3D printing or fabricated UHF filters

3D printing or fabricated UHF filters


Not crazy idea, being done with antennas. In Jan 2019 QST. Silver conductive paint.

Should work for filters.

Dimensional stability important with some narrow filters, less so with wideband filters.

https://antennatestlab.com/3dprinting


https://all3dp.com/1/creality-ender-3-3d-printer-review/







Settings
https://www.youtube.com/watch?v=umulfK775i0


https://ultimaker.com/en/products/ultimaker-cura-software


https://ultimaker.com/en/resources/50296-which-material-should-i-use


Silver coating/paint MG Chemicals Amazon.com
https://www.mektronics.com.au/mg-chemicals-super-shieldtm-silver-coated-copper-conductive-coating-ul-recognized-340g.html

Fabricated

Construct with soldered copper then coat with silver paint.


Copper and silver plating
https://bryancera.blogspot.com/2014/09/copper-electroplatingforming-3d-prints.html
https://www.riogrande.com/category/tools-and-equipment/plating
https://janekits.com.au/products/copper-mix-inc-cumac-4-ltrs/
http://www.vitec.com.au/shop-online/pat-coleby-minerals/copper-sulphate

https://www.finishing.com/111/72.shtml
https://www.eevblog.com/forum/manufacture/my-way-to-professional-prototype-at-home/25/
https://www.thinktink.com/stack/volumes/voliii/consumbl/cplatmix.htm
https://www.thinktink.com/faqs/cupltfaq/cupltf01.htm