This is a simple base to support the 3D printable ATSC Digital HDTV Antenna that I designed. https://www.youmagine.com/designs/single-bay-atsc-digital...-hd-tv-antenna
Print the supplied STL file (supports 1" PVC post), or edit the included SCAD file to customize the base mount as required.
Print in ABS
0.3mm - 0.4mm layer height (for faster printing)
15% infill
2 shells (minimum)
Drill holes in the base plate and screw to the floor of your attic.