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        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
      </link:roleType>
    </xs:appinfo>
  </xs:annotation>
  <xs:import namespace="http://www.xbrl.org/2003/instance" schemaLocation="http://www.xbrl.org/2003/xbrl-instance-2003-12-31.xsd"/>
  <xs:import namespace="http://www.xbrl.org/2003/linkbase" schemaLocation="http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd"/>
  <xs:import namespace="http://fasb.org/us-types/2026" schemaLocation="https://xbrl.fasb.org/us-gaap/2026/elts/us-types-2026.xsd"/>
  <xs:import namespace="http://www.xbrl.org/dtr/type/2024-01-31" schemaLocation="https://www.xbrl.org/dtr/type/2024-01-31/types.xsd"/>
  <xs:import namespace="http://xbrl.org/2005/xbrldt" schemaLocation="http://www.xbrl.org/2005/xbrldt-2005.xsd"/>
  <xs:import namespace="http://fasb.org/srt-types/2026" schemaLocation="https://xbrl.fasb.org/srt/2026/elts/srt-types-2026.xsd"/>
  <xs:import namespace="http://xbrl.sec.gov/sic/2026" schemaLocation="https://xbrl.sec.gov/sic/2026/sic-2026.xsd"/>
  <xs:import namespace="http://xbrl.sec.gov/ecd/2026" schemaLocation="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd"/>
  <xs:element name="ScheduleOfEarningsPerShareBasicAndDilutedAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_ScheduleOfEarningsPerShareBasicAndDilutedAbstract"/>
  <xs:element name="ScheduleOfContractAssetsAndLiabilitiesAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_ScheduleOfContractAssetsAndLiabilitiesAbstract"/>
  <xs:element name="ScheduleOfInventoryCurrentAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_ScheduleOfInventoryCurrentAbstract"/>
  <xs:element name="LesseeOperatingLeaseLiabilityMaturityAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_LesseeOperatingLeaseLiabilityMaturityAbstract"/>
  <xs:element name="ScheduleOfReconciliationOfRevenueFromSegmentsToConsolidatedAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_ScheduleOfReconciliationOfRevenueFromSegmentsToConsolidatedAbstract"/>
  <xs:element name="ScheduleOfCostOfRevenuesAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_ScheduleOfCostOfRevenuesAbstract"/>
  <xs:element name="ScheduleOfResearchAndDevelopmentExpensesAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_ScheduleOfResearchAndDevelopmentExpensesAbstract"/>
  <xs:element name="ScheduleOfOperatingIncomeAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_ScheduleOfOperatingIncomeAbstract"/>
  <xs:element name="ScheduleOfReconciliationOfAssetsFromSegmentToConsolidatedAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_ScheduleOfReconciliationOfAssetsFromSegmentToConsolidatedAbstract"/>
  <xs:element name="ScheduleOfDepreciationAndAmortizationAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_ScheduleOfDepreciationAndAmortizationAbstract"/>
  <xs:element name="ScheduleOfDisaggregationOfRevenueAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_ScheduleOfDisaggregationOfRevenueAbstract"/>
  <xs:element name="ScheduleOfRevenueFromExternalCustomersByProductsAndServicesAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_ScheduleOfRevenueFromExternalCustomersByProductsAndServicesAbstract"/>
  <xs:element name="ScheduleOfReconciliationOfCashAndCashEquivalentsAndRestrictedCashAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_ScheduleOfReconciliationOfCashAndCashEquivalentsAndRestrictedCashAbstract"/>
  <xs:element name="ScheduleOfProductWarrantyLiabilityAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_ScheduleOfProductWarrantyLiabilityAbstract"/>
  <xs:element name="SupplementalDisclosuresOfCashFlowInformationAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_SupplementalDisclosuresOfCashFlowInformationAbstract"/>
  <xs:element name="ResearchAndDevelopmentExpensesAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_ResearchAndDevelopmentExpensesAbstract"/>
  <xs:element name="RevenuesByProductLineAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_RevenuesByProductLineAbstract"/>
  <xs:element name="CashSurrenderValueOfLifeInsuranceAndCashHeldInTrust" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="feim_CashSurrenderValueOfLifeInsuranceAndCashHeldInTrust"/>
  <xs:element name="AcquisitionOfAnEquityMethodInvestmentThroughTheIncurrenceOfALiability" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="feim_AcquisitionOfAnEquityMethodInvestmentThroughTheIncurrenceOfALiability"/>
