At 09:33 AM 12/06/1999 -0700, you wrote: >At 12:20 AM 6/12/99 -0400, you wrote: >> >>Some brands of watch crystals ---- etc >Hans, >I've been trying to use the Epson C-002x parts (Digikey SE3202) at 20 PPM. >Do you have part numbers for the little cans that work, and don't? > >Unfortunately, your little diagram didn't come across clearly--different >tab stops maybe? >Please verify that you are using a 33K resistor in series with osc0, and >that the 47pF cap is off of osc1. > >Thanks, >Kelly > > Yes, osc0--33k--100pf---gnd osc1--47k--gnd I do not know the Epson crystals. The last years we have used Farnell 103-868 or 704-209 for experiments and surface mount crystals for products. Best regards, Hans -- Temperature Technology 263 Gilbert Street ADELAIDE SA 5000 web page: http://dove.net.au/~ttec email: ttec@dove.net.au --