Exhibit 21

FREQUENCY ELECTRONICS, INC. and SUBSIDIARIES

List of Subsidiaries of Registrant

Subsidiary & Name under
which business is performed	Jurisdiction of Incorporation
Frequency Electronics, Inc.	Delaware
FEI Communications, Inc.	Delaware
FEI Government Systems, Inc.	Delaware
FEI Realty, Inc. (Inactive)	Delaware
Monitor Corp. (Inactive)	Delaware
FEI Zyfer, Inc.	Delaware
Gillam-FEI, s.a.	Belgium
Satel-FEI, s.a.	France
Frequency Electronics, Inc. Asia	People’s Republic of China