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From: Robert Baer on 17 Jul 2010 04:34 John Larkin wrote: > This is cool, a nanograbber for clipping onto fine-pitch parts. > > ftp://jjlarkin.lmi.net/MsPacMan.JPG > > As you squeeze it to open the little wire clamp things, it looks just > like the PacMan thing gobbling up dots. Flip the image over, and it > looks like some fancy Israeli assault rifle. These cost $14 each, by > the dozen. > > But to be serious for a second: We seed our boards with "test points", > really just unmasked vias with 42 mill drills, a nice size to jam a > scope probe tip into. What I really need is a thing that I can solder > to the end of a wire, like a scope ground clip or a test lead, that > will plug into such a hole and stay put and make contact. It would be > a little metal tube with a bustle of curved, springy wires, 2 or more, > poking out the end... > > springy wires jam into via > tube > =========== /------\ > wire ----- \ > ===================== > -----\ / > =========== ------- > > > Google's no help. Does anybody know if someone makes these things? > > John > By public documentation (see above), you just lost patent rights...
From: Joerg on 17 Jul 2010 09:33 Frank Buss wrote: > Joerg wrote: > >> I believe Newark carries them. > > Digikey has it, too. Search for "keystone test points" and you'll get a > nice selection for diameter, color etc. Looks like it is popular, because > some types are available in container quantities :-) > > http://search.digikey.com/scripts/DkSearch/dksus.dll?Detail&name=5002K-ND > Thanks, I didn't know they carried these. Unfortunately such test points are comparatively large, for 0.040" holes and similar. -- Regards, Joerg http://www.analogconsultants.com/ "gmail" domain blocked because of excessive spam. Use another domain or send PM.
From: krw on 17 Jul 2010 11:11 On Sat, 17 Jul 2010 06:33:23 -0700, Joerg <invalid(a)invalid.invalid> wrote: >Frank Buss wrote: >> Joerg wrote: >> >>> I believe Newark carries them. >> >> Digikey has it, too. Search for "keystone test points" and you'll get a >> nice selection for diameter, color etc. Looks like it is popular, because >> some types are available in container quantities :-) >> >> http://search.digikey.com/scripts/DkSearch/dksus.dll?Detail&name=5002K-ND >> > >Thanks, I didn't know they carried these. Unfortunately such test points >are comparatively large, for 0.040" holes and similar. Come on Joerg. They're only three for ten bucks. You can afford them! <yikes!> BTW, we use something similar for less than $.10 each. ...and those are usually deleted when production settles down.
From: krw on 17 Jul 2010 11:14 On Sat, 17 Jul 2010 10:11:48 -0500, "krw(a)att.bizzzzzzzzzzzz" <krw(a)att.bizzzzzzzzzzzz> wrote: >On Sat, 17 Jul 2010 06:33:23 -0700, Joerg <invalid(a)invalid.invalid> wrote: > >>Frank Buss wrote: >>> Joerg wrote: >>> >>>> I believe Newark carries them. >>> >>> Digikey has it, too. Search for "keystone test points" and you'll get a >>> nice selection for diameter, color etc. Looks like it is popular, because >>> some types are available in container quantities :-) >>> >>> http://search.digikey.com/scripts/DkSearch/dksus.dll?Detail&name=5002K-ND >>> >> >>Thanks, I didn't know they carried these. Unfortunately such test points >>are comparatively large, for 0.040" holes and similar. > >Come on Joerg. They're only three for ten bucks. You can afford them! Oops! Just noticed that was the extended price. They're "only" a third of a buck, so they're still in your range (too early). <rolls eyes>. ><yikes!> BTW, we use something similar for less than $.10 each. ...and those >are usually deleted when production settles down.
From: Joerg on 17 Jul 2010 12:11
krw(a)att.bizzzzzzzzzzzz wrote: > On Sat, 17 Jul 2010 06:33:23 -0700, Joerg <invalid(a)invalid.invalid> wrote: > >> Frank Buss wrote: >>> Joerg wrote: >>> >>>> I believe Newark carries them. >>> Digikey has it, too. Search for "keystone test points" and you'll get a >>> nice selection for diameter, color etc. Looks like it is popular, because >>> some types are available in container quantities :-) >>> >>> http://search.digikey.com/scripts/DkSearch/dksus.dll?Detail&name=5002K-ND >>> >> Thanks, I didn't know they carried these. Unfortunately such test points >> are comparatively large, for 0.040" holes and similar. > > Come on Joerg. They're only three for ten bucks. You can afford them! > > <yikes!> BTW, we use something similar for less than $.10 each. ...and those > are usually deleted when production settles down. I didn't say I can't afford them :-) They are just a bit large for modern SMT layouts. Technologically a bit long in the tooth. -- Regards, Joerg http://www.analogconsultants.com/ "gmail" domain blocked because of excessive spam. Use another domain or send PM. |