Saturday, January 7, 2012

Guitar effects build!

Summing up the past week in just a single word is actually nearly a triviality… soldering! I spent the better part of last week constructing and attaching current sensors to our robot in the lab, but on top of this mandatory soldering madness I built a BYOC! For those unacquainted with BYOCs ( a quick google search would most likely ameliorate your knowledge, videos included!), you essentially build your own clone (hence the BYOC acronym) of guitar pedal effects. Stephanie surprised me for Christmas this year with one the most intricate (and downright epic!) pedals, the Digital echo/ping pong! I spend the better half of Friday soldering the thing together, and took a few pictures to document the effort… I figured I should share them with my readers (all one of you!). 

As any component heavy project should being, I ran through the parts and checked stock. The picture above shows all the components that actually go into this digital echo pedal… not trivial at all! Really though, at the heart of the electronics are two ping pong chips and an op amp… the rest of the pieces seem like voltage regulation and signal conditioning components (though I could be wrong, I haven’t inspected the schematic in detail). 


This next picture shows the shear (no pun intended) amount of circuitry here! Look at the size of that excess component wiring pile there, and this was only halfway through the build. 

After finishing the PCB, I had to construct and wire the pedal enclosure. The picture above shows the complete soldering of the PCB and pedal… but sadly I couldn’t finish everything! Even though the component list checked out with my stock, I was still missing a film capacitor (seems like there was a typo in the bill of materials…). I’m hopeful to hear back from the BYOC customer service to finish my pedal and start testing! I’ll update as soon as I can!.



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