First EC-37B Compass Call Tactical Jammer Delivered to Air Force

The aircraft is based on a Gulfstream G550 platform kitted out with electromagnetic warfare equipment.

Kimberly Johnson

Thursday, September 14, 2023 at 05:21 PM ET

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A EC-130H stands on the tarmac beside an EC-37B electromagnetic attack mission aircraft. [Courtesy L3Harris]

Key Takeaways:

The U.S. Air Force has received its first EC-37B Compass Call, a new tactical jammer aircraft designed to replace the EC-130H.
Based on a Gulfstream G550 business jet, the EC-37B will continue the vital electromagnetic warfare mission of its predecessor, which has been in service since the early 1980s.
BAE Systems and L3Harris Technologies collaborated on the production and integration of the electromagnetic warfare equipment into the new platform.
The aircraft will now undergo formal combined developmental and operational testing before entering service and being based at Davis-Monthan Air Force Base.

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The U.S. Air Force has received the first of 10 EC-37B Compass Call tactical jammer aircraft.

The aircraft, slated to replace the C-130 Hercules-based EC-130H Compass Call tactical weapon system that’s been in service since the early 1980s, is based on a Gulfstream G550 business jet airframe. It was delivered by BAE Systems and L3Harris Technologies—the companies overseeing the production and installation of electromagnetic warfare equipment—for formal combined developmental and operational testing, BAE Systems announced Tuesday.