Antenna Simple Spring - 850~950MHz

This simple spring antenna is an excellent match for any 900MHz RFM and LoRa breakouts, bonnets, or Feather boards. Made of copper-clad wire, it’s easy to solder directly to your project. The antenna is compact at just 17.5mm (0.68") in length, making it ideal for space-constrained designs. With a gain of 2.15dBi and 50Ω impedance, it provides reliable performance across the 850~950MHz frequency range, working seamlessly with most wireless receivers and transmitters in this band.