I currently build a getter flasher according to Ron Soyland‘s design (he will publish it on his site soon). There is a few photos from the building process:
Electronics mounted on the 3D printed holder. The left PCB is just a PSU, the shielded box is oscillator, it must be shileded from RF emitted by the coil. The right PCB is a driver used to drive power mosfets (on the cooler).
Output from the power FET.
printed holder, it took around 3 hours 45 minutes to make it. I use a Prusa i3 printer.
process of printing..
Electronics separately, not yet mounted to the plastic holder.