[Elecraft] ESD Question!

Martin Sole msole at loxinfo.co.th
Thu Dec 18 23:37:08 EST 2008


Another thing that many people do not recognise with the need for ESD 
protection is that the damage is not necessarily going to appear 
straight away. I'd like a dollar for every time somebody told me that 
they have never taken any precautions and everything works fine, not 
realising that they have maybe wiped years off the component 
reliability. Every time your body zaps something it doesn't necessarily 
blow but it sure does weaken things, maybe just a fraction but when 
stressed in service that will all factor in to the ultimate life and 
failure of the component.

Martin, HS0ZED




Ron D'Eau Claire wrote:
> Those things are fine to do, **if** you are grounded or touch a ground before resuming work touching the parts. 
>
> Simple movement of the arms while working can be dangerous as the fabric on your clothing rubs while you move. 
>
> Remember, we're talking about ESD damage resulting from a *few volts* of static charge, not hundreds of volts or the kilovolts it takes to produce a little spark.
>
> Ron AC7AC
>
> -----Original Message-----
> From: elecraft-bounces at mailman.qth.net [mailto:elecraft-bounces at mailman.qth.net] On Behalf Of Nick-WA5BDU
> Sent: Thursday, December 18, 2008 5:01 PM
> To: Elecraft at mailman.qth.net
> Subject: Re: [Elecraft] ESD Question!
>
> Wow, Lyle.  You sound like the nuns in parochial school.  But Sister, I 
> *can't* sit still!
>
> 73--Nick, WA5BDU
> (squirming and fidgeting)
>
> Lyle Johnson wrote:
>   
>> 3) Sit quietly in your chair while working, with your feet on the 
>> floor (no rubber soles).  Don't shuffle your feet - especially if a 
>> carpeted area - and don't wiggle in your chair.
>>
>>
>> 73,
>>
>> Lyle KK7P
>>     
>
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