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Where to download the allegro_free_viewer_classic.exe

Hi, I downloaded the allegro_free_viewer.exe version 17.4, but I can't seem to accurately measure between pads, vias, etc. It seems people have seen able do better measurements on the classic version,...

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QR code for the design

Hi Everyone,I am a newbie on designing pcbs. I would like to know if it's possible to add a qr codes on pcbs? I tried to ''import logo'' option but it doesn't work as i intended. Best regards,

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"net logic" question again

hellothanks to the skill created by david works on assign/change the net on multiple pins.https://community.cadence.com/cadence_technology_forums/pcb-design/f/pcb-design/50733/net-logic-question(i was...

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How to map variant 3D STEP files on a symbol?

Hi All.How can I map the variant 3D STEP?if there is a footprint which have various type of 3D shape, how can i map various 3D STEP file to a footprint?regard

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Is there any function comparison resource 17.2 vs 17.4

Hi Allwhere can I find the resource of comparison material of 17.2 vs 17.4 version?I want to know which function was added and which thing was improved and so on.regard

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Pad's Translator 17.4, Not valid allegro subcts

Hello Forum,I am trying to translate a old Pad's project to Allegro 17.4, looks like it is creating the netlist fine, but it stops with an error in the pads_in.log there is a message at the end,ERROR:...

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Understanding PCB Artwork Data

The last step in circuit design is the generation of artwork (or gerber) data.  In 1980, Ucamco released an ASCII vector format for PCB manufacturing that describes each layer of a circuit via an...

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Can't use hotkeys after I press the E key

Hello,I took the trouble of setting up some useful hotkeys (move, rotate, mirror, done, etc...). The program is almost unusable to me without them. They start off working perfectly, but after 1-10...

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Any document about running Allegro PCB on Windows 11?

Hi AllI'd like to know about running Allegro PCB on Windows 11.It seems like doing well, but some PC did not work properly.Is it available to use Allegro PCB on Windows 11? then where can I find the...

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Curious to know about Rigid Flex PCBs??

A rigid-flex design combines both elements of a hardboard and a flexible PCB in a single piece. As with conventional PCBs, you can mount components on both sides of the rigid board. Because of the...

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editing old design outline

Hi,I would like to edit a design outline of an old design. I can open  .dra file where the outline lays. But I can't edit it.I need to add some fillets and move some of the lines. Please help me.Regards

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Allegro-Tip of the Week: Add/Remove Classes to/from the Visibility Pane

Your most frequently used classes can be added to the Visibility pane by invoking the Color dialog > Visibility Pane tab. On this tab, drag, double-click, or use arrows from the Available classes...

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Modify thermal relief contact number and track size

Hi All,I have a power board that needs x6 thermal relief contacts with increased track size (per the default one)Where can I change this property to all pins? Thanks

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PCB Designer - Can't manually place part "cannot load symbol"

This seems like a common problem for beginners using PCB designer. I have read several other posts where this issue was fixed by pointing the psmpath and padpath to the correct directory in user...

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thermal relief connects settings

Hi,I right clicked one of the pin and changed the dyn_thermal_con_type settings. I would like to to know if it's possible to assign different trace width to that specific pin without changing global or...

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SKILL access to Allegro Export PDF parameters?

Hi all,Is there away to change the Allegro Export PDF parameters in SKILL?I was just going to create and run a script, but thought I would see if I can keep it in SKILL.Thanks,Jerry

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How to display Rats nest for GND as cross and not as lines

Hello!I have a hopefully quite simple question. How do I toggle between showing Rats nest as lines and crosses. Especially GND net is important for me to show as a cross.I cannot seem to find the...

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Show free routing space

Hello! I have seen that when routing some boards it shows the "free routing space". See image for what i mean by this. You can see that the GYR-INT connect just fits in between the two pins, this is...

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Mounting holes and mechanical parts

HelloI'm a newbie in PCB design, I'm using PCB Editor 16.3 and I don't know what's the best way to organize mounting holes and mechanical parts:- Put them in the orcad schematic so they are considered...

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Have you updated your Allegro PCB Editor yet?

In each update, we bring some new and enhanced features along with bug fixes. Last year, we have rolled out Hotfix 17.4 S019, which provides improved performance and a lot of new and exciting...

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