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1996

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Re: PC Board Frequency Limits
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From [log in to unmask] Wed May 15 18:
24:38 1996
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I'd also be interested in the microstrip model information

Mitch Morey
Sr. PCB Designer
TRW, Inc.
Redondo Beach, CA 90278
Phone: (310)814-5765
Fax:   (310)812-4949
EMAIL: [log in to unmask]

>      
>      I made a simple mathematical model of a stripline, 1 inch trace, on 
>      FR-4, nothing out of the ordinary as far as dimensions and found to my 
>      surprise a resonant freq at about 800 MHz with a 20 to 40 dB roll-off 
>      above 800 MHz
>      
>      Could someone in the RF/Microwave world of nuts and bolts pc board 
>      design tell me what I'm supposed to do at say 10 GHz with regular pc 
>      board materials/construction/fabrication???
>      
>      Thanks in advance, Doug McKean

Ken wrote back:
> Actually this is the type of discussion I'd like to see on this forum.
> Ken Barrett
> Cisco Systems
> San Jose CA.
> [log in to unmask]
>

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