Electronics Computer-Aided Design

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Mounting holes in Protel

First, let me thank everyone for their patience. I do not want to be a bother and try to help myself as much as I can b...
4 comments posted 21yrs
posted by ivanzr1
4 comments posted 21yrs posted by ivanzr1

CadStar apertures

Hello. I'm trying to figure out why I can't seem to get CadStar to print out apertures on some simple pcb designs. The...
5 comments posted 21yrs
posted by john.young
5 comments posted 21yrs posted by john.young

Active Filter Design Software Recommendation ?

I want to design an active filter, FDNR variety, Cauer aka elliptical filter type, with low source impedance (opamp sou...
1 comments posted 21yrs
posted by rrr
1 comments posted 21yrs posted by rrr

Protel Simulation or LTspice?

Hi to all. At work I use Protel 99SE to do schematics and pcb's. I currently use LTSpice to do any simulations. Is ther...
0 comments posted 21yrs
posted by seegoon99
0 comments posted 21yrs posted by seegoon99

Protel quick question

If a Top Overlay (component outline) track runs through a padstack or or a Top Layer pad, will this cause any Gerber or...
5 comments posted 21yrs
posted by ivanzr1
5 comments posted 21yrs posted by ivanzr1

Sign up for a great free science e-newsletter!

We'd like to invite you to join our free WORLD SCIENCE e-newsletter, which contains some of the world's most exciting s...
0 comments posted 21yrs
posted by neutrino750
0 comments posted 21yrs posted by neutrino750

suggestion regarding a circuit simulator

Hello everyone, I am a Computer Engineering student. As part of course work I have to participate in several electronic...
3 comments posted 21yrs
posted by zaki49
3 comments posted 21yrs posted by zaki49

gerber to .doc format

How do I easily get a gerber (or HPGL) plot into word? I am away from the office and have no Viewmate to hand - are ther...
10 comments posted 21yrs
posted by h.lewis
10 comments posted 21yrs posted by h.lewis

BGA in PCB

has anyone used PCB to layout boards with BGA footprints ? I would like to mount a fine pitch (0.8mm) BGA packagae and...
4 comments posted 21yrs
posted by cyliax
4 comments posted 21yrs posted by cyliax

solft inductance in copper track

Hi, I am in the search of literature and software of calculation on the cacul , realization of inductance in copper tra...
0 comments posted 21yrs
posted by sarteaux
0 comments posted 21yrs posted by sarteaux

OT: SMALL PDF Icons

I can't seem to locate SMALL PDF icons for my website that are the same height as text. Scaling down large ones, they l...
16 comments posted 21yrs
posted by thegreatone
16 comments posted 21yrs posted by thegreatone

US Patent Office Site - Image Viewer Problem

I visited the USPTO website today (using Mozilla Firefox) and got a message that Quicktime Plug-In installation was req...
9 comments posted 21yrs
posted by thegreatone
9 comments posted 21yrs posted by thegreatone

Feedback requested on Target3001 CAD Program

Hi to all, I've been looking at some low end $400 to $1000 Schematic capture and PCB layout programs. What seems like a...
4 comments posted 21yrs
posted by rmigliac
4 comments posted 21yrs posted by rmigliac

20 Ga. Wire

Hello everyone, I have to make jumper pads for 20 Ga wire jumpers. The spec for the wire is 32 mils ( .812mm). Should I...
3 comments posted 21yrs
posted by ivanzr1
3 comments posted 21yrs posted by ivanzr1