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H2S radar
Photo: Elektrik Fanne · Wikimedia Commons · CC BY-SA 4.0
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H2Sradar

Air Defense Radars · United Kingdom · 1942
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H2Sradar

H2S radar
H2S radar Photo: Elektrik Fanne · Wikimedia Commons · CC BY-SA 4.0
* Absolute score — assessed within category · no era adjustment
Detection Range
30
Altitude Coverage
25
Target Capacity
20
ECCM
15
Low-Observable Detection
5
Mobility
70
Reliability
40
Tracking Quality
20
Technology
50
Cost-Effectiveness
60
Origin United Kingdom
CategoryAir Defense Radars
EraWorld War II
In service1942–1950
Operators3 countries
Quantity1,500
Data Quality88%
MASS(Military Archive Scoring System)
29
Air Defense Radars MASS Rating
8/14
World War II
102/111
All-Time
Air Defense Radars · 10 axes scored
Detection Range
30
Altitude Coverage
25
Target Capacity
20
ECCM
15
Low-Observable Detection
5
Mobility
70
Reliability
40
Tracking Quality
20
Technology
50
Cost-Effectiveness
60
ⓘ Regardless of era, the same scoring system applies to all units in the air defense radars category.
01 / Overview
H2S radar
Production
1942–1950
Quantity
1,500
Operators
💰 PERFORMANCE / PRICE ASSESSMENT Methodology ↗
AIR DEFENSE RADARS · WORLD WAR II
8
PERFORMANCE/PRICE
78
UNIT COST (2025 USD)
—
29
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 Typeairborne ground scanning radar
  • Service Entry Year1943
  • Platformaircraft
  • MobileYes
  • In ServiceYes
◈Radar Performance5MOD.5
▣Electronic Warfare3MOD.3
◇Deployment1MOD.1
  • Platform Typeaircraft
◆Production2MOD.2
  • Total Production1,500
  • Variants18
03 / History
SERVICE LIFESPANStill in Service
  1. 1939First deployment: World War II
  2. 1942Production started
  3. 1950Production ended
84
years in service
8
years in production
1,500
units produced
1
countries operating
ⓘ The producing country still actively operates it. 2 countries retired it.
04 / Operators
📖 TERMS ON THIS PAGE3terms
Electronic Counter-Countermeasures (ECCM) features are system capabilities designed to mitigate enemy electronic jamming or interference against radar, communications, or other electronic warfare systems.
The process of determining the geographic position of a radio frequency emitter using intercepted signals and triangulation methods.
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 →