module is just the integration of the famous robertsonics Wav Trigger into a Eurorack module. This little sampler is much easier to use because the sound bank selection and MIDI channel are now controlled directly from the encoder.
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WiMI Wireless USB


The WiMI (Wireless MIDI) USB Module transfers MIDI messages on a wireless 2 way link. It connects directly on a computer USB port or a standard MIDI device - Keyboard, Master Keyboard, sequencer- DIN connector. It exchanges data either with another WIME USB module or with a Eurorack WiMI Module.
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WiMI Wireless Eurorack


The WiMI MIDI Module transfers MIDI messages on a wireless 2-way link. Up to four MIDI devices can be connected in download mode. Eurorack compliant, it can exchange data with another WiMI Eurorack module or the WiMI USB.
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LINE DRIVER


The Line driver is a must have in a modular synthesizer. It allows direct connections on preamps, mixers with no limitation on the cable length. It solves all impedance, distortion, and noise issues. Based on professional audio components, it remains affordable and easy to build.
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VCA


The VCA has a wide dynamic range of 120 dB and a distortion ratio of 0.01% (A Model). This module gives you a pristine sound. It has two mixable inputs and its logarithmic response gives a great dynamic. It remains affordable and easy to build, perfect for SDIY beginners.[MORE INFOS]

GATEWAY


The ACXbus gateway connects eight ACXBus compatible modules with only one MIDI cable. All the parameters of all the modules can be stored in its memory banks and be used as presets for the all synthesizer. To avoid latency, the transfer rate is 320 times faster than the MIDI one. [MORE INFOS]