Please note that all of these files are under Creative Commons - Attribution - Non-Commercial. In other words, if you share it please give credit, and you are not allowed to sell the designs or make a derived product for capital gain.

If you need the extra bits and parts to complete the antenna or don't have a CNC Mill you can get them by clicking HERE

7 Turn

1: Slide the left and right sides together
2: Feed your helical coil up from the bottom until it ends in the recess.
3: Put your reflector into the base and slide it onto the helical frame to check your coax length
4: Solder the coax to the reflector
5: Slide the reflector and base onto the frame again and glue it inplace
5: Solder the inner core to the copper helical and your good to go!

If you need LHCP all you need to do is mirror the frame in your slicer.

All Files ZIPPED


Helical Former

Antenna Lock

Base Plate Hex

Base Plate CIR

Center Frame

Left Frame

Right Frame