The Rangout (NATO reporting name: Square Tie) is a Soviet naval radar. It was used by small ships for navigation, air and surface search, and target acquisition for the P-15 Termit anti-ship missile.
↑Wertheim, Eric (2013). The Naval Institute Guide to Combat Fleets of the World: Their Ships, Aircraft, and Systems (16ed.). Annapolis, Maryland: Naval Institute Press. p.108. ISBN978-1591149545.