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    Transistors from Aliexpress - trustable?

    I want to buy a 2SK184GR transistor. It is cheapest on Aliexpress including shipping. But I wonder if I can trust the sources there that what they sell is this transistor indeed? Has anyone ordered transistors from Aliexpress to confirm this? Also, on the surface of these there is always some...
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    Any apps to load schematic for AI analysis?

    It is LTspice that I am also considering. Found another one called Flux that is claimed to be able to import schematic images. But still unsuccessful at the moment. Not sure if my browser is outdated or I am doing something wrong. It interprets all parts correctly, but the image it displays is a...
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    Any apps to load schematic for AI analysis?

    Are there any apps where you can load jpg schematics for the AI to analyze it and let you simulate it, for example allowing you to send a signal into the modelled pedal described on a schematic to test it at different points like you do with an audio probe?
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    Terrible intermodulation in Keeley Compressor Plus - How to get rid of?

    At least someone appreciates my efforts
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    Terrible intermodulation in Keeley Compressor Plus - How to get rid of?

    Well, maybe I misunderstand you, but actually the phantom note is not in the signal (or sound). Your ear inserts it, and similarly behaving, an element in the compressor. When we are talking about the natural aspect of the phenomenon, that is also true, but the frets 20-26 on electric guitars...
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    Is it possible to create a brickwall limiter that doesn't disort on over the limit peaks?

    Sorry I don't have all the info right now because I am preparing to sleep, but tomorrow will check. But I have checked the guitars an hour ago, and I found that the strings on the Schecter also hit the next fret when you pick them from 12th fret definately, above that towards the headstock less...
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    Is it possible to create a brickwall limiter that doesn't disort on over the limit peaks?

    As I know the neck relief is the curvature of the neck that you set with the truss rod. I have never measured it, but I checked it by eyesight looking along the side of the neck from the bottom of the guitar. My guitar has no curve it seems to be straight. The Schecter has an easy to see...
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    Is it possible to create a brickwall limiter that doesn't disort on over the limit peaks?

    Yeah I know but giovanni mentioned high action and neck relief may cause the problem, I definately do not have that on my guitar but the opposite. . Moreover the Schecter has its string set higher, yet there the signal has even volume all through the neck. So the action or neck relief cannot be...
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    Is it possible to create a brickwall limiter that doesn't disort on over the limit peaks?

    Well, this is not the case thoguh. The Schecter guitar I have here have strings set higher, yet it is totally even. My strings are set so low that there are actually disturbing buzzes from the 1st to the 10th fret approximately.
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    Terrible intermodulation in Keeley Compressor Plus - How to get rid of?

    Yeah, meanwhile I also noticed that it is BJT. Unfortunately the guy who gave the advice judged too early. In this way as it is is there any chance to improve this? I have a Carl Martin Compressor/Limiter, that doesn't add this nasty intermodulation. Everything is clean there once you make...
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    Terrible intermodulation in Keeley Compressor Plus - How to get rid of?

    This is about the factory pedal, not a self made pedal. I have 5 pedals from different brands, 3 of them does the same, but I need the Keeley the most. It suffers from terrible intermodulation. Becomes audible when you play intervals around frets 20-24. No matter what interval you play, you...
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    Is it possible to create a brickwall limiter that doesn't disort on over the limit peaks?

    My guitar behaves in a way that the more you come down on the fretboard, the louder the notes are. And there is a significant jump from around the 12th fret. This way it is not possible to set a guitar compressor pedal to apply even compression. Either you get uncompressed signal below the 12th...
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    Is it possible to create a brickwall limiter that doesn't disort on over the limit peaks?

    So the question is in the title. If it is possible, could you link some pages to build such a circuit? I need to chop the highest peaks just a little bit. If there is no solution like that device side, could I achieve the same by tweaking the pickups to squeeze the dynamic range a little bit?
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    Buffer+pad design is this correct?

    So the tracks concerned are the one between the two red cables near the top, and the one below it. Those have the D and S leg of the transistor. If I remove the transistor only from those tracks, the beeping stops.
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    Buffer+pad design is this correct?

    I have created a buffer, copied from the Boss MT pedal buffer, and added a trimmer to the output as well. I measured the in and outgoing signal, it seems to work, but there are 2 things I would like to have clarified before I plug this into my soundcard: 1. On the layered image, where you can...
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    Can you help designing this buffer?

    I would like to make this circuit on stripboard. This is actually a buffer on the input in one of the Boss pedals, with some modification, so that the signal leaving the circuit is reduced with 50% in the end. On the photo below, on the left side, you can see the original buffer circuit from...
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    Gurus Optivalve compressor distorting, can you tweak no to?

    I have a problem with certain compressors all the time, I would like to know if my favorite one could be modified to solve that problem. Here is a video. I am showing the mentioned compressor: GURUS OPTIVALVE, an LA-2A inspired item. The problem is what you can hear right away: it is...
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