[sdiy] Flux residue removal

Nathan Trites nathan at idmclassics.net
Sat May 19 04:57:25 CEST 2018


Many MG Chemicals products are available at Amazon for reasonable prices,
great for when you need something like solder paste, wire brushes, or 99.9%
alcohol. I bought some there recently.

A bunch of similar companies have their own vendor accounts with Amazon,
too.

- Nathan

On Fri, May 18, 2018 at 9:19 PM, Scott Gravenhorst <music.maker at gte.net>
wrote:

>
> KA4HJH <ka4hjh at gmail.com> wrote:
> >
> >--
> >Content-Type: multipart/alternative; boundary
> >
> >
> >--Apple-Mail
> >Content-Transfer-Encoding: quoted-printable
> >Content-Type: text/plain;
> >       charset
> >
> >
> >> On May 18, 2018, at 4:17 PM, Scott Gravenhorst <music.maker at gte.net>
> wrote:
> >>
> >>
> >> I was able to get 99% isopropanol online.  Google is your friend, I see
> it at Walmart
> >> and several other places.
> >
> >I checked the local Walmart but it's one of the smaller stores
> >and they didn't have it. I do have some denatured ethanolwhich
> >works better? (if there's any difference at all).
> >
> >Also, how concerned should I be about the residue on top of the
> >board that I can't reach with a tooth brush? I'm working on that
> >little digital scope we were talking about recently and it has an
> >input impedance of 1M.
> >
> >I'm also building a Nixie tube thermometer with a 170V power
> >supply. The kit seller highly recommends removing the flux due to
> >the presence of HV and CMOS logic on the same board.
> >
> >
> >>  I suspect that a reason it is either not stocked or bought
> >> up in stores is that it can be use to process cannabis into a more
> concentrated form.
> >
> >"Whoah Beavis, we need to try that out."
> >
> >"Yeah, me to."
> >
> >
> >> I was also informed that IPA is not a proper abbreviation for it and
> that IPA really
> >> stands for India Pale Ale...  :)
> >
> >
> >Is that good for cleaning PC boards?  8D
>
> At the very least, it's good for drinking while cleaning the PC boards, or
> soldering or testing or
> ,,, :p  :)  :)
>
> >
> >
> >Terry Bowman, KA4HJH
> >"The Mac Doctor"
> >
> >
> >--Apple-Mail AEF5451-300E-4CF3-98AD-7E56ABE25CD6
> >MIME-Version: 1.0
> >Content-Type: text/plain; charset tf-8"
> >
> >   On May 18, 2018, at 4:17 PM, Scott Gravenhorst <[1]music.maker at gte.net
> >
> >   wrote:
> >
> >   I was able to get 99% isopropanol online.  Google is your friend, I see
> >   it at Walmart
> >   and several other places.
> >
> >   I checked the local Walmart but it's one of the smaller stores and they
> >   didn't have it. I do have some denatured ethanol--which works better?
> >   (if there's any difference at all).
> >   Also, how concerned should I be about the residue on top of the board
> >   that I can't reach with a tooth brush? I'm working on that little
> >   digital scope we were talking about recently and it has an input
> >   impedance of 1MW*.
> >   I'm also building a Nixie tube thermometer with a 170V power supply.
> >   The kit seller highly recommends removing the flux due to the presence
> >   of HV and CMOS logic on the same board.
> >
> >    I suspect that a reason it is either not stocked or bought
> >   up in stores is that it can be use to process cannabis into a more
> >   concentrated form.
> >
> >   "Whoah Beavis, we need to try that out."
> >
> >   "Yeah, me to."
> >
> >   I was also informed that IPA is not a proper abbreviation for it and
> >   that IPA really
> >   stands for India Pale Ale...  :)
> >
> >   Is that good for cleaning PC boards?  8D
> >
> >   Terry Bowman, KA4HJH
> >   "The Mac Doctor"
> >
> >References
> >
> >   1. mailto:music.maker at gte.net
> >
> >--Apple-Mail AEF5451-300E-4CF3-98AD-7E56ABE25CD6--
> >
> >--     2505186857986683800
> >Content-Type: text/plain; charset s-ascii"
> >MIME-Version: 1.0
> >Content-Transfer-Encoding: 7bit
> >Content-Disposition: inline
> >
> >_______________________________________________
> >Synth-diy mailing list
> >Synth-diy at synth-diy.org
> >http://synth-diy.org/mailman/listinfo/synth-diy
> >
> >--     2505186857986683800 -
> >
>
> -- ScottG
> ________________________________________________________________________
> -- Scott Gravenhorst
> -- http://scott.joviansynth.com/
> -- When the going gets tough, the tough use the command line.
> -- Matt 21:22
>
> _______________________________________________
> Synth-diy mailing list
> Synth-diy at synth-diy.org
> http://synth-diy.org/mailman/listinfo/synth-diy
>
-------------- next part --------------
   Many MG Chemicals products are available at Amazon for reasonable
   prices, great for when you need something like solder paste, wire
   brushes, or 99.9% alcohol. I bought some there recently.Â
   A bunch of similar companies have their own vendor accounts with
   Amazon, too.Â
   - Nathan

   On Fri, May 18, 2018 at 9:19 PM, Scott Gravenhorst
   <[1]music.maker at gte.net> wrote:

