[sdiy] Need help with a SMD kit (OT?)

[Quincas Moreira]

Oh, c'mon it's not that hard, just takes some getting used to! I've only
done the Ornament and Crime so far, but I'm looking forward to more :)

On Tue, Jul 18, 2017 at 5:17 PM, <rsdio at audiobanshee.com> wrote:

> Same here. I just pay shops like Printed Circuits Assembly Corp. or
> Schippers & Crew to do SMD work. They have all the tools, microscopes, and
> experience. PCA will also do rework, which I take advantage of when
> replacing a component with more than two leads.
>
> I realize that not every city has multiple assembly shops, and some don't
> even have one, but these services are becoming available remotely. Advanced
> Circuits (4PCB.com) offer services where they'll make the PCB and stuff the
> parts for you. Not sure about the prices there, but it's got to be cheaper
> than buying the tools yourself and losing money every time you make a
> mistake. It's probably a bit difficult to get a kit made, but it's worth
> requesting a quote.
>
> I once needed a pull-up resistor added to a 144-pin DSP, and PCA asked if
> they could use any size resistor. I agreed, and when it came back, the
> flying wire and resistor were so small (0201) that I couldn't see them.
> Saved me from spinning the board for that one change, and also saved me
> from the risk of ruining one of only two prototypes that I had.
>
> Brian
>
>
> On Jul 18, 2017, at 2:23 PM, David G Dixon <dixon at mail.ubc.ca> wrote:
> > This post sums up why I simply will not do SMD by hand.  Not... worth...
> the... frustration.
> >
> > From: Synth-diy On Behalf Of Elain Klopke
> > Sent: Tuesday, July 18, 2017 12:16 AM
> > To: *SYNTH DIY
> > Subject: [sdiy] Need help with a SMD kit (OT?)
> >
> > Hey list,
> >
> > I bought the Elements diy kit from Synthcube and managed to get all the
> surface mount components attached using solder paste, a tiny syringe, and a
> hot plate. Everything melted nicely and I only burnt the solder mask a bit
> because I wasn't quick enough getting it off the hot plate, but the copper
> traces appear to be still attached to the board so I'm not too worried.
> >
> > And then the problems started. I let the board cool down and then
> started going about eliminating solder bridges on a couple of the ICs. I
> cleaned up one side of the microcontroller and then made the other three
> worse. I got one chip that was a little crooked seated properly and then
> another popped free and I couldn't get it resoldered.
> >
> > I've stepped away from the kit so I don't do more damage or throw it
> against the wall in frustration.
> >
> > Is there anyone experienced in surface mount soldering (preferably in
> the US) that would be willing to fix this mess for me. I'm way out of my
> depth and am willing to pay postage both ways and a fee for your time.
> >
> > Thanks in advance.
> >
>
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>



-- 
Quincas Moreira
Test Pilot at VBrazil Modular
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