Sonar pulse

Sonar pulse is a single-use ability that becomes available to Allied commanders when one of their spies infiltrates a Soviet submarine pen and hacks into the Soviet computer navigation systems.
When used, the pulse reveals all Soviet submarines operating in the combat zone for a period of time.
==Cameos==
== See also ==
* Global Positioning System
* Spy plane (Red Alert 1)
Category:Red Alert 1 Allied support powers