Re: gEDA-user: Question regarding 1st LTSpice simulation

2007-09-18 Thread John Griessen
Andy Peters wrote: One obvious caveat is that the LTC switcher models are all proprietary and as such can't be used with any other spice. Are they hidden or licensed, or just a format that could be translated? John Griessen -- Ecosensory tinyOS devel on: ubuntu Linux; tinyOS v2.0.2;

Re: gEDA-user: Question regarding 1st LTSpice simulation

2007-09-18 Thread Andy Peters
On Sep 18, 2007, at 11:40 AM, John Griessen wrote: Andy Peters wrote: One obvious caveat is that the LTC switcher models are all proprietary and as such can't be used with any other spice. Are they hidden or licensed, or just a format that could be translated? They are in a binary

Re: gEDA-user: Question regarding 1st LTSpice simulation

2007-09-18 Thread Andy Peters
On Sep 17, 2007, at 4:23 PM, gene wrote: Honestly, I haven't even tried either gnucap nor ng-spice but use ltswitchercad quite a bit. I'm up for the change, but how's the learning curve? Anyone care to comment or compare the two? One obvious caveat is that the LTC switcher models are all

Re: gEDA-user: Question regarding 1st LTSpice simulation

2007-09-18 Thread al davis
On Tuesday 18 September 2007, Andy Peters wrote: They are in a binary format.  The program is smart enough to know   which models are spice models and which are the proprietary binary models.  The format is not published so far all calls to open it have been ignored. There's also some

Re: gEDA-user: Question regarding 1st LTSpice simulation

2007-09-18 Thread Andy Peters
On Sep 18, 2007, at 12:07 PM, al davis wrote: So, for LT-spice What is the organic matter being added to the soil? What are the beneficial insects? And finally: What are the weeds they want to choke out? These are interesting questions. The answer is that LTC's business is selling

Re: gEDA-user: Question regarding 1st LTSpice simulation

2007-09-18 Thread John Griessen
Andy Peters wrote: On Sep 18, 2007, at 12:07 PM, al davis wrote: So, for LT-spice What is the organic matter being added to the soil? What are the beneficial insects? And finally: What are the weeds they want to choke out? These are interesting questions. Linear Technology

Re: gEDA-user: Question regarding 1st LTSpice simulation

2007-09-17 Thread Dan McMahill
Robert Butts wrote: I tell my son the only dumb question is the one never asked. So with that... I'm doing an LTSpice simulation and following Stuart's howto. In the Running LTSpice with gEDA designs step 5 is: Create a link from your netlist output.net and a netlist in the

Re: gEDA-user: Question regarding 1st LTSpice simulation

2007-09-17 Thread John Griessen
Robert Butts wrote: When I'm creating the link how do you type the space in the directory Program Files? See below: /fake_windows/Program Files/LTC/SwCADIII/MyDesign.cir Maybe /fake_windows/Program\ Files/LTC/SwCADIII/MyDesign.cir JG -- Ecosensory Austin TX tinyOS devel on: ubuntu

Re: gEDA-user: Question regarding 1st LTSpice simulation

2007-09-17 Thread gene
Dan McMahill wrote: Robert Butts w BTW, why LTspice and not ng-spice or gnucap which are both open source? With either of them, you can avoid tying yourself to a particular OS, they both have mailing lists with not just users but program developers, and you have more of an ability to

Re: gEDA-user: Question regarding 1st LTSpice simulation

2007-09-17 Thread Dan McMahill
gene wrote: Dan McMahill wrote: Robert Butts w BTW, why LTspice and not ng-spice or gnucap which are both open source? With either of them, you can avoid tying yourself to a particular OS, they both have mailing lists with not just users but program developers, and you have more of an

Re: gEDA-user: Question regarding 1st LTSpice simulation

2007-09-17 Thread al davis
On Monday 17 September 2007, Dan McMahill wrote: I'd comment, but I probably can't give a good measure of the learning curve.  From my perspective, if you've used any circuit simulators, ngspice and gnucap are both pretty easy.  But then again I first used spice nearly 2 decades ago and use

gEDA-user: Question regarding 1st LTSpice simulation

2007-09-16 Thread Robert Butts
I tell my son the only dumb question is the one never asked. So with that... I'm doing an LTSpice simulation and following Stuart's howto. In the Running LTSpice with gEDA designs step 5 is: Create a link from your netlist output.net and a netlist in the directory in which SwCADIII lives.

Re: gEDA-user: Question regarding 1st LTSpice simulation

2007-09-16 Thread Andy Peters
On Sep 16, 2007, at 12:49 PM, Robert Butts wrote: I'm doing an LTSpice simulation and following Stuart's howto. In the Running LTSpice with gEDA designs step 5 is: Create a link from your netlist output.net and a netlist in the directory in which SwCADIII lives. Make the netlist suffix

Re: gEDA-user: Question regarding 1st LTSpice simulation

2007-09-16 Thread Robert Butts
When I'm creating the link how do you type the space in the directory Program Files? See below: /fake_windows/Program Files/LTC/SwCADIII/MyDesign.cir On 9/16/07, Andy Peters [EMAIL PROTECTED] wrote: On Sep 16, 2007, at 12:49 PM, Robert Butts wrote: I'm doing an LTSpice simulation and