﻿<?xml version="1.0" encoding="utf-8"?>
<Return xmlns="http://www.irs.gov/efile" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" returnVersion="2024v5.0">
  <ReturnHeader binaryAttachmentCnt="0">
    <ReturnTs>2025-11-17T12:04:56-05:00</ReturnTs>
    <TaxPeriodEndDt>2024-12-31</TaxPeriodEndDt>
    <PreparerFirmGrp>
      <PreparerFirmEIN>310787612</PreparerFirmEIN>
      <PreparerFirmName>
        <BusinessNameLine1Txt>KENTNER SELLERS LLP</BusinessNameLine1Txt>
      </PreparerFirmName>
      <PreparerUSAddress>
        <AddressLine1Txt>801 FALLS CREEK DR</AddressLine1Txt>
        <CityNm>VANDALIA</CityNm>
        <StateAbbreviationCd>OH</StateAbbreviationCd>
        <ZIPCd>453779695</ZIPCd>
      </PreparerUSAddress>
    </PreparerFirmGrp>
    <ReturnTypeCd>990</ReturnTypeCd>
    <TaxPeriodBeginDt>2024-01-01</TaxPeriodBeginDt>
    <Filer>
      <EIN>860455870</EIN>
      <BusinessName>
        <BusinessNameLine1Txt>TUCSON AMATEUR PACKET RADIO</BusinessNameLine1Txt>
        <BusinessNameLine2Txt>CORPORATION</BusinessNameLine2Txt>
      </BusinessName>
      <BusinessNameControlTxt>TUCS</BusinessNameControlTxt>
      <PhoneNum>9375455994</PhoneNum>
      <USAddress>
        <AddressLine1Txt>430 OAKWOOD AVE</AddressLine1Txt>
        <CityNm>OAKWOOD</CityNm>
        <StateAbbreviationCd>OH</StateAbbreviationCd>
        <ZIPCd>45409</ZIPCd>
      </USAddress>
    </Filer>
    <BusinessOfficerGrp>
      <PersonNm>JOHN ACKERMANN</PersonNm>
      <PersonTitleTxt>DIRECTOR</PersonTitleTxt>
      <PhoneNum>9726718277</PhoneNum>
      <SignatureDt>2025-11-15</SignatureDt>
      <DiscussWithPaidPreparerInd>true</DiscussWithPaidPreparerInd>
    </BusinessOfficerGrp>
    <IRSResponsiblePrtyInfoCurrInd>true</IRSResponsiblePrtyInfoCurrInd>
    <PreparerPersonGrp>
      <PreparerPersonNm>MARK SMITH</PreparerPersonNm>
      <PTIN>P00369004</PTIN>
      <PhoneNum>9378981376</PhoneNum>
      <PreparationDt>2025-11-15</PreparationDt>
      <SelfEmployedInd>X</SelfEmployedInd>
    </PreparerPersonGrp>
    <TaxYr>2024</TaxYr>
    <BuildTS>2025-03-06 01:10:19Z</BuildTS>
  </ReturnHeader>
  <ReturnData documentCnt="4">
    <IRS990 documentId="RetDoc1" referenceDocumentId="RetDoc3">
      <AddressChangeInd>X</AddressChangeInd>
      <PrincipalOfficerNm>DAVID LARSEN</PrincipalOfficerNm>
      <USAddress>
        <AddressLine1Txt>1313 DUNBAR DR</AddressLine1Txt>
        <CityNm>COLUMBIA</CityNm>
        <StateAbbreviationCd>MO</StateAbbreviationCd>
        <ZIPCd>65203</ZIPCd>
      </USAddress>
      <GrossReceiptsAmt>70401</GrossReceiptsAmt>
      <GroupReturnForAffiliatesInd>false</GroupReturnForAffiliatesInd>
      <Organization501c3Ind>X</Organization501c3Ind>
      <WebsiteAddressTxt>WWW.TAPR.ORG</WebsiteAddressTxt>
      <TypeOfOrganizationCorpInd>X</TypeOfOrganizationCorpInd>
      <FormationYr>1982</FormationYr>
      <LegalDomicileStateCd>AZ</LegalDomicileStateCd>
      <ActivityOrMissionDesc>EXPAND AMATEUR DIGITAL RADIO. TAPR IS INVOLVED IN A MULTI-YEAR DEVELOPMENT PROJECT, FUNDED BY ARDC, TO DEVELOP A SPECIALIZED RADIO RECEIVER FOR A PERSONAL SPACE WEATHER STATION (PSWS); A PROJECT PARTIALLY FUNDED BY THE NATIONAL SCIENCE FOUNDATION AND LED BY DR. N FRISSELL AT UNIVERSITY OF SCRANTON. THE OBJECTIVE IS TO DEVELOP A LOW COST, MASS- PRODUCIBLE DESIGN FOR HOBBYISTS AND SCIENTISTS TO OBSERVE THE EFFECTS OF SPACE WEATHER ON RADIO WAVE PROPAGATION.</ActivityOrMissionDesc>
