Viewing 7 posts - 1 through 7 (of 7 total)
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  • #14134
    Anonymous
    Inactive

    I’m hoping this is something simple! 1st time poster, so hopefully i won’t super noob, but i may.

    When i engage the pedal i can here the sweep, the only thing is there is no guitar signal in either the off or on postition. Plenty of sweep, just no guitar. The build has got pretty messy as i’ve been simplifying it to try and trouble shoot what’s gone wrong so i went away from a 3PDT bypass and an LED to just two rows of lugs hoping i might have got something wrong there, but no. I realise the oritentation is incorrect, it’s just rotated 90degrees in the chassis (i’m certain). Anyhoo, all help appreciated.

    #14140
    Billy
    Moderator

    At a quick glance your solder joints on the switch look ball like reflow the joints for around 4 seconds until the solder flows nicely

    If you’re not getting bypass or effects signal that points to a fault more than likely on the 3PDT switch so I’d start with reflowing your switch joints and in and out jack solder joints that also look dry

    Be careful with the switch it’s very easy to damage with too much heat

    Its very difficult to trace your wiring but from what I can see your in and outs from the pcb to 3PDT are the wrong way round ignore that for now reflow the joints advised and see if you get bypassed signal

     

    #14141
    Barry
    Keymaster

    Typically a problem like this is in the off-board wiring.

    I am having trouble seeing clearly or trying to make sense of the 3PDT wiring scheme and see what is going to where in regards to the audio path.

    If someone else can open their eyeballs any further pleas jump in.

    #14143
    Barry
    Keymaster

    Beat me by 1 minute at 2AM here Billy. Not sure what that says.

    #14144
    Billy
    Moderator

    It says I was up at 4am to go to work for a 10 hour shift mate……brutal 3rd one in a row

    It’s 7.25am here…..but I’ve no idea what day it is!

    #14155
    Anonymous
    Inactive

    After reflowing, trying different combo’s on the 3DPT, it turned out to be one of the input jacks……………. shoulda looked there first! I suspect i grabbed ones that had been used before, and probably should have been binned. Thanks for the attention folks. The MoWah is lovely! Next project!

    #14181
    Barry
    Keymaster

    You should look at Wilkies Wah Guide on the Guides Page before moving on and try a few mods.

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