<html><head>
</head>
<body style="margin-bottom:45px">
<div style="font-size: 10pt;"><div dir="ltr" style="margin-top:0;margin-bottom:0;">Seeeeeedstudio does offer cheaper stencils now, keen on giving it a try (especially since I cannot handsolder BCM847bs anymore).</div></div><div style="font-size: 10pt;"><div id="LGEmailHeader" dir="ltr" style="margin-top:0;margin-bottom:0;"><div dir="ltr" style="margin-top:0;margin-bottom:0;"><br></div><div dir="ltr" style="margin-top:0;margin-bottom:0;">------ Origineel bericht------</div><div dir="ltr" style="margin-top:0;margin-bottom:0;"><b>Van: </b>Mikko Helin<maohelin@gmail.com></maohelin@gmail.com></div><div dir="ltr" style="margin-top:0;margin-bottom:0;"><b>Datum: </b>di, 13 mrt. 2018 12:50</div><div dir="ltr" style="margin-top:0;margin-bottom:0;"><b>Naar: </b></div><div dir="ltr" style="margin-top:0;margin-bottom:0;"><b>CC: </b><a href="mailto:synth-diy@synth-diy.org">synth-diy@synth-diy.org</a> List;</div><div dir="ltr" style="margin-top:0;margin-bottom:0;"><b>Onderwerp:</b>Re: [sdiy] Latvian CEM Synth IC clones</div><div dir="ltr" style="margin-top:0;margin-bottom:0;"><br></div></div><div dir="ltr"><div class="gmail_default" style="font-family:trebuchet ms,sans-serif" dir="ltr">QFN soldering by using a hot plate?</div></div><div class="gmail_extra" dir="ltr"><br><div class="gmail_quote" dir="ltr">On Tue, Mar 13, 2018 at 1:20 PM, chris <span dir="ltr"><<a href="mailto:chris@chrismusic.de" target="_blank">chris@chrismusic.de</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Can QFN be hand-soldered without an oven?<br><br>Chris<br><span class=""><br><br><br>On Tue, 13 Mar 2018 11:10:51 +0000 <a href="mailto:paula@synth.net">paula@synth.net</a> wrote:<br><br>> Tom,<br>><br>> For me it's a size thing. I mean consider, a VCO, VCF, VCA and ADSR in<br>> a 4mm squared package?? I mean you've got a synth voice in such a small<br>> space. Small space = lower cost and better thermal coupling if you have<br>> multiple voices.<br>><br>> Paula<br>><br>> On <a href="tel:2018-03-13 10">2018-03-13 10</a>:22, Tom Bugs wrote:<br>> > Can you expand a bit on that Paula?<br>> > I've never really considered them...<br>> > Is it mainly a size thing or am I missing something<br>> > interesting/important?<br>> ><br>> ><br>> > On 13/03/2018 10:16, <a href="mailto:paula@synth.net">paula@synth.net</a> wrote:<br>> >> QFNs are awesome.<br>> >><br>> >> On <a href="tel:2018-03-13 09">2018-03-13 09</a>:00, Roman Sowa wrote:<br>> >>> I've read somewhere that they don't do SOIC for anything greater than<br>> >>> 16 pins, but can't remember exact explanation. In general it was in a<br>> >>> spirit of "SOIC sucks". In every Alfa QFN chip they say about center<br>> >>> pad greatly improving thermal stability.<br>> >>><br>> >>> Roman<br>> >>><br></span>> >>> W dniu <a href="tel:2018-03-12">2018-03-12</a> o 22:34, Jay Schwichtenberg pisze:<br><div class="HOEnZb" dir="ltr"><div class="h5" dir="ltr">> >>>> Wonder why they didn't do the AS3320 as a SOIC. Maybe they didn't<br>> >>>> have 18 pin SOIC packages and had QFN packages.