Presolicitation notice from the Department of Defense, Department of the Air Force, seeks adaptive waveform generation for extreme RF. The service/item being procured is for innovative research in cognitive waveform generation and network control and analysis within a unified scenario evaluation environment. The notice provides information on the estimated funding, anticipated individual awards, and the type of instruments that may be awarded. The total funding for this Broad Agency Announcement (BAA) is approximately $49.9M, with individual awards ranging from $300K to $3M. Multiple awards are anticipated, and the Air Force reserves the right to award zero, one, or more procurement contracts, other transactions, or assistance instruments based on the offeror's ability to perform desired work and funding fluctuations. The BAA is open and effective until September 30, 2027, and white papers will be accepted as initial submissions.