Amendment #6: Common Very Low Frequency Receiver (VLF) Increment 2 (CVRi2) Modernization
| Agency | Department of Defense Department of the Air Force |
| Contracting office | Fa8735 Nuclear Ntw Div Afnwc Pzhn |
| Place of performance | Hanscom AFB, MA |
| Type of notice | Open for bids |
| Set-aside | No Set aside used |
| Response deadline | Aug 5, 2026 |
| Posted | Jul 8, 2026 |
| Solicitation number | FA8735-26-R-B001 |
| NAICS code | 541715, Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology) |
Summary from the notice
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 forma…
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