LeapSecond.com
Rodan CD47 Nixie Tube
03-Jul-2015
CD47/GR-414
Some photos of a large (the largest?) Nixie tube:
CD47, B5750
For comparison, the incredibly large CD47 shown with a standard 5750:
Here's a CD47 nixie clock showing a positive leap second (ok, this one is hard-wired but its exactly right once every few years):
High-res images of brand new CD47: CD47 base.
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