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Lpc2000

Index last updated: 2026-04-28 23:31 UTC

Message

Re: Broken IO Pins?

2006-05-21 by bobtransformer

--- In lpc2000@yahoogroups.com, Tom Walsh <tom@...> wrote:


> Maybe it is time to stop purchasing $10 irons from Radio Shack, and 
>get  a used Weller setup from ebay?  heh hee.  I've used a cheap 
Weller 
> tranformer iron for years and haven't damaged any chips, nor 
>worried about the iron being grounded or not.
> 
> Regards,
> 
> TomW

Almost forgot about the Metcal soldering irons.   The ones that heat 
up quickly using RF.  We had a problem with one of these at work
a few years ago when the shield at the connector came slightly loose.

What happened was that there was a lot of RF leaking from the iron 
tip to the circuit being soldered and it broke LOTS of 74HC14 parts.
It was not always immediataley apparent that they were bad until 
later.

So I guess you gotta make sure the connections are tight on those 
types of irons.

boB


> 
> -- 
> Tom Walsh - WN3L - Embedded Systems Consultant
> http://openhardware.net, http://cyberiansoftware.com
> "Windows? No thanks, I have work to do..."
> ----------------------------------------------------
>

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