UltraCAD have a microstrip/stripline impedance calculator called
ultraclc.exe:


http://www.ultracad.com/calc.htm

Regards,

Doubting Thomas.


> -----Original Message-----
> From: [EMAIL PROTECTED]
> [mailto:[EMAIL PROTECTED]]
> Sent: Wednesday, 25 July 2001 7:58 PM
> To: opentopicforum
> Subject: [OT] PCB Inductors
> 
> 
> Is there any methodes to calulate and design an iductance on 
> the PCB  with traces? (I know there is but I never did)
> A PCB Inductance value ? based on trace width ,lenght,board 
> thickness and shape?
> An inductance used from singal ground and power ground for RF 
> CkTS.?  ~~( 1nH  - 50nH )or so ?
> Please Email me at:  [EMAIL PROTECTED]
> 
> Thanks
> Posted from Association web site by: David Luttmer
> 
> 
> 

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