Solicitation
RF Architectures Applying Photonic Timing and Routing (RAAPTR)
DARPA-PS-26-126
Defense Advanced Research Projects Agency, Def Advanced Research Projects Agcy. Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology).
Response deadline
August 24, 2026
Closed 23 days ago. Posted August 13, 2026, first published June 29, 2026. Scheduled to archive September 23, 2026.
Description
As published on SAM.gov.
The Defense Advanced Research Projects Agency (DARPA) is soliciting innovative proposals to develop radiofrequency (RF) system architectures that employ and maintain optical timing precision in form factors and ruggedness traceable to compact mobile land, air, and space-based defense platforms.
Proposals to the Radiofrequency (RF) Architectures Applying Photonic Timing and Routing (RAAPTR) program should investigate innovative approaches that enable revolutionary advances in vibration-hardened, ultra-low phase noise photonic oscillators; vibration-hardened, low phase noise ancillary analog and mixed-signal components; and high-performance analog and digital subsystem architectures that apply RAAPTR components to defense-relevant use cases and mission capabilities.
Specifically excluded is research that advances non-optical methods of microwave generation or that results in evolutionary improvements to the existing state of practice. A Controlled Unclassified Information (CUI) addendum provides additional details on the RAAPTR program. Please see Attachment A of this Program Solicitation (PS) for instructions on how to request the CUI Addendum. The Proposer must request the CUI Addendum by the deadline stated in the Overview section.
Publications
Every notice SAM.gov issued under this solicitation number, oldest first. Each is a separate record on SAM.
June 29, 2026
Solicitation
Due August 24, 2026. SAM.gov, notice 5b25552e10f2476bbca7aca2297baf9a
June 30, 2026
Solicitation
Due August 24, 2026 at 1:00 PM EDT. SAM.gov, notice a04bf6fe96bd47d5ae4cbb2e7f1b92b4
July 1, 2026
Solicitation
Due August 24, 2026 at 1:00 PM EDT. SAM.gov, notice cd1dfcae02b14bf8bf92de297e44e7d9
July 7, 2026
Solicitation
Due August 24, 2026 at 1:00 PM EDT. SAM.gov, notice 4a6aaf29ac434c579b6096f97bf6fef5
July 9, 2026
Solicitation
Due August 24, 2026 at 1:00 PM EDT. SAM.gov, notice be2cc5fab25c42199de87d430d2399ca
July 10, 2026
Solicitation
Due August 24, 2026 at 1:00 PM EDT. SAM.gov, notice 6064be8d79114b658497d822826fee39
July 30, 2026
Solicitation
Due August 24, 2026. SAM.gov, notice bed63b1d349d44df81bf9ccf387cc981
August 13, 2026
Solicitation
Due August 24, 2026. SAM.gov, notice f265492bf4d34008bee299a89d0162b2
Points of contact
- RAAPTR PS CoordinatorRAAPTR@darpa.mil
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