The Naval Air Systems Command (NAVAIR) has awarded a Firm Fixed Price (FFP) sole source contract to Cobham Advanced Electronic Solutions (CAES) Inc., 305 Richardson Road, Lansdale, PA 19446, up to fifty-four (54) Low Band Consolidation (LBC) Transmitters as a modification to current Low Band Transmitter (LBT) which will utilize the existing AN/ALQ-99 Tactical Jamming System (TJS) Band 4 antenna. This procurement implements an engineering change proposal (ECP) developed under a previous contract and includes supplies and services required for the production and delivery of modified LBTs to LBC transmitters, Non-Recurring Engineering (NRE) supporting production, associated spare components, and associated data. The LBC Transmitter will be a direct form and fit replacement of the LBT in the existingALQ-99 pod. This award includes a base and two options with deliveries estimated to begin in Quarter 4 FY25. The applicable NAICS Code is 334511, Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing. The LBT and Band 4 transmitter are part of the AN/ALQ-99 Tactical Jamming System (TJS), are flown on the EA-18G aircraft, and provide vital Airborne Electronic Attack (AEA) jamming capability against radar and communications targets in the suppression of enemy air defenses. This acquisition was pursued on a sole source basis under the statutory authority of 10 U.S.C. 2304(c)(3), as implemented by Federal Acquisition Regulation FAR 6.302-1, ‘Only One Responsible Source’, and no other supplies or services will satisfy agency requirements. As the sole system designer, developer, integrator, and manufacturer of the LBT, CAES is the only known source with the requisite knowledge, experience, and technical expertise to modify the LBC Transmitter and successfully integrate it into the existing LBT and AN/ALQ-99 TJS. This contract is a follow on contract to sole source FY16 LBC contract # N00019-16-C-0007. This award notice is published for informational purposes only.