  <xs:element name="ScheduleOfContractAssetsAndLiabilitiesTableTextBlock" type="dtr:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_ScheduleOfContractAssetsAndLiabilitiesTableTextBlock"/>
  <xs:element name="ScheduleOfCostOfSalesBySegmentTableTextBlock" type="dtr:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_ScheduleOfCostOfSalesBySegmentTableTextBlock"/>
  <xs:element name="ScheduleOfResearchAndDevelopmentExpensesBySegmentTableTextBlock" type="dtr:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_ScheduleOfResearchAndDevelopmentExpensesBySegmentTableTextBlock"/>
  <xs:element name="SEGMENTINFORMATIONScheduleofReconciliationofRevenuefromSegmentstoConsolidatedDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="feim_SEGMENTINFORMATIONScheduleofReconciliationofRevenuefromSegmentstoConsolidatedDetailsTable"/>
  <xs:element name="SEGMENTINFORMATIONScheduleofReconciliationofRevenuefromSegmentstoConsolidatedDetailsLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_SEGMENTINFORMATIONScheduleofReconciliationofRevenuefromSegmentstoConsolidatedDetailsLineItems"/>
  <xs:element name="SEGMENTINFORMATIONScheduleofCostofrevenuesDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="feim_SEGMENTINFORMATIONScheduleofCostofrevenuesDetailsTable"/>
  <xs:element name="SEGMENTINFORMATIONScheduleofCostofrevenuesDetailsLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_SEGMENTINFORMATIONScheduleofCostofrevenuesDetailsLineItems"/>
  <xs:element name="SEGMENTINFORMATIONScheduleofResearchanddevelopmentexpensesDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="feim_SEGMENTINFORMATIONScheduleofResearchanddevelopmentexpensesDetailsTable"/>
  <xs:element name="SEGMENTINFORMATIONScheduleofResearchanddevelopmentexpensesDetailsLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_SEGMENTINFORMATIONScheduleofResearchanddevelopmentexpensesDetailsLineItems"/>
  <xs:element name="SEGMENTINFORMATIONScheduleofOperatingincomeDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="feim_SEGMENTINFORMATIONScheduleofOperatingincomeDetailsTable"/>
  <xs:element name="SEGMENTINFORMATIONScheduleofOperatingincomeDetailsLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_SEGMENTINFORMATIONScheduleofOperatingincomeDetailsLineItems"/>
  <xs:element name="SEGMENTINFORMATIONScheduleofReconciliationofAssetsfromSegmenttoConsolidatedDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="feim_SEGMENTINFORMATIONScheduleofReconciliationofAssetsfromSegmenttoConsolidatedDetailsTable"/>
  <xs:element name="SEGMENTINFORMATIONScheduleofReconciliationofAssetsfromSegmenttoConsolidatedDetailsLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_SEGMENTINFORMATIONScheduleofReconciliationofAssetsfromSegmenttoConsolidatedDetailsLineItems"/>
  <xs:element name="SEGMENTINFORMATIONScheduleofDepreciationandamortizationDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="feim_SEGMENTINFORMATIONScheduleofDepreciationandamortizationDetailsTable"/>
  <xs:element name="SEGMENTINFORMATIONScheduleofDepreciationandamortizationDetailsLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_SEGMENTINFORMATIONScheduleofDepreciationandamortizationDetailsLineItems"/>
  <xs:element name="ProductWarrantyIncomeExpense" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="feim_ProductWarrantyIncomeExpense"/>
  <xs:element name="ProductWarrantyAccrualProvision" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="feim_ProductWarrantyAccrualProvision"/>
  <xs:element name="EARNINGSPERSHAREDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="feim_EARNINGSPERSHAREDetailsTable"/>
  <xs:element name="EARNINGSPERSHAREDetailsLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_EARNINGSPERSHAREDetailsLineItems"/>
  <xs:element name="GrossProceedsFromIssuanceOfCommonStock" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="feim_GrossProceedsFromIssuanceOfCommonStock"/>
  <xs:element name="OptionExercisablePeriod" type="xbrli:durationItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_OptionExercisablePeriod"/>
  <xs:element name="GrossProceedsFromSaleOfOptionShares" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="feim_GrossProceedsFromSaleOfOptionShares"/>
