A-50 Mainstay

🇷🇺Russian Federation
OKB Ilyushin, Beriev
1984 – Present
Overview
A-50 Mainstay - Image 1
A-50 Mainstay - Image 2
The Beriev A-50 Mainstay is a Soviet airborne early warning and control aircraft based on the Ilyushin Il-76 transport, developed to replace the Tupolev Tu-126 'Moss'. It features a large Liana surveillance radar capable of tracking multiple targets.
Specifications

General

Crew15
Based OnIlyushin Il-76
Radar TypeVega-M
Radar Range Km650 km
Endurance Hours4 hours
Targets Tracked150
Research Notes

Soviet AEW&C replacement for Tu-126

A-50 brought Soviet AEW&C capability onto the Il-76 airframe.

The Beriev A-50 Mainstay was developed as a Soviet airborne early warning and control aircraft based on the Il-76 transport airframe. It replaced the older Tu-126 Moss and gave Soviet and later Russian forces a long-endurance radar and command aircraft comparable in role to Western AWACS concepts. The aircraft entered service in the 1980s and later received A-50U upgrades.

Il-76 airframe with rotating radar mission system

A-50 combines Il-76 endurance with airborne radar and battle-management systems.

A-50 uses a large rotodome above the fuselage, mission crew stations, communications systems, and long-range radar to detect airborne targets and pass data to command posts. It can also help guide fighter-interceptors and coordinate air operations. The design trades fighter-like survivability for wide-area awareness and command reach.

Scarce high-value Russian command aircraft

A-50 is a scarce high-value aircraft for Russian air surveillance and control.

A-50 aircraft are strategically important because airborne early warning platforms are expensive, limited in number, and difficult to replace quickly. Their role in modern air campaigns is broader than surveillance: they help coordinate interceptors and shape air-defense awareness. For HiWars, A-50 content adds context for why losses, upgrades, and availability of AEW&C aircraft matter so much.

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