Basic Electronic Counter Measure

Question 1

Effect of Electronic Counter Measure (ECM).

What is the use of ECM?

Answer 1

• Prevent Lock-on
• Delay lock-on
• Break lock
• NOT detects enemy presence

Question 2

Flare parameters for IRCM effectiveness

Answer 2

• flare rise time and burning time (very short rise time)
• flare/platform IR intensity ratio (very high IR output)
• flare/platform relative trajectory
• Missile field of view, launch angle and distance
• Flare released time (sufficient burn time)
• Ground reflection is NOT important

Question 3

Purpose of ECM

Answer 3

• deny the enemy information
• surround enemy with false information
• swamp the information gathering capability of the enemy
• NOT detect enemy’s prescence