Many thanks! This is more like the pricing I was expecting. dwayne At 01:02 PM 1/12/2015, Jean-Paul Louis wrote: >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= : > > > > Digikey has them but they aren't as easy to find as I would > > like. *I* certainly couldn't find them despite numerous search > > attempts. But our production manager found them for me in no time. > > > > Digikey part number: SAM1112-32-ND 32 positions, 0.100" pitch Can > > $4.34 /1, $38.79 /10 > > > > The Samtec part number is TS-132-T-A . Samtec is pretty darned > > decent about sending out free samples if you ask nicely. > > > > Iryne is also investigating lower-cost sources. She is pretty sure > > that we have purchased them from a different supplier for > > significantly less than the Digikey cost. > > > > dwayne > > > > > > 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 > >> of waiting. > >> > >> 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:) > >> > >> On Fri, Jan 9, 2015 at 7:05 PM, Dwayne Reid=20 > wrote: > >>> 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. > >>> > >>> 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 . . . > >>> > >>> Just a general suggestion. --=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 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .