Search defense grants, SBIR/STTR topics, contract notices and public calls together. Select notices across searches, record your next questions, and share a public shortlist with your team.
Applicant-type filters select Grants.gov records only; they do not establish your eligibility. Every search word must appear in the title, notice number, summary or buyer. SBIR/STTR filters select DSIP records; TACFI and RNI select the reviewed public calls. Unknown closing dates remain visible; check the original notice for interim deadlines.
Your decision shortlist
Select up to 12 notices across searches. Add your next question and action, then export a brief for your team. Notes stay in this browser; saving is optional. Shared links contain public notice IDs only.
1 matching record
Showing 1–1. Downloads contain all filtered records.
DSIP calendar date uses America/New_York. Check the topic page for separate question windows and amendments.
DoW STTR 2026 BAA Hypersonics, Wind Tunnel Noise, Upstream Disturbances, Nozzle Throat, Driver-Gas Acoustics, Non-Optical Diagnostics, High-Frequency Sensors, Acoustic Mitigation, Fiber-Optic Probes, Reflected-Shock Tunnels, Expansion Tubes Develop and demonstrate a robust methodology to localize, characterize and model upstream noise and flow disturbances in hypersonic wind tunnels, specifically targeting high-risk, hard-to-access regions upstream of the test section (e.g., driver, reservoir, nozzle throat and walls) where traditional optical access is restricted or unavailable. Performers must implement novel non-intrusive or minimally int…
Eligibility information: Not assessed — read the full SBIR/STTR solicitation.
Check full topic requirements, eligibility and amendments before deciding to respond. Use the opportunity-fit AI workflow and proposal requirements matrix to record evidence and unanswered questions. Calendar downloads are date-only reminders, not official submission times. The optional saved combined shortlist is separate from your funding-notice shortlist.
Defense Tech Base