The “Gatling” is the ultimate FPV antenna.  Light weight and of relatively compact size it can be mounted on most trackers.  Beware, your UHF is now your weakest link!

Specs

• Frequency: 2.3-2.5GHz
• Gain: 16 dBic
• Axial Ratio: 0.9 (excellent)
• Beam-width*: 66deg
• Beam-width @-3dB**: 32deg.
• Connector: SMA
• Dimensions: 10″x10″x3″
• Weight: 0.6lb

*Coverage where reception is at least equivalent to an omni.
**Coverage where at least 70% of the max range is obtained.