      <VotingMembersGoverningBodyCnt>9</VotingMembersGoverningBodyCnt>
      <VotingMembersIndependentCnt>9</VotingMembersIndependentCnt>
      <TotalEmployeeCnt>0</TotalEmployeeCnt>
      <TotalVolunteersCnt>10</TotalVolunteersCnt>
      <TotalGrossUBIAmt>0</TotalGrossUBIAmt>
      <PYContributionsGrantsAmt>1320</PYContributionsGrantsAmt>
      <CYContributionsGrantsAmt>6090</CYContributionsGrantsAmt>
      <PYProgramServiceRevenueAmt>35</PYProgramServiceRevenueAmt>
      <CYProgramServiceRevenueAmt>0</CYProgramServiceRevenueAmt>
      <PYInvestmentIncomeAmt>5597</PYInvestmentIncomeAmt>
      <CYInvestmentIncomeAmt>7360</CYInvestmentIncomeAmt>
      <PYOtherRevenueAmt>22462</PYOtherRevenueAmt>
      <CYOtherRevenueAmt>42331</CYOtherRevenueAmt>
      <PYTotalRevenueAmt>29414</PYTotalRevenueAmt>
      <CYTotalRevenueAmt>55781</CYTotalRevenueAmt>
      <PYGrantsAndSimilarPaidAmt>50000</PYGrantsAndSimilarPaidAmt>
      <CYGrantsAndSimilarPaidAmt>100000</CYGrantsAndSimilarPaidAmt>
      <CYBenefitsPaidToMembersAmt>0</CYBenefitsPaidToMembersAmt>
      <CYSalariesCompEmpBnftPaidAmt>0</CYSalariesCompEmpBnftPaidAmt>
      <CYTotalProfFndrsngExpnsAmt>0</CYTotalProfFndrsngExpnsAmt>
      <CYTotalFundraisingExpenseAmt>0</CYTotalFundraisingExpenseAmt>
      <PYOtherExpensesAmt>73264</PYOtherExpensesAmt>
      <CYOtherExpensesAmt>16595</CYOtherExpensesAmt>
      <PYTotalExpensesAmt>123264</PYTotalExpensesAmt>
      <CYTotalExpensesAmt>116595</CYTotalExpensesAmt>
      <PYRevenuesLessExpensesAmt>-93850</PYRevenuesLessExpensesAmt>
      <CYRevenuesLessExpensesAmt>-60814</CYRevenuesLessExpensesAmt>
      <TotalAssetsBOYAmt>418443</TotalAssetsBOYAmt>
      <TotalAssetsEOYAmt>357629</TotalAssetsEOYAmt>
      <TotalLiabilitiesEOYAmt>0</TotalLiabilitiesEOYAmt>
      <NetAssetsOrFundBalancesBOYAmt>418443</NetAssetsOrFundBalancesBOYAmt>
      <NetAssetsOrFundBalancesEOYAmt>357629</NetAssetsOrFundBalancesEOYAmt>
      <InfoInScheduleOPartIIIInd>X</InfoInScheduleOPartIIIInd>
      <MissionDesc>EXPAND AMATEUR DIGITAL RADIO. TAPR IS INVOLVED IN A MULTI-YEAR DEVELOPMENT PROJECT, FUNDED BY ARDC, TO DEVELOP A SPECIALIZED RADIO RECEIVER FOR A PERSONAL SPACE WEATHER STATION (PSWS); A PROJECT PARTIALLY FUNDED BY THE NATIONAL SCIENCE FOUNDATION AND LED BY DR. N FRISSELL AT UNIVERSITY OF SCRANTON. THE OBJECTIVE IS TO DEVELOP A LOW COST, MASS- PRODUCIBLE DESIGN FOR HOBBYISTS AND SCIENTISTS TO OBSERVE THE EFFECTS OF SPACE WEATHER ON RADIO WAVE PROPAGATION.</MissionDesc>
      <SignificantNewProgramSrvcInd>false</SignificantNewProgramSrvcInd>
      <SignificantChangeInd>false</SignificantChangeInd>
      <ExpenseAmt>16452</ExpenseAmt>
      <Desc>THE ORGANIZATION DEVELOPS, DISTRIBUTES AND PROVIDES DOCUMENTATION OF LOW COST DIGITAL COMMUNICATIONS SOFTWARE AND HARDWARE FOR RADIO AMATEURS.</Desc>
      <ProgSrvcAccomActy2Grp>
        <ExpenseAmt>100000</ExpenseAmt>
        <GrantAmt>100000</GrantAmt>