  <xs:element name="NetProceedsFromSaleOfOptionShares" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="feim_NetProceedsFromSaleOfOptionShares"/>
  <xs:element name="EMPLOYEEBENEFITPLANSDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="feim_EMPLOYEEBENEFITPLANSDetailsTable"/>
  <xs:element name="EMPLOYEEBENEFITPLANSDetailsLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_EMPLOYEEBENEFITPLANSDetailsLineItems"/>
  <xs:element name="LesseeOperatingLeaseLeaseNotYetCommencedExpectedLeasePayments" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="feim_LesseeOperatingLeaseLeaseNotYetCommencedExpectedLeasePayments"/>
  <xs:element name="LesseeOperatingLeaseLeaseNotYetCommencedTermOfContract" type="xbrli:durationItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item" id="feim_LesseeOperatingLeaseLeaseNotYetCommencedTermOfContract"/>
  <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="INVESTMENTSDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="feim_INVESTMENTSDetailsTable"/>
  <xs:element name="INVESTMENTSDetailsLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_INVESTMENTSDetailsLineItems"/>
  <xs:element name="CostMethodInvestmentOwnershipPercentage" type="dtr:percentItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item" id="feim_CostMethodInvestmentOwnershipPercentage"/>
  <xs:element name="PercentageOfPermanentProvisionForMaximumBonusDepreciationDeductionsForTangibleAssets" type="dtr:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_PercentageOfPermanentProvisionForMaximumBonusDepreciationDeductionsForTangibleAssets"/>
  <xs:element name="RecoveryPeriod" type="xbrli:durationItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_RecoveryPeriod"/>
  <xs:element name="DEBTOBLIGATIONSDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="feim_DEBTOBLIGATIONSDetailsTable"/>
  <xs:element name="DEBTOBLIGATIONSDetailsLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_DEBTOBLIGATIONSDetailsLineItems"/>
  <xs:element name="AnnualLeverageRatio" type="dtr:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_AnnualLeverageRatio"/>
  <xs:element name="FixedChargeCoverageRatio" type="dtr:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_FixedChargeCoverageRatio"/>
  <xs:element name="SUBSEQUENTEVENTSDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="feim_SUBSEQUENTEVENTSDetailsTable"/>
  <xs:element name="SUBSEQUENTEVENTSDetailsLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_SUBSEQUENTEVENTSDetailsLineItems"/>
  <xs:element name="CertainSellingStockholdersMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_CertainSellingStockholdersMember"/>
  <xs:element name="CreditAgreementMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_CreditAgreementMember"/>
  <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="InterSegmentMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_InterSegmentMember"/>
  <xs:element name="InterestExpensesMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_InterestExpensesMember"/>
  <xs:element name="JPMorganChaseBankMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_JPMorganChaseBankMember"/>
  <xs:element name="MorionIncMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_MorionIncMember"/>
  <xs:element name="OtherCommercialIndustrialRevenueMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_OtherCommercialIndustrialRevenueMember"/>
  <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="SatelliteRevenueMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_SatelliteRevenueMember"/>
  <xs:element name="TemporisSolutioMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_TemporisSolutioMember"/>
  <xs:element name="CashPaidDuringTheYearForAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_CashPaidDuringTheYearForAbstract"/>
  <xs:element name="CostOfRevenuesAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_CostOfRevenuesAbstract"/>
  <xs:element name="IdentifiableAssetsAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_IdentifiableAssetsAbstract"/>
  <xs:element name="WeightedAverageSharesOutstandingAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_WeightedAverageSharesOutstandingAbstract"/>
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  <xs:element name="DocumentAndEntityInformationAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="feim_DocumentAndEntityInformationAbstract"/>
</xs:schema>
