The TBS 5.8 GHz Patch antenna is a great way to get started with circular polarization for your FPV rig.
Designed by the godfather of circular polarization (IBCrazy, Video Aerial Systems LLC) the 5dBi gain provides enough beamwidth to comfortably mount this patch antenna directly to your goggles.
The typical range for this antenna is in excess of 1.5km on a 200mW transmitter and with its light, durable construction it makes the ideal antenna for your everyday flights at the field in combination with your 5.8 GHz A/V system.
Frequency: 5700~5900 MHz
Dimensions: 35 x 35mm