Electronics Computer-Aided Design

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Using C30 and dsPIC Microchip controllers

Start designing hardware with dsPIC30F4011/dsPIC30F3011; learn to write professional, multitasking firmware in ANSI C;...
0 comments posted 20yrs
posted by info
0 comments posted 20yrs posted by info

Measuring noise -- bw limiting

The noise measurements I have been doing utilize a Tektronix or Boonton distortion analyzer -- the Boonton is "in cal"...
0 comments posted 20yrs
posted by jdwalton
0 comments posted 20yrs posted by jdwalton

suggestions on my pcb design..

I need to design a miniature rigid pcb that will have a silcon die wirebonded to it and then take the signals out of th...
3 comments posted 21yrs
posted by tucsondude
3 comments posted 21yrs posted by tucsondude

Surface Mount Outlines

I am in the process of creating an AutoCAD library of SMT components. Can anyone point me to a good source of outline d...
7 comments posted 21yrs
posted by sandman
7 comments posted 21yrs posted by sandman

Electronic drawing standards question

I've been looking at a lot of schematics over the last week and it looks like there is no agreed set of symbols that wo...
12 comments posted 21yrs
posted by NODARNSPAMdboland9
12 comments posted 21yrs posted by NODARNSPAMdboland9

TERRAIN DATABASES

Hello: I am not sure if this group can help, but any suggestions would be greatly appreciated. I am part of a research...
0 comments posted 21yrs
posted by tpenney
0 comments posted 21yrs posted by tpenney

New Capture/PSpice features

Well, for all ya'll like Jim who like to rag on Capture as a front end to PSpice, the new 15.5 version has at last adde...
2 comments posted 21yrs
posted by edmondson
2 comments posted 21yrs posted by edmondson

[LTSpice] Why is 1n4148 so slow?

Greetings: A 1n4148 should have a Trr of about 4ns, but the sim gives about 15ns! Why is that? Version 4 SHEET 1 880 68...
5 comments posted 21yrs
posted by crcarleRemoveThis
5 comments posted 21yrs posted by crcarleRemoveThis

What is a SPICE " *.SPI" file?

I have a customer that wants my PSPICE design files but they must be in "*.spi" files only and only primitives from SPI...
3 comments posted 21yrs
posted by harryd
3 comments posted 21yrs posted by harryd

Schottky diodes have higher V drop than PN?

Hi: Are these models correct? http://web.newsguy.com/crcarl/diode-compare.asc The built-in BAT54 model in LTSpice has a...
25 comments posted 21yrs
posted by crobc
25 comments posted 21yrs posted by crobc

schema Philips 22RB463 buizenradio???

Hallo, Is er misschien iemand die het schema heeft voor de Philips 22RB463 buizenradio? Of deel 6 van de Philips service...
1 comments posted 21yrs
posted by j.m.dijksterhuis
1 comments posted 21yrs posted by j.m.dijksterhuis

Wither Printed Circuit Design magazine?

I was attempting to find some of the newer 'top gun' PCB design results that used to be published in PCB Design, and I'...
2 comments posted 21yrs
posted by JKolstad71HatesSpam
2 comments posted 21yrs posted by JKolstad71HatesSpam

Low cost 3D CAD

Hi, I'm new to this group, so sorry if this topic has already been covered. Can anyone recommend a low cost 3D CAD pack...
4 comments posted 21yrs
posted by tburch
4 comments posted 21yrs posted by tburch

Protel DXP??

Ive drawn schematics, now what? How do I get PCB? Compiling gives some errors because I want to leave some pins not conn...
5 comments posted 21yrs
posted by orangeKDS
5 comments posted 21yrs posted by orangeKDS