Electronics Computer-Aided Design

DXP, drag footprint outline?

Hello all- I have been making progress learning Altium's schematic and library editors - although I haven't yet attempt...

6 comments posted 19yrs

posted by bretth2out

6 comments posted 19yrs posted by bretth2out

Frequency Dependance in AC and TRAN Analysis

I am trying to model a current clamp in Spice based on a mathematical model which uses frequency dependent inductances....

3 comments posted 19yrs

posted by adrian_sawyer

3 comments posted 19yrs posted by adrian_sawyer

SmartSpice simulation progress bar/command

I am running a few SSpice sims and I wonder if there is a command with which I can check the progress of my simulations...

0 comments posted 19yrs

posted by kyle.halberstam

0 comments posted 19yrs posted by kyle.halberstam

pcb: the opensource program and merging two files

Just wondered if anyone did something like this I have two pcb layouts done with the opensource pcb program layout 1 is...

3 comments posted 19yrs

posted by samiamSPAMTHIS

3 comments posted 19yrs posted by samiamSPAMTHIS

New CAD design questions.

I'm building a new Electrical/Electronic type Project CAD program that will combine Drawings of several types, Board la...

14 comments posted 19yrs

posted by jamie_ka1lpa_not_valid_after_k

14 comments posted 19yrs posted by jamie_ka1lpa_not_valid_after_k

System crash in 99SE

I often got fault like " cant`t open file " when I working after some time.( think it have to do with auto save) I have...

8 comments posted 19yrs

posted by u35430

8 comments posted 19yrs posted by u35430

HSPICE optimization question

I was following the optimization examples in the Star-Hspice manual. It shows fitting data to a level 3 and level 13 mo...

1 comments posted 19yrs

posted by akshayvaidya

1 comments posted 19yrs posted by akshayvaidya

Subscripts in pin names

In data books, the draftsmen who create the symbols will show names like "VCC" with the "CC" subscripted as you'd expec...

7 comments posted 19yrs

posted by JKolstad71HatesSpam

7 comments posted 19yrs posted by JKolstad71HatesSpam

Purchase Advice Needed

I'm pondering purchasing a new laptop... my old Vaio is absolutely ancient, heavy, and slow (800MHz). Specifically I'm...

40 comments posted 19yrs

posted by To-Email-Use-The-Envelope-Icon

40 comments posted 19yrs posted by To-Email-Use-The-Envelope-Icon

pcb.sourceforge.net: increasing clearance

quick question to any "pcb" users (open source geda tools): I have a layout completed and I tried to create a copper po...

2 comments posted 19yrs

posted by him

2 comments posted 19yrs posted by him

Altium shorcuts

Isn't there a shortcut in Altium that increases/decreases the trackwidth? It could be usefull when routing between pads...

13 comments posted 19yrs

posted by radio

13 comments posted 19yrs posted by radio

schematics and PCB design software. what's best?

Hi. i'm using OrCAD for mid-low complexity design. I'm thinking of changing. What alternatives there are? what are the m...

10 comments posted 19yrs

posted by fperalNOQUIEROSPAM

10 comments posted 19yrs posted by fperalNOQUIEROSPAM

Pspice Mosfet Headaches

I've been trying to use Fairchild's RFP30N06LE (logic level n-channel Mosfet) Pspice model. The datasheet with the mode...

10 comments posted 19yrs

posted by spamme

10 comments posted 19yrs posted by spamme

What is a 'demagnetization coil' ?

In the context of fly-back converters, what is a 'demagnetization coil'? I would think of it as a coil used to actively...

6 comments posted 19yrs

posted by sven.wilhelmsson

6 comments posted 19yrs posted by sven.wilhelmsson

Cascode Layout and LVS

hi all! as someone of you knows, I'm trying to project a cascode amplifier by myself. I finished the schematic and now...

5 comments posted 19yrs

posted by bassi.matteo

5 comments posted 19yrs posted by bassi.matteo