[ERPS] cryo freeze wheel

Have you considered just using a dewar of liquid nitrogen for the freeze wheel? In the long run it would certainly be cheaper to have dedicated refrigeration, but an easily metered source of unlimited cold would probably make it easier to prove or disprove the basic idea. John Carmack

Re: [ERPS] cryo freeze wheel

John Carmack wrote: Have you considered just using a dewar of liquid nitrogen for the freeze wheel? In the long run it would certainly be cheaper to have dedicated refrigeration, but an easily metered source of unlimited cold would probably make it easier to prove or disprove the basic idea.