Homebrew PCBs

I use a flux pen instead of paste usually, its like a felt-tipped
marker, very easy to use.

Speaking of flux - does anyone know of an easy way to remove the
residue? Is there a household chemical that will dissolve it?

>> I think the trick here is to flux the whole board, I use just a little
>> paste flux and smear it over the whole board with my finger, and then
>> just a little solder like a well tinned tip on and iron or a little
>> puddle on the board that can be smeared around. It takes a very small
>> amount, just enough to wet the traces. They should look like silver
>> traces if done right with no lumps or puddles on them. Less is more
>> here. Laying the tip sideways on the board covers a larger area pretty
>> quickly. The paste RA flux works ideal if you can still find it. I do
>> this on all my boards right now and it works well even on the SMD
>> stuff with TQFP chips on them.
>>
>> I think this is probably a step down from tin plating but I read mixed
>> results on that method.
>>
>> - Phil (KA0HBG)
>>
>
> Okay, I'll have to get some paste flux. I noticed that Radio Shack
> sells a tin of paste rosin flux -- would that be suitable?