IN-14 Arduino Shield Nixie Tubes Clock in a Clear Acrylic Case [RGB, USB, Musical] [with Columns and Sockets] [Temp. sensor, GPS time sync., IR Remote] – GRA & AFCH
in-14 nixie tube clock wood enclosure gps alarm and adapter 6-tubes – buy from e-shop Millclock: price, reviews, photos, specs
Gallery | GPS Nixie Clock | Hackaday.io
NixiChron- Satellite controlled Nixie tube Clock
IN-14 Arduino Shield Nixie Clock in Acrylic Case [WITH OPTIONS GPS TEMP] 4 TUBES | eBay
The Nixie Clock XII - B7971 six digit model with wifi / gps. by Howard Constantine — Kickstarter