TK50/TK70 Info

Jon Elson elson at pico-systems.com
Fri Aug 28 21:43:26 CDT 2015


On 08/28/2015 12:41 PM, Jon Elson wrote:
> On 08/28/2015 11:52 AM, Paul Koning wrote:
>>> On Aug 28, 2015, at 11:44 AM, Mark J. Blair 
>>> <nf6x at nf6x.net> wrote:
>>> ...
>>> Well, I guess I'll need to build a little convection 
>>> tape baker, then. Maybe I'll use something like an 
>>> Arduino to control the temperature. I want to build a 
>>> toaster oven solder reflow over, too, which might use 
>>> the same controller. But operating at a much higher 
>>> temperature, of course.
>> If you can puzzle out German, you might find this article 
>> worth reading.  It describes SMD reflow in a toaster 
>> oven, and some of the pitfalls.  The main one is that the 
>> temperature sensor needs to be attached to the board, or 
>> to a (blank) copy of that board.  If it's attached to 
>> something with a significantly different copper to etch 
>> ratio, it will be heated differently and your board will 
>> either not heat enough, or be overheated -- possibly 
>> enough to scorch it.
>>
>>
> I have made thousands of boards in a large GE toaster 
> oven. <snip snip>
OOps, obviously I completely missed what the original 
question was, here.

Jon


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