Re: gEDA-user: Verifying ngspice with an RLC sample in given link

[Vladimir Zhbanov <vzhbanov@xxxxxxxxx>]

On Tue, Mar 01, 2011 at 05:59:42PM -0800, Daniel B. Thurman wrote:
> 
> Hi, I found the time to go back to my past
> and revisit spice (used older Berkeley spice then)
> so I tried a simple RLC circuit from the following
> link and using ngspice:
> 
> http://www.allaboutcircuits.com/vol_2/chpt_6/3.html
> 
> Unfortunately, I was not able to duplicate the
> plots as shown in the above link.  I am assuming
> that the author is using something other than ngspice
> or I am doing something wrong?
> 
> Attached is the rlc.sch file with the same circuit sans
> the circuit netlist but it can be easily generated:
> 
> > gnetlist -o rlc.cir -g spice-sdb rlc.sch
> 
> The contents of rlc.cir is:
> 
> *********************************************************
> * Spice file generated by gnetlist                      *
> * spice-sdb version 4.28.2007 by SDB --                 *
> * provides advanced spice netlisting capability.        *
> * Documentation at http://www.brorson.com/gEDA/SPICE/   *
> *********************************************************
> *==============  Begin SPICE netlist of main design ============
> L1 0 3 10mH
> C1 3 2 10uF 
> R1 1 2 1 
> V1 1 0 dc 0 ac 1 sin
> .end
> 

L1 is 100mH there. Could it help?

--
VZh


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