In message CAPmQ2J_Fa1Oo6m=doj-u05f4dqhgpakdvjpsvggyrofe6tj...@mail.gmail.com
, Stan Katz writes:
*real* metrology purists keep their instruments in a pre helium atmosphere
to improve cooling, prevent corrosion and stop people from breathning on
things :-)
--
Poul-Henning Kamp |
I do fully agree with you. this has become, to a big extent, an academic
debate. it may be relavant if the resolution needs to be in the nv-range, such
as working with josephson-elements. I guess nobody in this group here is.
to your question, yes, the 34420a and the 2182 nanovolt meters use
Hi Ken,
I don't know if it helps but there's a 43/86 edge connector offered here
for 14USD, (12USD for 5+)..
https://www.surplussales.com/ComputerAccess/con_edge.html
Single and double sided PCBs with 0.1 inch spaced strips were quite
common at one time as part of the Veroboard
Hi Ken,
Nigel is setting you on the right track with Vectorbord. I have used
them for the edge connectors over the years with good results. I don't
know if you are able to use Digikey of not but they list a 3690-26 ($80)
that will be easy to modify to work for your project. I probably
Ken:
I have a 5200 extender kit including the PC Board and the cables. In
looking at it the center PC board that has the traces on it is enclosed on
both sides with a piece of blank PC board material (no copper or traces) so
you wind up with 3 ea 0.062 PC Boards riveted together. The center
___
volt-nuts mailing list -- volt-nuts@febo.com
To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/volt-nuts
and follow the instructions there.
