Quantity   Component name
1 × Raspberry Pi Zero
1 × Arduinix V3 from Arduinix.com
4 × IN-12 Nixie tubes Got them from eBay http://www.ebay.com/itm/6-pcs-IN-12A-12-NIXIE-TUBES-RARE-DISPLAY-INDICATOR-DIGITS-VINTAGE-LAMP/281947489533
4 × Nixie tube holders http://www.ebay.com/itm/252223346880?_trksid=p2057872.m2749.l2649&ssPageName=STRK%3AMEBIDX%3AIT
1 × LM2596 DC-DC Adjustable Step Down Power Supply http://www.banggood.com/3Pcs-LM2596-DC-DC-Adjustable-Step-Down-Power-Supply-Module-p-1029697.html?p=NR1115712752201408A0
1 × 12V adapter