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AN/SPQ-9
Photo: Service Depicted: NavyCamera Operator: DON S. MONTGOMERY, USN (RET) · Wikimedia Commons · Public domain
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AN/SPQ-9

Air Defense Radars · United States · 1970
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AN/SPQ-9

AN/SPQ-9
AN/SPQ-9 Photo: Service Depicted: NavyCamera Operator: DON S. MONTGOMERY, USN (RET) · Wikimedia Commons · Public domain
* Absolute score — assessed within category · no era adjustment
Detection Range
75
Altitude Coverage
60
Target Capacity
70
ECCM
65
Low-Observable Detection
40
Mobility
80
Reliability
85
Tracking Quality
80
Technology
70
Cost-Effectiveness
85
Origin United States
CategoryAir Defense Radars
EraCold War
In service1970
Operators3 countries
Data Quality85%
MASS(Military Archive Scoring System)
70
Air Defense Radars MASS Rating
3/18
Cold War
36/111
All-Time
Air Defense Radars · 10 axes scored
Detection Range
75
Altitude Coverage
60
Target Capacity
70
ECCM
65
Low-Observable Detection
40
Mobility
80
Reliability
85
Tracking Quality
80
Technology
70
Cost-Effectiveness
85
ⓘ Regardless of era, the same scoring system applies to all units in the air defense radars category.
01 / Overview
AN/SPQ-9
Production
1970–
Operators
💰 PERFORMANCE / PRICE ASSESSMENT Methodology ↗
AIR DEFENSE RADARS · COLD WAR
3
PERFORMANCE/PRICE
87
UNIT COST (2025 USD)
—
70
air defense radars category
ⓘ Performance/Price and MASS score are computed across all units in the air defense radars category, regardless of era.
02 / Specs & Design
◎General5MOD.5
  • System Typesurface search and fire-control radar
  • Service Entry Year1969
  • Platformshipborne
  • MobileYes
  • In ServiceYes
◈Radar Performance6MOD.6
  • Frequency BandX band
  • Peak Power1.2 kW
  • Instrumented Range37 km
  • Detection Range37 km
  • AESANo
  • 3D RadarNo
▣Electronic Warfare2MOD.2
◇Deployment1MOD.1
  • Platform Typenaval
◆Production1MOD.1
  • Variants2
03 / History
SERVICE LIFESPANStill in Service
  1. 1970Production started
56
years in service
3
countries operating
ⓘ The producing country still actively operates it.
04 / Operators
📖 TERMS ON THIS PAGE2terms
Active jamming refers to electronic attack systems that transmit signals to disrupt enemy radar or communications, as opposed to passive systems that only receive and analyze signals.
Mobile: a capability indicating the MANPADS can be transported and operated by a single soldier or small team, enabling rapid deployment and relocation.
These terms are listed automatically because they appear on this page.full encyclopedia →
📚 Sources
📖 ENCYCLOPEDIA Browse the Air Defense Radars entry →