BAE Systems has been awarded a contract for the F-35 Block 4 electronic warfare (EW) systems worth almost half a billion. The F-35 uses the AN/ASQ-239 integrated suite which will be upgraded to the Block 4 version.

About the contract, the company said in its statement that this contract is for the Lot 17 F-35s. The Block 4 version will have both hardware and software upgrades, and new sensors will be installed.

The F-35 AN/ASQ-239

The AN/ASQ-239 is the integrated electronic warfare suite that equips the 5th generation fighters. It is used both defensively and offensively, providing early warning to the pilot of threats, either airborne or on the ground, while also assisting in targeting, all within a 360-degree range around the aircraft.

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