Electronics Computer-Aided Design

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Any CADStar comments/stories/users?

We are looking (again) to change our schematic/pcb CAD software and CADStar was one of the packages that looked promisi...
18 comments posted 20yrs
posted by jim
18 comments posted 20yrs posted by jim

Small-volume SMD setup?

This is not a CAD question, my apologies to those with limited bandwidth. On occasion, we need to produce small runs of...
10 comments posted 20yrs
posted by j.michael.elliott
10 comments posted 20yrs posted by j.michael.elliott

Altium High Speed Design Rule

I use Altium designer to auto-route my board, I set the Max Length - High Speed Design Rule from Design>>Rules Menu. (M...
2 comments posted 20yrs
posted by yy7d6
2 comments posted 20yrs posted by yy7d6

Cadsoft's Eagle Layout-Editor

If someone licenses only the above and not the Schematic or Autorouter modules are there any caveats or hidden surprise...
6 comments posted 20yrs
posted by oparr
6 comments posted 20yrs posted by oparr

PCB design.

I have been an electronics engineer for 25 years. In that time I have designed dozens of PCB's. I found pcbcad17 off eba...
26 comments posted 20yrs
posted by cresswellavenue
26 comments posted 20yrs posted by cresswellavenue

Any decent free electrical cad programs out there ???

Just looking for something simple........using tinycad now...which is really more electronics based..... Would like som...
27 comments posted 20yrs
posted by cornytheclown
27 comments posted 20yrs posted by cornytheclown

Dedicated CAD computer?

Hi all, Several weeks ago I asked for help with my old Protel Client 3.x crashing under Windows XP and received a lot o...
13 comments posted 20yrs
posted by j.michael.elliott
13 comments posted 20yrs posted by j.michael.elliott

Non-linear model for SPICE

Hi All, I need to create a resistor whose resistance varies according to an equation with the variables of the top and...
2 comments posted 20yrs
posted by wombat
2 comments posted 20yrs posted by wombat

help needed with tsmc03 technology

hi,i am having problems with using tsmc03 technology. i need to know if this technology twin well or not? any example of...
4 comments posted 20yrs
posted by mehmetayar
4 comments posted 20yrs posted by mehmetayar

Gerbers from EDA

Say one lays out a one-sided board with the letter "G" in the lower left corner. Then make four gerbers: X asis, Y asis...
12 comments posted 20yrs
posted by robertbaer
12 comments posted 20yrs posted by robertbaer

Protel unknow error: Duplicate Net Names

Hi, I'm trying to make a design using buses but when I compil the file (which includes different files). I get an error...
2 comments posted 20yrs
posted by kheops37
2 comments posted 20yrs posted by kheops37