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Re: gEDA-user: Shall we use letters (i.e. E, C, B ) for transsitor pin names?



Gene Heskett wrote:
> On Sunday 16 December 2007, Steve Meier wrote:
>   
>> A "tech" once fixed a board that had a bad dip device. Did he use the
>> same part that he pulled out? No he just got one that had the same
>> number of pins.
>>     
>
> Humm, so you are saying that the odds of his getting it right were about 
> 1/100,000?  Sorry, but if that sort of performance passes as a tech, that is 
> even worse than what you'd expect in the 3rd world.  I'll bet he couldn't 
> solder either.  If it were up to me, I'd first see if he was interested in 
> learning the differences and could be taught, if not, well don't let that 
> doorknob hit him in the butt on the way out.
>
>   

I suspect the odds were better then that since he was limited to the
parts in the bin and the right part was there. It would have still
required getting the orientation correct.


> You don't know me all that well here, I'm a 73 year old C.E.T. with an 8th 
> grade education, and have been chasing electrons for a living since circa 
> 1949, and I could regale you the rest of the night with the dumb-assed 
> screwups made by sheepskin carrying engineers being paid lots of money.
>   


>   
>> Dan McMahill wrote:
>>     
>>> al davis wrote:
>>>       
>>>> It's especially challenging when someone in the stock room mixed
>>>> them in the same bin.
>>>>         
>>> I had a factory build up boards where they put a high speed single
>>> channel current feedback amplifier in a spot on my board where the BOM
>>> called out for a dual jfet input general purpose op-amp.  Then they
>>> yelled at me for having a design which wasn't robust against switching
>>> vendors...
>>>       
>
> Switching vendors?  Similar part numbers maybe?  I've actually seen that 
> happen.
>
>   
>>> -Dan
>>>
>>>
>>>
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>>     
>
>
>
>   



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