Founded by David Hall (Velodyne LiDAR founder, 100+ patents, 2018 Smithsonian Inventor of the Year). The UDL-64 launched late 2025: 200 m standalone, ~500 m collaborative networked. Emits no signals, fully covert. Pitched specifically on US-only manufacturing for federal procurement compliance.
| Country | United States |
|---|---|
| Subcategory | Passive acoustic |
| Price | No info · US-built premium positioning |
| Subtype | Acoustic sensor |
| Form factor | 200 m / 500 m mesh |
| SWaP | ~24-inch diameter array; no moving parts; battery/solar/external |
| Sensor modality | Acoustic array |
| Type | Phased-array beamforming |
| Notable partners | Founded/led by David Hall (founder of Velodyne Lidar); designed & built in USA; no named investors/customers at launch |
| Mounting | Tripod/portable, Fixed/mast |
| Price band | Quote-based |
| Output data | Position, Velocity, Altitude, Classification |
| Array config | High-density mic array in ~24-inch structure; no moving parts |
| Active/Passive | Passive |
| Localisation mode | Hemispheric |
| Detection range (km) | 0.2 |
| Environmental rating | Rugged weather-resistant enclosure |
| Detection range (km) | 0.2 |
| Integration interfaces | Wi-Fi, Bluetooth, 5G for C2 |
| Noise tolerance / SNR | Real-time beamforming filters wind/vehicle/urban noise |
| Signature library / classification | Trained models classify drones by rotor signature, filtering environmental noise |