This simple spring antenna is designed for use with 900MHz RFM and LoRa breakouts, bonnets, and Feathers. Made from copper-clad wire, it can be easily soldered.

The antenna is compact, measuring only 17.5mm (0.68 inches) in length. It provides 2.15dBi gain and has a 50 impedance, making it compatible with wireless devices operating between 850 MHz and 950 MHz.

• Compact size (17.5mm / 0.68″)
• Gain: 2.15dBi
• Impedance: 50
• Ideal for 850~950MHz wireless transceivers
• Made of copper-clad wire for easy soldering

See the datasheet for more technical information.