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The radar continues to progress further in terms of integration with more features being added. To aid in sensor fusion, and increase the effectiveness of surveillance, newer variants are also being networked with the Indian Army's Hand-held Thermal Imagers (HHTIs) for visually tracking targets detected by the radar.
The Abney level is typically used at the eye height of the surveyor, either hand-held or mounted on a staff at that height. To measure lines on a particular slope, the desired angle or grade is first set on the level and then the surveyor sights through the sighting tube and brings the cross-hair in line with the bubble in the level while ...
The antenna on some of the most common hand-held devices is only 2 inches (5.1 cm) in diameter. The beam of energy produced by an antenna of this size using X-band frequencies occupies a cone that extends about 22 degrees surrounding the line of sight, 44 degrees in total width. This beam is called the main lobe.
The missiles are about 1.5 to 1.8 m (5 to 6 ft) in length and weigh about 17 to 18 kg (37 to 40 lb), depending on the model. MANPADS generally have a target detection range of about 10 km (6 mi) and an engagement range of about 6 km (4 mi), so aircraft flying at 6,100 metres (20,000 ft) or higher are relatively safe.
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Nett Warrior is based on an “end user device,” essentially an Android or iPhone-like smartphone tied to the Rifleman handheld radio, to link into command-and-control networks and use applications to call in fire support, plan and coordinate operations, and track friendly forces. The iteration used during the exercise performed poorly, with ...
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