[sdiy] SMD soldering by hand [was: dual "VCA" chip]
Paul Maddox
paul.maddox.mail-list at synth.net
Sun Jan 4 10:16:46 CET 2009
Hey Seb,
> Actually, I would go further and say that fine pitched packages
> (e.g. less than 1.27mm pitch) are actually quicker to solder than
> the bigger stuff as you don't have to solder each pin individually,
> but rather can just run the loaded iron over all the pins (flux is
> the key).
I agree with 100%, SMD is quicker and overall a lot more interesting
as you can get a lot more on a board.
Here's a voice card from Defender ;-
http://www.vacoloco.net/synths/defender/images/voice_card_detail.jpg
(hand soldered in about 4 hours)
Now compare it to it's big brother ;-
http://www.vacoloco.net/synths/tempest/images/tempest_pcb_01.jpg
(hand soldered in about 6 hours)
same features, 4 oscillators, moog ladder, vca, pole sweep but 100%
through hole parts. Granted there are 4 micro's for the oscillators
and not one, but the SMD one is almost a quarter of the size of the
through hole one.
Paul
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