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History
Operating Companies
Leadership
Facilities
Precision Timing & Synchronization
Position, Navigation & Timing (PNT)
Space Systems
Defense & National Security
RF & Microwave Systems
Quantum Technologies
Space
Defense & National Security
Navigation & Assured PNT
Aerospace
Critical Infrastructure
Atomic Frequency Standards
Oscillators
Timing Distribution Systems
Navigation & Timing Systems
RF & Microwave Products
Why FEI
Culture
Benefits
Open Positions
Overview
Press Releases
Events & Presentations
Vote Your Proxy
SEC Filings
Quarterly Results
Annual Reports
Key Ratios
Stock Quote & Chart
Historical Price Lookup
Investment Calculator
Dividends & Splits
Documents & Charters
Board of Directors
Management Team
Committee Composition
Investor FAQs
Email Alerts
Contact Us
Contact

SEC Filing Details

Document Details

Form
SCHEDULE 13D/A
Filing Date
Jul 30, 2026
Document Date
Jul 30, 2026
Form Description
SCHEDULE 13D/A - Description
Filing Group
Other
Company
Frequency Electronics, Inc.
Issuer
FREQUENCY ELECTRONICS INC

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The FEI Family

  • Frequency Electronics, Inc.

    Precision Time & Frequency for Space, Sea, Land, and Air

  • FEI-Zyfer, Inc.

    GPS Position, Navigation, Time & Frequency Reference Systems

  • FEI-Colorado

    Quantum Solutions & Time and Frequency Engineering

  • Frequency Electronics — New Jersey Facility

    Advanced RF, Microwave, Electronic Warfare, and Spectrum Technologies for Aerospace and Defense

Corporate Office

55 Charles Lindbergh Boulevard
Uniondale, New York 11553

Tel: 516-794-4500
Fax: 516-794-4340

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