Expeditionary Very Low Frequency (ExVLF) Transmitter System
| Agency | Department of Defense Department of the Navy |
| Contracting office | Naval Information Warfare Systems |
| Place of performance | See the notice |
| Type of notice | Open for bids |
| Set-aside | None, open to all businesses |
| Response deadline | Aug 13, 2026 |
| Posted | Jul 14, 2026 |
| Solicitation number | N0003926RB004 |
| NAICS code | 334511, Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing |
Summary from the notice
Area of Interest (AOI): Expeditionary Very Low Frequency (ExVLF) Transmitter SystemPAO Release Number: NAVWAR HQCA-2026-A-071Notice to Industry: This is an AOI issued under Naval Information Warfare Systems Command (NAVWAR) Commercial Solutions Opening (CSO) number N0003925S0001. This AOI solicits white papers/solution briefs (Phase 1 of the CSO) from industry. To the extent that any implementing regulations have not been updated to reflect statutory changes, the terms of the statute shall govern. Responses Due: 13-AUG-2026 at 2:00 PM PDTQuestions Due: 28-JUL-2026 at 2:00 PM PDTThe Government may not address all questions received. Questions and Answers will be posted on the NAVWAR CSO Website: https://www.navwar.navy.mil/Work-With-Us/Open-CSO-Calls/.Contact information for questions and technical/submission issues: [email protected]:The Expeditionary Very Low Frequency (ExVLF) communications system is a modular, relocatable communications suite supported by an aerostat-lofted tethered antenna that enables 24/7 VLF radio wave data broadcasts over distance to maritime mobile and shore-based receive nodes.Problem StatementThe US Navy seeks solutions for an Expeditionary Very Low Frequency (ExVLF) transmitter system. The Navy requires a high-reliability solution that supports 24-hour per day, 7-day per week (24/7) data broadcast operations. As a result of this AOI, it is anticipated that initial efforts will focus on a prototype delivery phase, with pote…
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