Closed · HR001121S0031 · CFDA 12.910 · Discretionary
COmpact Front-end Filters at the ElEment-level (COFFEE)
Federal grant opportunity posted by DARPA - Microsystems Technology Office, cataloged on Grants.gov.
- Varies
- Award range
- Closed
- Status
- September 10, 2021
- Close date
- -
- Expected awards
The verdict
COmpact Front-end Filters at the ElEment-level (COFFEE) is a closed discretionary listing from DARPA - Microsystems Technology Office that offered Varies by applicant. Future funding cycles may be published under the same CFDA number. PlainGrants indexes 110 other opportunities from DARPA - Microsystems Technology Office.
- Varies
- award range
- Closed
- application status
- 12.910
- CFDA program
- 110
- other opportunities from DARPA - Microsystems Technology Office
Archived opportunity record
COmpact Front-end Filters at the ElEment-level is closed (last close September 10, 2021). Check the agency catalog for replacement NOFOs. DARPA - Microsystems Technology Office still indexes 110 other opportunities here.
According to Grants.gov (extract vintage 2026-08-10), this record reflects the officially published listing. See methodology.
Deadline tracker
Application window closed
Closed September 10, 2021
Instrument
Procurement Contract
Description
Amendment 01: The purpose of this amendment is to request discussion of a TA1 technical approach’s level of sensitivity to vibration and any practical path that might exist to mitigate such vibration sensitivity. See text highlighted in yellow on page 26 of the amended BAA. The DARPA Microsystems Technology Office seeks innovative proposals in the area of RF filtering, with the specific aim to produce front-end RF filters that protect the elements of digital Active Electronically Scanned Arrays (AESAs) against interference in increasingly crowded RF spectrum environments.
Catch-all / unrestricted eligibility mark · HR001121S0031
Grants.gov marks COmpact Front-end Filters at the ElEment-level with a catch-all / unrestricted eligibility code (Others (see official listing text)). Read the official announcement text for the real applicant filter — the code alone is not a door list. The extract does not mark applicant cost-sharing as required. Instrument: Procurement Contract. Funding-activity code maps to Science and Technology / R&D (ST). 27 other DARPA - Microsystems Technology Office listings share this eligibility-code string (24% of 111).
- Code 25
- Others (see official listing text)
Codes are Grants.gov eligibility category values from the extract vintage 2026-08-10. Confirm the full eligibility statement on the official listing or the Grants.gov eligibility reference.
Official Listing on Grants.gov
View full details, application forms, and submission instructions.
Agency Contact
BAA Coordinator HR001121S0031@darpa.mil
More from DARPA - Microsystems Technology Office
What to do next
COmpact Front-end Filters at the ElEment-level is closed; use the parent program and agency catalog for the next funding cycle.
- Browse open federal opportunities in the same category when this listing is closed. Open opportunities
- Look up CFDA 12.910 across all indexed listings before you commit to this opportunity alone. Eligibility finder
- Compare award ranges across federal categories before you pick a single CFDA. All categories
Opportunity deadlines and eligibility change on Grants.gov; PlainGrants mirrors the extract and is not the submission system.
Disclaimer: This information is sourced from Grants.gov and SAM.gov and is for informational purposes only. Opportunity details, deadlines, and eligibility requirements change frequently. Always verify current information directly on Grants.gov before applying. PlainGrants is not affiliated with any federal agency.
Read our methodology - how this data is sourced, computed, and verified.
| Publisher | PlainGrants |
| Sources | the SAM.gov Assistance Listings and Grants.gov |