Not nixies, but interesting https://www.elektor.com/sandclock-160065-71?utm_source=Elektor+United+States+%28English%29&utm_campaign=4c9b63a752-19april2016_Siglent_NL_4_15_2016&utm_medium=email&utm_term=0_8b7374950c-4c9b63a752-234906893&mc_cid=4c9b63a752&mc_eid=747f1b4e42
"This supercool gadget built around an Arduino Uno writes the time into a layer of sand. After an adjustable time the sand is flattened out by two vibration motors and everything begins all over again." Disclaimer: I am a subscriber to Elektor, but have no other relationship to the seller. -- You received this message because you are subscribed to the Google Groups "neonixie-l" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send an email to [email protected]. To view this discussion on the web, visit https://groups.google.com/d/msgid/neonixie-l/2e7cb509-bd74-4700-ada9-c44f9708a07e%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.
