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Type: Posts; User: jcugnoni

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  1. Hi First you need to copy/paste the desired...

    Hi

    First you need to copy/paste the desired column of the tube table in a text file without the {}. Then load the array in Matlab or Octave. I assume that the tube table is stored in array y of...
  2. @daperl I had it soldered directly to Teensy...

    @daperl
    I had it soldered directly to Teensy audio board via header pins but then wanted to try other audio boards...
    ... it is actually very challenging to desolder about 40 pins two rows and I...
  3. Hi The tube waveshaper table in TeensyDist...

    Hi
    The tube waveshaper table in TeensyDist library are float32 array with 2001 entries. Each entry is in the interval -/+32767.
    To use those tables in the regular waveshaper object you will need...
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    Cool. The base option is perfect for me. I...

    Cool.

    The base option is perfect for me.

    I am not so much at ease with soldering SMT and multipin chips but adding bigger components if needed later will be just fine.
    Let me know when it is...
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    Hi Blackaddr Actually I would be very...

    Hi Blackaddr

    Actually I would be very interested to buy one of your board (assembled would be even better).
    Let me know if and how we could do it...

    Ps: sorry if message was double posted due...
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    Hi The ARM DSP library has a very good linear...

    Hi

    The ARM DSP library has a very good linear interpolation function that is pretty efficient, see here
    https://www.keil.com/pack/doc/CMSIS/DSP/html/group__LinearInterpolate.html
    Or...
  7. Hi, all the codes, docs and examples are on...

    Hi, all the codes, docs and examples are on https://github.com/jcugnoni/TeensyDist
  8. Hi again, just a quick update: I have added a...

    Hi again,
    just a quick update: I have added a first version of TeensyDist library with an implementation example showing how to model a Tube Screamer type pedal.
    The example is a first draft, it...
  9. I fully understand. Until now I developed all...

    I fully understand.
    Until now I developed all this for my own experimentation but it would certainly be more usefull as a library. I will try to do what you suggest and document each library class....
  10. Just a small update: I have uploaded on Github a...

    Just a small update: I have uploaded on Github a first draft of a user manual as well as two example recordings... (sorry for my limited skills in terms of playing ;-)
  11. Actually, I used the MikroE WM8731 codec board...

    Actually, I used the MikroE WM8731 codec board (https://shop.mikroe.com/add-on-boards/audio-voice/audio-codec-proto) but it should also work with PJRC audio board (more noisy though).
    As I don't use...
  12. I will try to upload a few clips to give you an...

    I will try to upload a few clips to give you an idea when I can find some time back home.

    I am not a great guitar player so if anyone has some free DI tracks to demonstrate some presets it could...
  13. @Blackaddr: Thanks for your answer and code. I...

    @Blackaddr: Thanks for your answer and code. I will try it ASAP to see if it also improves the noise level in my case.

    @Omjanger: in fact, the current tube tables are adapted from those found in...
  14. Thank you. Your guitar pedal board looks cool...

    Thank you.

    Your guitar pedal board looks cool too. By the way, do you have any plan to sell PCB, kits or ready-made ones when it is finalized?

    In this case, i would be interested to buy one...
  15. Hello, very interesting discussions here and I...

    Hello,
    very interesting discussions here and I am very much interested in those developments.
    I just wanted to point out that the critical point in a real time system is not necessarily the...
  16. Teensy based multistage distortion modeling pedal

    Hello guys,

    I have been working since the arrival of my Teensy 3.5/3.6 on a guitar distortion/amp modeling code that is now sufficiently mature to share with you.
    The hardware implementation is...
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    Hi I have built a prototype guitar pedal based...

    Hi
    I have built a prototype guitar pedal based on Teensy 3.5/3.6 , a small tft, an encoder for menu navigation and a couple of pots for live settings. Initially I started with a Teensy 3.6 and the...
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