needs a history section
Simple English Please!
This is great for people who already know about the SPG-53, but not so useful for "everyone else." What does the SPG-53 detect? Does it detect ships? submarines? torpedoes? indirect fire? is it a surface to air? surface to surface? surface to (under the water)? --Lacarids (talk) 18:15, 13 February 2012 (UTC)