Ring Antenna Holder 433 MHz

Ring Antenna Holder 433 MHz

thingiverse

## Half Wave Ring Antenna Holder ### For a 433 MHz antenna with good receiving characteristics #### print list - 1x carry - 6x guide_high - 6x guide_low - 2x mount #### assembly - prepare two wire loops, look at https://diydrones.com/profiles/blogs/more-433-mhz-antenna-the-1-2wave-ring-radiator discrepancy: the guides grooves are designed for 1 mm (enameled) copper wire using thicker wire might make the construction wobbly - assemble three sandwiches mind the grooves of the guides one sandwich may hold the mounts strap each sandwich with zip ties order tie + (mount) + guide_low + wire-loop 1 + guide_high + carry + guide-high + wire-loop 2 + guide_low + (mount) + tie - the antenna was tuned by positioning CMOS foam between the wire loops surprisingly this worked very well and accurate #### project also listed on https://github.com/qrti/antenna_433

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