Electronics Computer-Aided Design

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Easy-PC version 8 has no 8051, Anybody got one?

I just upgraded to Easy-PC version 8 and also bought their Prolib to go with it. Unbelievable it has no 8051 micro comp...
3 comments posted 21yrs
posted by ross
3 comments posted 21yrs posted by ross

PCB CAD

OK.... after all that wuffle about the distinction twix open source and shareware, give me one well known organisation...
15 comments posted 21yrs
posted by DMBPrescott
15 comments posted 21yrs posted by DMBPrescott

Wanted: Protel v3 or 99 SE

Anyone willing to sell a copy of Protel v3 or 99SE? I am interested in purchasing a full package, both schematic captur...
0 comments posted 21yrs
posted by nord_consulting
0 comments posted 21yrs posted by nord_consulting

VIAS in Protel 2004

Hello, How tell the Autorouter does not place vias under a component,but route a track (top and bottom layer) is permitt...
7 comments posted 21yrs
posted by andreas.lindl
7 comments posted 21yrs posted by andreas.lindl

Mosfet as switch

I am trying to model a ciruit which includes 2 MOSFETs which work as switches. Can I use a normal switch instead of the...
2 comments posted 21yrs
posted by ali
2 comments posted 21yrs posted by ali

Spice Error Masseges

Circuit Maker uses spice. What do following messages mean?! Float overflow exception in simulation. Warning: singular m...
4 comments posted 21yrs
posted by ali
4 comments posted 21yrs posted by ali

gEDA project in EE Times today!

"Adherents say the biggest attraction is not so much that the gEDA tools are free but that they provide an open design...
2 comments posted 21yrs
posted by sdb
2 comments posted 21yrs posted by sdb

Circuit Maker, Trasformer

I am trying to simulate a circuit in Circuit Maker which involves a Transformer. But I do not know how I should enter th...
5 comments posted 21yrs
posted by ali
5 comments posted 21yrs posted by ali

SS can't find model?

..SUBCKT NPN1_XN _ssi_pin0_1 _ssi_pin1_2 _ssi_pin2_3_XN * _SS_Symbol [some_drive:\\some_dir\\bjt.mdc.ssm] [NPN] Q1 1 2...
8 comments posted 21yrs
posted by reply2group
8 comments posted 21yrs posted by reply2group

Pricing my first PCB layout contract

James: I'll be fine. Just thought I would throw some more variables to get you talking about how you operate. Your help...
1 comments posted 21yrs
posted by samjager
1 comments posted 21yrs posted by samjager

PCB Software

Re the freepcb software. Haven't tried it, but this kinda homegrown "I was dissatisfied with the low-cost products on t...
10 comments posted 21yrs
posted by DMBPrescott
10 comments posted 21yrs posted by DMBPrescott

Pricing my first PCB layout

Ok. Thanks for you input James. I suppose you are not including face to face meetings to discuss terms of reference as...
1 comments posted 21yrs
posted by samjager
1 comments posted 21yrs posted by samjager

Spice: NPN.tol ? NPN.match ?

..MODEL N1 NPN IS=3.8E-16 BF=220 BR=0.7 + ISE=1.8E-16 IKF=1.7E-2 NK=0.75 IKR=3E-2 NE=1.4 VAF=60 + VAR=7 RC=63.4 RB=300...
12 comments posted 21yrs
posted by reply2group
12 comments posted 21yrs posted by reply2group

PCB tools

Hi, I'm looking at an open-source PCB tool and I'd like to hear if anyone else has used it. I'm planning on doing a boa...
3 comments posted 21yrs
posted by info
3 comments posted 21yrs posted by info

Pricing my first PCB Layout contract

James: Thanks for responding. About 310 pins with approximate dimensions: 3 x 15 inches. Sam Not enough information. Te...
8 comments posted 21yrs
posted by samjager
8 comments posted 21yrs posted by samjager