Hi Fred,

I have found the 3D printing world opened a world of things to help astro gadgets.
Here is a printable case, designed with RTC and fan in mind and used by author for astronomy.
www.printables.com/model/30600-raspberry...an-case-supports-rtc
www.printables.com/model/30600-raspberry...e-supports-rtc/files

You do not need a printer if only doing a few one off's, I have used various services to print models. Not an endorsement, upload file to print and then see various vendors willing to print along with cost.
www.treatstock.com/

Using PLA material is good enough if scope not going to be out in the sun for extended periods of time, going PETG if it is.

Gene

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