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  <xs:element name="SegmentInformationDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="feim_SegmentInformationDetailsTable"/>
  <xs:element name="SegmentInformationDetailsLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_SegmentInformationDetailsLineItems"/>
  <xs:element name="NumberOfPrincipalMarkets" type="xbrli:integerItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item" id="feim_NumberOfPrincipalMarkets"/>
  <xs:element name="ContractLiabilitiesMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_ContractLiabilitiesMember"/>
  <xs:element name="CustomerFourMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_CustomerFourMember"/>
  <xs:element name="CustomerOneMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_CustomerOneMember"/>
  <xs:element name="CustomerThreeMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_CustomerThreeMember"/>
  <xs:element name="CustomerTwoMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_CustomerTwoMember"/>
  <xs:element name="DeferredCompensationAgreementMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_DeferredCompensationAgreementMember"/>
  <xs:element name="EmployeesAndDirectorsMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_EmployeesAndDirectorsMember"/>
  <xs:element name="FrequencyElectronicsIncNewYorkMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_FrequencyElectronicsIncNewYorkMember"/>
  <xs:element name="FrequencyElectronicsIncZyferMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_FrequencyElectronicsIncZyferMember"/>
  <xs:element name="GovernmentNonSpaceRevenueMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_GovernmentNonSpaceRevenueMember"/>
  <xs:element name="IncomeIncentivePoolMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_IncomeIncentivePoolMember"/>
  <xs:element name="InterSegmentMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_InterSegmentMember"/>
  <xs:element name="OneAsianCountryMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_OneAsianCountryMember"/>
  <xs:element name="OtherCommercialIndustrialRevenueMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_OtherCommercialIndustrialRevenueMember"/>
  <xs:element name="OtherDepreciableAssetsMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_OtherDepreciableAssetsMember"/>
  <xs:element name="POCRevenueMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_POCRevenueMember"/>
  <xs:element name="POTRevenueMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_POTRevenueMember"/>
  <xs:element name="RSUsAndPSUsMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_RSUsAndPSUsMember"/>
  <xs:element name="SatelliteRevenueMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_SatelliteRevenueMember"/>
  <xs:element name="TwoThousandTwentyFivePlanMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_TwoThousandTwentyFivePlanMember"/>
  <xs:element name="USGovernmentAndUSGovernmentSubcontractorsMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_USGovernmentAndUSGovernmentSubcontractorsMember"/>
  <xs:element name="UnitedStatesPostRetirementPlanOfUSEntityDefinedBenefitMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_UnitedStatesPostRetirementPlanOfUSEntityDefinedBenefitMember"/>
  <xs:element name="DocumentAndEntityInformationAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_DocumentAndEntityInformationAbstract"/>
</xs:schema>
