Gen 2 (915 MHz) has read ranges measured in meters, while HF (13.56
MHz) range is measured in cm. Check out “How to Build a Low-Cost,
Extended Range RFID Skimmer” for how to increase read range for HF
devices; they got about 35 cm. But to answer your question, I just use
a vanilla circular antenna which is pretty standard for Gen 2
applications.
Michael
get an unreadable signal…), so I would like to ask Michael which kind
of antenna (and any external things) you used to be able to read the
signal from few feet away. Any suggestions will be very well appreciated.
Thank you very much,
Marco