> “The Texas Instrument HF Antenna Cookbook.” > The designs are for RFID at 13.56 MHz. I seriously want to see the ARRL/Ham radio invest in RFID for ham radio ops. Embed the chip in the ARRL name tag. Then we can have gateways to APRS... Put one at each venu or checkpoint or clubhouse, or whatever. Range should be about 100 feet... Bob,WB4APR