<br>> >>>><br>> >>>> Jay S.<br>> >>>><br>> >>>> *From:*Synth-diy [mailto:<a href="mailto:synth-diy-bounces@synth-diy.org">synth-diy-bounces@<wbr>synth-diy.org</a>] *On Behalf<br>> >>>> Of *cheater00 cheater00<br>> >>>> *Sent:* Monday, March 12, 2018 12:27 PM<br>> >>>> *To:* synth-diy mailing list<br>> >>>> *Subject:* [sdiy] Latvian CEM Synth IC clones<br>> >>>><br>> >>>> Of interest<br>> >>>><br>> >>>> <a href="http://www.alfarzpp.lv/eng/sc/application.php" rel="noreferrer" target="_blank">http://www.alfarzpp.lv/eng/sc/<wbr>application.php</a><br>> >>>><br>> >>>><br>> >>>><br>> >>>> ______________________________<wbr>_________________<br>> >>>> Synth-diy mailing list<br>> >>>> <a href="mailto:Synth-diy@synth-diy.org">Synth-diy@synth-diy.org</a><br>> >>>> <a href="http://synth-diy.org/mailman/listinfo/synth-diy" rel="noreferrer" target="_blank">http://synth-diy.org/mailman/<wbr>listinfo/synth-diy</a><br>> >>>><br>> >>> ______________________________<wbr>_________________<br>> >>> Synth-diy mailing list<br>> >>> <a href="mailto:Synth-diy@synth-diy.org">Synth-diy@synth-diy.org</a><br>> >>> <a href="http://synth-diy.org/mailman/listinfo/synth-diy" rel="noreferrer" target="_blank">http://synth-diy.org/mailman/<wbr>listinfo/synth-diy</a><br>> >> ______________________________<wbr>_________________<br>> >> Synth-diy mailing list<br>> >> <a href="mailto:Synth-diy@synth-diy.org">Synth-diy@synth-diy.org</a><br>> >> <a href="http://synth-diy.org/mailman/listinfo/synth-diy" rel="noreferrer" target="_blank">http://synth-diy.org/mailman/<wbr>listinfo/synth-diy</a><br>> ><br>> > --<br>> > BugBrand LTD<br>> > UK company No. <a href="tel:07199808">07199808</a><br>> > VAT No. GB <a href="tel:988 2629 57">988 2629 57</a><br>> > 1 Ninetree Hill<br>> > BRISTOL BS1 3SB<br>> > United Kingdom<br>> > <a href="http://www.bugbrand.co.uk" rel="noreferrer" target="_blank">www.bugbrand.co.uk</a><br>> ><br>> ><br>> > ---<br>> > This email has been checked for viruses by AVG.<br>> > <a href="http://www.avg.com" rel="noreferrer" target="_blank">http://www.avg.com</a><br>> ><br>> > ______________________________<wbr>_________________<br>> > Synth-diy mailing list<br>> > <a href="mailto:Synth-diy@synth-diy.org">Synth-diy@synth-diy.org</a><br>> > <a href="http://synth-diy.org/mailman/listinfo/synth-diy" rel="noreferrer" target="_blank">http://synth-diy.org/mailman/<wbr>listinfo/synth-diy</a><br>> ______________________________<wbr>_________________<br>> Synth-diy mailing list<br>> <a href="mailto:Synth-diy@synth-diy.org">Synth-diy@synth-diy.org</a><br>> <a href="http://synth-diy.org/mailman/listinfo/synth-diy" rel="noreferrer" target="_blank">http://synth-diy.org/mailman/<wbr>listinfo/synth-diy</a><br><br><br>______________________________<wbr>_________________<br>Synth-diy mailing list<br><a href="mailto:Synth-diy@synth-diy.org">Synth-diy@synth-diy.org</a><br><a href="http://synth-diy.org/mailman/listinfo/synth-diy" rel="noreferrer" target="_blank">http://synth-diy.org/mailman/<wbr>listinfo/synth-diy</a><br></div></div></blockquote></div><br></div></div>
</body></html>