Defense Industry

BAE Systems

/bee-ay-ee sis-temz/
BAE Systems is a multinational defense, security, and aerospace company headquartered in London, UK, and one of the world's largest producers of electronic warfare and radar warning receiver (RWR) technology. Their Electronic Systems division in Nashua, NH designs DRFM jammers, SIGINT platforms, RF countermeasures, and advanced radar systems for US and allied military forces.
HQ: London, UK / Arlington, VA
Revenue: ~$25B USD
Founded: 1999 (BAe + Marconi)

BAE Systems in RF & EW

BAE Systems Electronic Systems division is the descendant of Sanders, a company that pioneered modern electronic warfare from its founding in 1951. When you see a US military aircraft using jamming pods, radar warning receivers, or towed decoys, there is a strong chance BAE Systems built them. Their technology portfolio spans the entire RF spectrum from HF communications through W-band (94 GHz) millimeter wave systems.

Key RF/EW Product Metrics

BAE Systems:
BAE Systems is a multinational defense, security, and aerospace company headquartered in London, UK, and one of the world's largest producers of electronic warfare and...

Key specifications:
1951. W | 94 GHz | -40 GHz | 99 %

Power: P(dBm) = 10log(PmW), 0dBm = 1mW

Key BAE Systems RF/EW Programs

ProgramTypePlatformRF Function
AN/ALQ-214IDECMF/A-18, F-15DRFM jammer, countermeasures
AN/ALR-56MRWRF-15, F-16Radar warning, threat ID
AN/ALE-55FOTDF/A-18E/FFiber-optic towed RF decoy
EPAWSSEW SuiteF-15EXFull-spectrum EW self-protection
SEWIP Block IIIShip EWDDG-51Electronic attack, EA/ES
CAPTOR-EAESA RadarEurofighterAirborne multimode radar

Key Equations

Decibel conversion:
Power: dB = 10log(P2/P1)
Voltage: dB = 20log(V2/V1)

dBm to watts:
P(W) = 10(dBm−30)/10
0 dBm = 1 mW, +30 dBm = 1 W

Wavelength:
λ = c/f = 300/f(MHz) meters

Comparison

AspectBAE Systems SpecTypical RangeImpactDesign Note
Primary functionTheir Electronic Systems division in Nas...Application-dep.CriticalVerify in sim
Operating rangeBAE Systems in RF & EW BAE Systems Elect...Application-dep.CriticalVerify in sim
PerformanceWhen you see a US military aircraft usin...Application-dep.CriticalVerify in sim
IntegrationTheir technology portfolio spans the ent...Application-dep.CriticalVerify in sim
Trade-offKey specifications: 1951...Application-dep.CriticalVerify in sim
Common Questions

Frequently Asked Questions

What RF/EW products does BAE Systems make?

Their Electronic Systems division produces the AN/ALQ-214 IDECM jammer (F-15, F/A-18), AN/ALR-56M Radar Warning Receiver (F-15, F-16), DRFM-based jamming systems, towed RF decoys (AN/ALE-55), EWSP helicopter suites, and advanced SIGINT collection systems. On the radar side, they contribute to the Eurofighter Typhoon's CAPTOR-E AESA radar and produce naval radar systems.

How did BAE Systems form?

Created in 1999 through the merger of British Aerospace (BAe) and Marconi Electronic Systems (GEC's defense arm). This combined BAe's aircraft/missile capabilities with Marconi's radar and EW heritage. In the US, BAE acquired Sanders (now Electronic Systems, Nashua NH), Tracor, Condor Systems, and parts of Lockheed Martin's electronics business.

Where does BAE rank in defense electronics?

Seventh-largest defense contractor globally (~$25B revenue). In electronic warfare specifically, top three worldwide alongside Northrop Grumman and L3Harris. Their Electronic Systems division (Nashua, Austin, Wayne) generates ~$7B annually focused on EW, SIGINT, and radar warning. Significant UK-based RF capabilities for Royal Navy and RAF systems.

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