OVERVIEW:  The RPB-4 Rubin-1 SHORT HORN aka "RPB-4 Initsiyativa" radar is an airborne bombing/sea search radar, operating in the NATO J band.

DETAILS: 
 The SHORT HORN is frequency-agile and has both circular and sector scan.

Specifications:

	Frequency:	14-15 Ghz (J-band (NATO); Ku-band (IEEE))
	PRF:		313-316; 496-504; 624-626; 1249-53 pps
	Pulse width:	1.0-1.8, 0.5-1.4, 0.4-1.3, 0.01-0.9 microseconds
	Power: 		 ?? Watts 


NOTES:  Used in Bear D, Badger G and Hormone A.

SOURCES: Gordon, Yefim, Dmitriy Komissarov, and Vladimir Rigmant. Tupolev Tu-16: Versatile Cold War Bomber. Atglen, PA: Schiffer Military History, 2017. pg. 171, 188; Kopp, Dr C. "Soviet Maritime Reconnaissance, Targeting, Strike and Electronic Combat Aircraft." Air Power Australia. Accessed November 9, 2021. https://www.ausairpower.net/APA-Sov-ASuW.html. ; Friedman, Norman. The Naval Institute Guide to World Naval Weapons Systems, 1997-1998. Annapolis, MD: Naval Inst Press, 1997., pg. 199.

