Pixie tubes mounted on aluminum box, whole works open-mounted on wood base.

RCA numeratrons, 7-segment filiment readouts, on brass tubes and a black/white marble base. Comes with purple filters; other filters available.

Six mini round Nixie tubes on black plastic base. Wall-hang. Approx {{{SIZE}}}

LED bar graph. Hours horizontally across the top, minutes-seconds-subseconds vertically.