[Boatanchors] SMT work

[Randall Berry]

  Yes and hot air works great for board blasting on a through hole board 
(or SMT of course) to firm up multiple cold solder joints on a given 
area in one shot. If you're not sure exactly what is cold, blast the 
area with hot air and done.


On 03/22/2014 12:29 PM, Peter Loron wrote:
> Hot air is quite useful for desoldering and for multi pin chips. A soldering tool with fine tips and a good magnifier is essential. If you can, scrounge up a stereo inspection microscope. They make a world of difference in being able to solder small components.
>
> -Pete
>
> On Mar 22, 2014, at 2:23, Randall Berry <randyn3lrx at gmail.com> wrote:
>
>> I just bought an SMT rework station (hot air soldering station) a few months ago. I haven't used it on anything live yet but I've hosed with it on a dead board for practice. It works pretty well.
>>
>> On 03/21/2014 07:50 PM, rbethman wrote:
>>> I have indeed using very fine tips on Ungar pencils replaced both
>>> capacitors and resistors.  Even managed to do a diode.
>>>
>>> Fine motor control is a necessary thing.  Doing this always makes me
>>> focus the concentration.
>>>
>>> I have a tester to test SMT capacitors, resistors, diodes, and LEDs.
>>>
>>> I have acquired a number of these SMT components, and go through them
>>> with the tester and sort them as the results indicate.
>>>
>>> I am NOT into being ready for a 100 pin IC.  Neither will I roll over
>>> and quit.
>>>
>>> I am not worrying about two decades from now.  I have worked on a
>>> Kenwood TS-930SAT with great success.  Some components are "discrete",
>>> others are SMT.
>>>
>>> It is a mixed bag.  The old girl is still up and running due in part to
>>> being creative in locating issues and finding a way to resolve them.
>>>
>>> Regards,
>>> Bob - N0DGN
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>>
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>