OVERVIEW: The PRV-9 radar (NATO name: PATTY CAKE) is a height finding radar operating in the "D/E" Band.

DETAILS:   The PATTY CAKE is a predecessor to the PRV-10M PATTY CAKE mobile radar.  Weapon systems associated with the PRV-9 include the S-25.  The PRV-9 radar is also associated with GCI systems.

Specifications:

Frequency: 		2 Ghz (E-Band)
Power output: 		
PRF:			
Range Resolution:	Unknown					
On/Off time:		unknown
Detection Ranges	
  Fighter size aircraft
	500 m altitude:	unknown 
 	10000m alt.:	200 km

 
NOTES: IOC 1960-61 (approx).  



SOURCES: Jane's Radar and Electronic Warfare Systems, 1998-99 "Cake series height-finder radars", 22 October  
2004; Radar Basics. (n.d.). "Radar Basics." Grundlagen Der Radartechnik. Accessed March 8, 2015. http://www.radartutorial.eu/19.kartei/karte914.en.html.
