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72987 1969-12-31 Re: [EE] Wire wrapping insight nee..	73000 2005-03-08 RE: [EE] Wire wrapping insight nee..
73004 2005-03-07 Re: [EE] Wire wrapping insight nee..	73008 2005-03-08 Re: [EE] Wire wrapping insight nee..
73029 2005-03-07 Re: [EE] Wire wrapping insight nee..	73033 1969-12-31 [EE] Wire wrapping insight needed!..
73074 2005-03-07 Re: [EE] Wire wrapping insight nee..	73102 2005-03-07 Re: [EE] Wire wrapping insight nee..
73116 2005-03-08 Re: [EE] Wire wrapping insight nee..	73140 2005-03-07 Re: [EE] Wire wrapping insight nee..
73145 2005-03-07 Re: [EE] Wire wrapping insight nee..	73183 2005-03-06 Re: [EE] Wire wrapping insight nee..
73186 2005-03-07 Re: [EE] Wire wrapping insight nee..	73201 2005-03-07 Re: [EE] Wire wrapping insight nee..
73213 2005-03-07 Re: [EE] Wire wrapping insight nee..	73218 1969-12-31 Re: [EE] Wire wrapping insight nee..
73226 2005-03-07 Re: [EE] Wire wrapping insight nee..	73228 1969-12-31 Re: [EE] Wire wrapping insight nee..
73240 2005-03-05 Re: [EE] Wire wrapping insight nee..	73247 2005-03-07 Re: [EE] Wire wrapping insight nee..
73260 1969-12-31 Re: [EE] Wire wrapping insight nee..	73266 2005-03-07 RE: [EE] Wire wrapping insight nee..
73280 2005-03-07 Re: [EE] Wire wrapping insight nee..	73325 2005-03-08 Re: [EE] Wire wrapping insight nee..
73333 2005-03-06 Re: [EE] Wire wrapping insight nee..	73341 2005-03-08 Re: [EE] Wire wrapping insight nee..
73367 2005-03-07 Re: [EE] Wire wrapping insight nee..	73386 1969-12-31 Re: [EE] Wire wrapping insight nee..
73387 2005-03-06 Re: [EE] Wire wrapping insight nee..	73397 2005-03-07 Re: [EE] Wire wrapping insight nee..
73404 2005-03-07 Re: [EE] Wire wrapping insight nee..	73408 2005-03-07 Re: [EE] Wire wrapping insight nee..
73436 1969-12-31 Re: [EE] Wire wrapping insight nee..	73437 2005-03-06 Re: [EE] Wire wrapping insight nee..
73465 2005-03-07 Re: [EE] Wire wrapping insight nee..	73487 1969-12-31 Re: [EE] Wire wrapping insight nee..
73495 2005-03-08 Re: [EE] Wire wrapping insight nee..	73496 2005-03-07 Re: [EE] Wire wrapping insight nee..
73506 2005-03-06 Re: [EE] Wire wrapping insight nee..	73523 2005-03-05 Re: [EE] Wire wrapping insight nee..
73543 2005-03-07 Re: [EE] Wire wrapping insight nee..	73545 2005-03-07 RE: [EE] Wire wrapping insight nee..
73549 2005-03-07 RE: [EE] Wire wrapping insight nee..	73562 2005-03-07 RE: [EE] Wire wrapping insight nee..
73563 2005-03-07 RE: [EE] Wire wrapping insight nee..	73592 2005-03-06 Re: [EE] Wire wrapping insight nee..
73603 2005-03-07 Re: [EE] Wire wrapping insight nee..	73607 2005-03-07 Re: [EE] Wire wrapping insight nee..
73614 2005-03-06 Re: [EE] Wire wrapping insight nee..	73615 2005-03-06 Re: [EE] Wire wrapping insight nee..
73628 2005-03-08 Re: [EE] Wire wrapping insight nee..	73629 2005-03-07 Re: [EE] Wire wrapping insight nee..
73632 2005-03-06 Re: [EE] Wire wrapping insight nee..	73635 2005-03-07 Re: [EE] Wire wrapping insight nee..
73641 2005-03-06 Re: [EE] Wire wrapping insight nee..	73650 1969-12-31 Re: [EE] Wire wrapping insight nee..
73672 2005-03-07 Re: [EE] Wire wrapping insight nee..	73760 2005-03-09 Re: [EE] Wire wrapping insight nee..
73772 2005-03-09 Re: [EE] Wire wrapping insight nee..	73776 2005-03-09 Re: [EE] Wire wrapping insight nee..
73798 2005-03-09 Re: [EE] Wire wrapping insight nee..

 Message #73387 of 126777 
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Herbert Graf wrote:

>On Sun, 2005-03-06 at 09:08 -0500, Senior Design wrote:
>  
>
>>Finally, does anyone have advice on clock integrity? I have to
>>distribute a 15MHz clock to a few points, and I'm afraid I'll lose it.
>>    
>>
>
>15MHz? Unless you are REALLY familiar with wire-wrapping I would stop
>right there, 15MHz opens you up to allot of "fun" with wire wrapping
>that you shouldn't waste your time with (even more so if you have ANY
>analog in your system, thing of all those wire wrap wires cris-crossing
>as wonderful points of noise being injected to other parts of the
>circuit).
>
>At 15MHz I would, AT LEAST, solder things together, but even that would
>make me a little wary (especially if you have quite a few chips). 
>
>At 15MHz I would STRONGLY suggest using a PCB, making one is quite easy,
>even for a beginner, and you will be fighting far fewer gremlins with a
>well designed PCB then you would with any sort of wire wrapping. TTYL
> 
>
>-----------------------------
>Herbert's PIC Stuff:
>http://repatch.dyndns.org:8383/pic_stuff/
>
>  
>
I don't recall ANY of my stuff working on a WW breadboard above 
4.9152Mhz ....

--Bob

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