These amplifiers are key components in a complex Identification Friend or Foe (IFF) system used to interrogate aircraft to determine their friend or foe status.
We must make a distinction between the enemy and ourselves, and we must not adopt an antagonistic stand towards comrades and treat them as we would the enemy.
The TSB 2500 IFF Combined Interrogator Transponder is one of the most advanced systems compliant with the latest NATO and International Civil Aviation Organization (ICAO) standards and regulations.
Socialist society is likewise a unity of opposites; This unity of opposites exists both within the ranks of the people and between ourselves and the enemy.
Depending on their nature, some may be categorized as contradictions between ourselves and the enemy, while others are a form of class struggle reflected, in varying degrees, among the people.
On any battlefield, communication is key — troops must be able to communicate their own locations and that of their target, so everyone knows exactly where to bring the fight.
As China had only one operational airborne early-warning aircraft, its fighters were dependent on ground-based radar or outdated on-board sensors to locate and identify enemy aircraft.