Tech Brief
Acoustic Detection: When Microphone Arrays Beat Radar
Radar can struggle with very low, slow and small targets close to clutter, and siting it is expensive. Acoustic arrays fill a narrow gap:…
Tech Brief
Quick technical explainers and comparisons.
Tech Brief
Fiber-Optic Sensing for Perimeter Intrusion Detection
Distributed acoustic sensing turns a buried fibre cable into one long sensor that reports vibration along its entire length. For airspace security it protects…
Tech Brief
RF Jamming vs. GNSS Spoofing: Choosing the Right Counter-UAS Layer
Counter-UAS programmes rarely fail because a technology is weak. They fail because teams stack layers without understanding what each one defeats. RF jamming denies…
Tech Brief
How Radar Cross Section Shapes Drone Detection Range
Detection range is a function of more than transmitter power. A small quadcopter with a plastic frame may present a radar cross section of…
Tech Brief
Electro-Optical vs. Thermal Tracking for Low-Altitude Targets
Electro-optical cameras resolve detail and colour, which helps with identification and evidence capture during daylight. Thermal sensors depend on contrast between the target and…
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