     KA4HJH <[2]ka4hjh at gmail.com> wrote:
     >
     >--
     >Content-Type: multipart/alternative; boundary
     >
     >
     >--Apple-Mail
     >Content-Transfer-Encoding: quoted-printable
     >Content-Type: text/plain;
     >Â  Â  Â  Â charset
     >
     >
     >> On May 18, 2018, at 4:17 PM, Scott Gravenhorst
     <[3]music.maker at gte.net> wrote:
     >>
     >>
     >> I was able to get 99% isopropanol online.  Google is your
     friend, I see it at Walmart
     >> and several other places.
     >
     >I checked the local Walmart but it's one of the smaller stores
     >and they didn't have it. I do have some denatured ethanolwhich
     >works better? (if there's any difference at all).
     >
     >Also, how concerned should I be about the residue on top of the
     >board that I can't reach with a tooth brush? I'm working on that
     >little digital scope we were talking about recently and it has an
     >input impedance of 1M.
     >
     >I'm also building a Nixie tube thermometer with a 170V power
     >supply. The kit seller highly recommends removing the flux due to
     >the presence of HV and CMOS logic on the same board.
     >
     >
     >>Â  I suspect that a reason it is either not stocked or bought
     >> up in stores is that it can be use to process cannabis into a
     more concentrated form.
     >
     >"Whoah Beavis, we need to try that out."
     >
     >"Yeah, me to."
     >
     >
     >> I was also informed that IPA is not a proper abbreviation for it
     and that IPA really
     >> stands for India Pale Ale...  :)
     >
     >
     >Is that good for cleaning PC boards?  8D
     At the very least, it's good for drinking while cleaning the PC
     boards, or soldering or testing or
     ,,, :p  :)  :)
     >
     >
     >Terry Bowman, KA4HJH
     >"The Mac Doctor"
     >
     >
     >--Apple-Mail AEF5451-300E-4CF3-98AD-7E56ABE25CD6
     >MIME-Version: 1.0
     >Content-Type: text/plain; charset tf-8"
     >
     >Â  Â On May 18, 2018, at 4:17 PM, Scott Gravenhorst
     <[1][4]music.maker at gte.net>
     >Â  Â wrote:
     >
     >   I was able to get 99% isopropanol online.  Google is your
     friend, I see
     >Â  Â it at Walmart
     >Â  Â and several other places.
     >
     >Â  Â I checked the local Walmart but it's one of the smaller stores
     and they
     >Â  Â didn't have it. I do have some denatured ethanol--which works
     better?
     >Â  Â (if there's any difference at all).
     >Â  Â Also, how concerned should I be about the residue on top of
     the board
     >Â  Â that I can't reach with a tooth brush? I'm working on that
     little
     >Â  Â digital scope we were talking about recently and it has an
     input
     >Â  Â impedance of 1MW*.
     >Â  Â I'm also building a Nixie tube thermometer with a 170V power
     supply.
     >Â  Â The kit seller highly recommends removing the flux due to the
     presence
     >Â  Â of HV and CMOS logic on the same board.
     >
     >Â  Â  I suspect that a reason it is either not stocked or bought
     >Â  Â up in stores is that it can be use to process cannabis into a
     more
     >Â  Â concentrated form.
     >
     >Â  Â "Whoah Beavis, we need to try that out."
     >
     >Â  Â "Yeah, me to."
     >
     >Â  Â I was also informed that IPA is not a proper abbreviation for
     it and
     >Â  Â that IPA really
     >   stands for India Pale Ale...  :)
     >
     >   Is that good for cleaning PC boards?  8D
     >
     >Â  Â Terry Bowman, KA4HJH
     >Â  Â "The Mac Doctor"
     >
     >References
     >
     >Â  Â 1. mailto:[5]music.maker at gte.net
     >
     >--Apple-Mail AEF5451-300E-4CF3-98AD-7E56ABE25CD6--
     >
     >--Â  Â  Â 2505186857986683800
     >Content-Type: text/plain; charset s-ascii"
     >MIME-Version: 1.0
     >Content-Transfer-Encoding: 7bit
     >Content-Disposition: inline
     >
     >_______________________________________________
     >Synth-diy mailing list
     >[6]Synth-diy at synth-diy.org
     >[7]http://synth-diy.org/mailman/listinfo/synth-diy
     >
     >--Â  Â  Â 2505186857986683800 -

   >
   -- ScottG
   ____________________________________________________________
   ____________
   -- Scott Gravenhorst
   -- [8]http://scott.joviansynth.com/
   -- When the going gets tough, the tough use the command line.
   -- Matt 21:22
   _______________________________________________
   Synth-diy mailing list
   [9]Synth-diy at synth-diy.org
   [10]http://synth-diy.org/mailman/listinfo/synth-diy

References

   1. mailto:music.maker at gte.net
   2. mailto:ka4hjh at gmail.com
   3. mailto:music.maker at gte.net
   4. mailto:music.maker at gte.net
   5. mailto:music.maker at gte.net
   6. mailto:Synth-diy at synth-diy.org
   7. http://synth-diy.org/mailman/listinfo/synth-diy
   8. http://scott.joviansynth.com/
   9. mailto:Synth-diy at synth-diy.org
  10. http://synth-diy.org/mailman/listinfo/synth-diy


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