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      ▄▄██▀▀████▄▄          ▄█▀▄▀█▄███▀▀▀▄▄█ 
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 ▄███ █▀▄ ▀▀█    ▄▄▄▄▄    ███▀█▀▀███▄ ▀▀             ▄  ▄  ▄▄▄  ▄▄  ▄   ▄ ▄   ▄
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████ ▄▀▄▀   ███ ▄▄▄■ ██   ▀██▄▀▀▄▀▀█▀▀▄▀▄         █  █ ▀▄▄▄ █  █  ▀▄▀    █
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 ███▄ ▀▄ ▀      ▄▀▄▀▄▀▄█▀▀▀▀██   ███▀██▄▀█▄█▄      ▄▄▄ ▄  ▄ ▄▄▄  ▄  ▄  ▄▄▄ ▄▄▄▄▄ ▄▄▄  ▄▄▄  ▄▄▄  ▄▄▄
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    ▀██▄ ▀▄         ▄ ▀▄▄▀█▄▀▄▀█  ▀▄▄ ▀ ▄▀▄▀▄▀ ██      ▄█▄ █  █ █▄▄▀ ▀▄▄▀ ▄▄▄▀   █   █  █ ▄█▄ ▀▄▄▄ ▄▄▄▀
      ▀▀█▄  ▀ ▄▄▄ ▀    ██▄▀▄▀▄▀▄▀▄       ▀    ▄▀
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                          ▀█▄ ▀▄          ▄▀
                             ▀ ▄▄▀  ▄▄▄ ▀
                                  ▀▀▀
                                    

Arduino:

Mar 24, 2016 - nixie clock part 1-a
Mar 19, 2016 - nixie clock part 1