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  1. X

    Phase inverting at input buffer vs after effect

    Ok, I will use a 1uf as my jumper then (output side) of the inverting stage since I am not actually populating a DPDT, does that seem ok? What DC are we worried about in the unity gain inverting opamp buffer/phase invert section, the -VB input? I think the input side is fine because the output...
  2. X

    Phase inverting at input buffer vs after effect

    I dont think I will have any issues without a coupling capacitor, but if I wanted to I could use a cap as my jumper between pins 5/6 of the DPDT :LOL:
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    Phase inverting at input buffer vs after effect

    Thanks for the links! Even in my schematics, the 2nd option ended up being simpler to me, especially since I already had the IC (socket) sitting there waiting for it to be used. Glad to have some other answers/reasons though, so thanks! I probably could have added a coupling capacitor to...
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    Phase inverting at input buffer vs after effect

    I have 5 boards on the way so we will see! The traces and layout are SUPER sloppy but its all connected and passed design rule checks so YOLO Pretty obvious that I am going to just slap 2 builds I have already done into a 1590xx with this I briefly tested a parallel mixer pedal, and while...
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    Phase inverting at input buffer vs after effect

    Yea I think this looks a bit better
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    Phase inverting at input buffer vs after effect

    I think I am going to switch IC1 to a TL072 and add an inverting stage at R2-T that gets skipped or not with the DPDT, seems a bit simpler and only adds 2 resistors. I think in my diagram above R13 would cause issues when the DPDT switch is set to not-inverting. I also will have no doubts or...
  7. X

    Phase inverting at input buffer vs after effect

    I am working on a custom version (for personal use) of a blend for 2 effects based on the https://jmkpcbs.com/product/paralyzer/ that includes the ability to invert the phase of one of the signals, and also incorporates the 3DPT and led all due to space constraints. My question is, is there any...
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    Any harmonizer examples?

    I am waiting for Joel to release his new Hz algorithm! Here is my frequency detector class also using BACF from the cycfi q library https://github.com/bkshepherd/DaisySeedProjects/blob/main/Software/GuitarPedal/Util/frequency_detector_q.cpp I had great results adding a...
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    Any harmonizer examples?

    While I think possible to achieve what you want, the pitch shifter I wrote/tested was primarily done with the intention of 1 or 2 semitones up/down to not need to retune. For that use, it tracks very well and sounds quite good IMO The algorithm used for pitch shifting from the DaisySP library...
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    DIY pedalboard is almost complete, chromatic tuner

    In case this wasn't a joke, this pedal is https://github.com/bkshepherd/DaisySeedProjects and the tuner is just 1 module loaded onto it. I currently have ~10 modules loaded onto it. Really cool project and the main reason I didn't just go with the terrarium from pedalpcb. I knew for a looper...
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    DIY pedalboard is almost complete, chromatic tuner

    https://github.com/bkshepherd/DaisySeedProjects/pull/21
  12. X

    Digitech drop/ricochet/whammy type thing

    Sorry for the poor quality, hard to film and play, and show knobs Overall happy with how it is going so far! Code is here for now: https://github.com/bkshepherd/DaisySeedProjects/pull/24
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    Seed Starter

    I built this one https://github.com/bkshepherd/DaisySeedProjects/tree/main/Hardware/GuitarPedal125b I assume it has been discussed on this board here and there. I have an extra populated PCB (the SMT components, not the seed) of it if anyone is interested
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    Favorite Rat Mods?

    I have a real LM308 that I could compare it to, but I understand your question based on my previous messages/timestamps! :p
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    Favorite Rat Mods?

    I am now joining the can't hear a difference between OP07 and LM308 club :LOL: In other news with my rat, I do really like the turbo style clipping though. Glad to have a switch between silicon diodes, LEDs and neither (just opamp)
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    A few builds

    Source image inspiration :LOL:
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    A few builds

    Not sure if this is a faux pas in the build report forum to not have many words. Figured I would share a few pictures since I have never shared anything here before :) First tayda UV print came out nice, I am happy! I don't wire them for gut shots unfortunately :LOL: Full board...
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    Favorite Rat Mods?

    Found one local to me and grabbed it, it was not genuine, nice I think I will just give up on this and stick with the op07 for my own sanity :LOL:
  19. X

    Mach 1 OPA2134 Alternatives?

    Yea mine was in a General Tso compressor so it was very noticable/important for me to get right due to it's role. Totally agree with @Chuck D. Bones on it's use in this application!
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    Mach 1 OPA2134 Alternatives?

    I also just experienced an issue with one from tayda, not sure where you sourced yours from. The issue with mine wasn't a warmness it was straight up noise and distortion/overloading/clipping/different behavior when it should not have been due to different specs on whatever chip it actually was...
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