Drawdio

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This Drawdio is a clone of the famous Drawdio by Jay Silver. This design is optimized to be cheap enough and have a component orientation that makes soldering quite easy, so you can train soldering SMT components for the first time. This the Drawdio accompanies our SMT soldering workshop.

Schematic

Datei:Drawdio.pdf

Drawdio1.jpg
Drawdio2.jpg

Getting the Design Data

You can checkout the git repository with the gschem schematics and geda pcb board file:

git clone http://www.0x53a.de/git/drawdio

Building Tutorial

We start with soldering the 555 Timer IC. For this, first think about how it has to be placed on the PCB. The area should be relatively easy to determine, you can do this either by the form of the pads where the legs will be soldered to or by the name: The place is marked "U1".