Dwayne you can get them cheaper on Amazon. See http://www.amazon.com/2-54mm-Pitch-Round-Header-Connector/dp/B005HN237S you get 5 x 40pin header for $2.48 and free shipping Just my $0.01 contribution Jean-Paul AC9GH > On Jan 12, 2015, at 2:36 PM, Dwayne Reid wrote: >=20 > Digikey has them but they aren't as easy to find as I would=20 > like. *I* certainly couldn't find them despite numerous search=20 > attempts. But our production manager found them for me in no time. >=20 > Digikey part number: SAM1112-32-ND 32 positions, 0.100" pitch Can=20 > $4.34 /1, $38.79 /10 >=20 > The Samtec part number is TS-132-T-A . Samtec is pretty darned=20 > decent about sending out free samples if you ask nicely. >=20 > Iryne is also investigating lower-cost sources. She is pretty sure=20 > that we have purchased them from a different supplier for=20 > significantly less than the Digikey cost. >=20 > dwayne >=20 >=20 > At 02:32 AM 1/12/2015, KPL wrote: >> I'm also usually using round pins for breakout boards, they are >> actually easier to use as well, as they require smaller holes and >> pads, which makes single-sided routing easier. >> Ebay is my source, unfortunately that usually means at least a month=20 >> of waiting. >>=20 >> That one board with square pins was my very first smd board ever, I >> did not have round pins yet. After successfully soldering that TSOP as >> my first SMD component, i got quite confident:) >>=20 >> On Fri, Jan 9, 2015 at 7:05 PM, Dwayne Reid wro= te: >>> This is somewhat off-topic, but I have a minor suggestion to make >>> when plugging external boards into breadboards: *don't* use 0.025" >>> square pins! I purchase 0.015" round pins for this purpose instead >>> of the 0.025" pins. >>>=20 >>> The problem is that the spring contacts in the breadboard get >>> stretched by the excessive size of the standard 0.025" pin and then >>> do not work reliably with small component leads such as resistors or >>> small-signal diodes. Ask me how I know . . . >>>=20 >>> Just a general suggestion. >=20 >=20 > --=20 > Dwayne Reid > Trinity Electronics Systems Ltd Edmonton, AB, CANADA > (780) 489-3199 voice (780) 487-6397 fax > www.trinity-electronics.com > Custom Electronics Design and Manufacturing >=20 > --=20 > http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive > View/change your membership options at > http://mailman.mit.edu/mailman/listinfo/piclist --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .