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How do I compare two different sets of Gerber files to find their differences?

Please perform the following to find differences between two similar PCB's:

1. Create a New Job (Menu: File / New / Job...) and name it after your first design (or part number).

2. Import all data from that job.

Note: If Gerber/Drill, try using AutoLoad (menu: File / Import / AutoLoad...). IF ODB++ than use ODB++ Import (menu: File / Import / ODB++)

Once you have loaded your first design, now lets create a second job and import that design.

3. Create a New Job (Menu: File / New / Job...) and name it after your second design (or part number).

4. Import all data from that job.



Compare Jobs: Go to menu: Tools / Compare Jobs and Layers / Compare Jobs...


The easiest is to perform Graphical Comparison -- View each layer and if "Yellow" means the design is the same. If Red/Green then there are differences.

Note: Then you simply turn on/off any layer that you wish to compare.


Here's a sample tutorial demonstrating how to compare between gerber Layers:


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