XR-2206 Function Generator
April 2016

 

Part 4 ~ Construction

The Main PCB

Download/View PCB Artwork in PDF Format (Actual size)

Download Layout and Artwork as a Circuit Wizard File

 

 

The LED Display ATmega328 Driver PCB

Download/View LED Display Artwork in PDF Format

Download LED Display Layout and Artwork as a Circuit Wizard File

 

General Views

The fabricated heatsink for the LM7812 can be seen at the top left corner of the PCB in the image below.

As the potentiometers I used didn't have any "mechanical" attachment to the PCB, I wasn't happy allowing the solder connections to flex so I stiffened their mounting with a small aluminium bracket attached to the PCB.

Back to Index | Page 1 | Page 2 | Page 3 | Page 4 | Page 5