Amendment #7: Common Very Low Frequency Receiver (VLF) Increment 2 (CVRi2) Modernization

About this funding opportunity

Amendment #7 (15 July 2026) for the Common Very Low Frequency Receiver Increment 2 (CVRi2) Modernization Fair Opportunity Proposal Request (FOPR) has been released. This amendment included more responses to questions from industry. Question 21 has been added to the Responses to Questions from Industry excel attachment. The Proposal Submission Date remains unchanged on 5 August 2026 at Noon Eastern. Award eligibility remains restricted to AFLCMC/XA IDIQ Category 2 awardees.

Amendment #6 (8 July 2026) for the Common Very Low Frequency Receiver Increment 2 (CVRi2) Modernization Fair Opportunity Proposal Request (FOPR) has been released. This amendment included more responses to questions from industry. Questions 18-20 have been added to the Responses to Questions from Industry excel attachment. The Proposal Submission Date remains unchanged on 5 August 2026 at Noon Eastern. Award eligibility remains restricted to AFLCMC/XA IDIQ Category 2 awardees

Amendment #5 (29 June 2026) for the Common Very Low Frequency Receiver Increment 2 (CVRi2) Modernization Fair Opportunity Proposal Request (FOPR) has been released. This amendment updates Section 2.0 (Proposal Preparation) of the FOPR document. The Proposal Submission Date remains unchanged on 5 August 2026 at Noon Eastern. Award eligibility remains restricted to AFLCMC/XA IDIQ Category 2 awardees.

Amendment #4 (8 June 2026) for the Common Very Low Frequency Receiver Increment 2 (CVRi2) Modernization Fair Opportunity Proposal Request (FOPR) has been released. This amendment updates the Proposal Submission Date to 5 August 2026 at Noon Eastern. Award eligibility remains restricted to AFLCMC/XA IDIQ Category 2 awardees.

Amendment #3 (28 May 2026) for the Common Very Low Frequency Receiver Increment 2 (CVRi2) Modernization Fair Opportunity Proposal Request (FOPR) has been released. This amendment updates the Bidder's Library, corrects SOW deficiencies, introduce a new contract clause, and incorporates formal responses to industry's questions. Award eligibility remains restricted to AFLCMC/XA IDIQ Category 2 awardees.

Updates:

Industry Q&A: Incorporates responses to questions submitted by Industry.

Bidder’s Library (Appendix 3): The Content List has been updated; unclassified documents are now available for download.

SOW Incorporated a MIL-STD correction.

Model Contract: Added clause RFO 52.222-90.

Amendment #2 (19 May 2026) for the Common Very Low Frequency Receiver Increment 2 (CVRi2) Modernization Fair Opportunity Proposal Request (FOPR) has been released. This amendment updates Appendix 3 (Bidder’s Library Content List) of the FOPR and extends the proposal deadline to 8 July at Noon Eastern Time. The Unclassified Documents of the Bidder’s Library are now available to download. Please note that award eligibility remains strictly limited to AFLCMC/XA IDIQ Category 2 contract awardees.

Amendment #1 (4 May 2026) for the Common Very Low Frequency Receiver (VLF) Increment 2 (CVRi2) Modernization Fair Opportunity Proposal Request (FOPR) is now available. This update incorporates supplemental language into Section 3.4.1 Volume 1 Technical, Engineering and Section 3.4.2 (Volume 1 Technical - Logistics). Please be advised that eligibility for award is strictly limited to AFLCMC/XA IDIQ Category 2 contract awardees.

Common Very Low Frequency Receiver (VLF) Increment 2 (CVRi2) Modernization:

- AFNWC/NC3's VLF Enterprise Program Office (EPO) is soliciting proposals from Industry for the design of a "common" advanced VLF (e.g., secure Beyond Line of Site comms of Emergency Action Messages thru all levels of conflict) capability that will modernize all legacy VLF NC3 airborne and ground-based VLF systems and equip future NC3 platforms with a Crypto Modernization-2 (CM2) compliant, New Waveform capable, NSA certified, and Open Mission Systems (OMS) capable "common, one-size-fits all" receiver system. The objective of this program is the rapid development of a production-ready, fully…

Topic areas: Security and Defense, General and Cross-cutting R&D.

Funding amount

This contract provides Varies in funding.

Deadline

Applications are due Aug 05, 2026. Confirm the exact closing time on the official program page before applying.

Who can apply

This opportunity is open to the following applicant types:

• SME
• MidCaps
• Large Company
• Startups
• University
• Research Organization
• NGOs
• Public Authorities

Eligibility

No Set aside used

Agency

Amendment #7: Common Very Low Frequency Receiver (VLF) Increment 2 (CVRi2) Modernization is administered by Department Of Defense (DOD), listed via SAM.gov.