        <Desc>THIS PROJECT SUPPORTS DEVELOPMENT TO ADVANCE THE STATE OF THE ART IN AMATEUR RADIO DIGITAL COMMUNICATIONS AND PROPAGATION STUDIES BY PROVIDING HARDWARE AND SOFTWARE FOR EXPERIMENTERS AT REASONABLE COST. TAPR FUNDED THE DEVELOPMENT AND PRODUCTION OF THE TICC, TMS-BUF, PULSE PUPPY, AND GPS EXPERIMENTER'S KIT, DEVICES USEFUL TO THE TIME AND FREQUENCY MEASUREMENT COMMUNITY USED TO IMPROVE THE ACCURACY OF SUCH MEASUREMENTS IN A SMALLER PACKAGE AND LESS EXPENSIVE THAN OTHER PRODUCTS ON THE MARKET.</Desc>
      </ProgSrvcAccomActy2Grp>
      <TotalProgramServiceExpensesAmt>116452</TotalProgramServiceExpensesAmt>
      <DescribedInSection501c3Ind referenceDocumentId="RetDoc4">true</DescribedInSection501c3Ind>
      <ScheduleBRequiredInd>false</ScheduleBRequiredInd>
      <PoliticalCampaignActyInd>false</PoliticalCampaignActyInd>
      <LobbyingActivitiesInd>false</LobbyingActivitiesInd>
      <SubjectToProxyTaxInd>false</SubjectToProxyTaxInd>
      <DonorAdvisedFundInd>false</DonorAdvisedFundInd>
      <ConservationEasementsInd>false</ConservationEasementsInd>
      <CollectionsOfArtInd>false</CollectionsOfArtInd>
      <CreditCounselingInd>false</CreditCounselingInd>
      <DonorRstrOrQuasiEndowmentsInd>false</DonorRstrOrQuasiEndowmentsInd>
      <ReportLandBuildingEquipmentInd>false</ReportLandBuildingEquipmentInd>
      <ReportInvestmentsOtherSecInd>false</ReportInvestmentsOtherSecInd>
      <ReportProgramRelatedInvstInd>false</ReportProgramRelatedInvstInd>
      <ReportOtherAssetsInd>false</ReportOtherAssetsInd>
      <ReportOtherLiabilitiesInd>false</ReportOtherLiabilitiesInd>
      <IncludeFIN48FootnoteInd>false</IncludeFIN48FootnoteInd>
      <IndependentAuditFinclStmtInd>false</IndependentAuditFinclStmtInd>
      <ConsolidatedAuditFinclStmtInd>false</ConsolidatedAuditFinclStmtInd>
      <SchoolOperatingInd>false</SchoolOperatingInd>
      <ForeignOfficeInd>false</ForeignOfficeInd>
      <ForeignActivitiesInd>false</ForeignActivitiesInd>
      <MoreThan5000KToOrgInd>false</MoreThan5000KToOrgInd>
      <MoreThan5000KToIndividualsInd>false</MoreThan5000KToIndividualsInd>
      <ProfessionalFundraisingInd>false</ProfessionalFundraisingInd>
      <FundraisingActivitiesInd>false</FundraisingActivitiesInd>
      <GamingActivitiesInd>false</GamingActivitiesInd>
      <OperateHospitalInd>false</OperateHospitalInd>
      <GrantsToOrganizationsInd referenceDocumentId="RetDoc2">true</GrantsToOrganizationsInd>
      <GrantsToIndividualsInd referenceDocumentId="RetDoc2">false</GrantsToIndividualsInd>
      <ScheduleJRequiredInd>false</ScheduleJRequiredInd>
      <TaxExemptBondsInd>false</TaxExemptBondsInd>
      <EngagedInExcessBenefitTransInd>false</EngagedInExcessBenefitTransInd>
      <PYExcessBenefitTransInd>false</PYExcessBenefitTransInd>
      <LoanOutstandingInd>false</LoanOutstandingInd>
      <GrantToRelatedPersonInd>false</GrantToRelatedPersonInd>
      <BusinessRlnWithOrgMemInd>false</BusinessRlnWithOrgMemInd>
      <BusinessRlnWithFamMemInd>false</BusinessRlnWithFamMemInd>
      <BusinessRlnWith35CtrlEntInd>false</BusinessRlnWith35CtrlEntInd>
      <DeductibleNonCashContriInd>false</DeductibleNonCashContriInd>
      <DeductibleArtContributionInd>false</DeductibleArtContributionInd>
      <TerminateOperationsInd>false</TerminateOperationsInd>
      <PartialLiquidationInd>false</PartialLiquidationInd>
      <DisregardedEntityInd>false</DisregardedEntityInd>
      <RelatedEntityInd>false</RelatedEntityInd>
      <RelatedOrganizationCtrlEntInd>false</RelatedOrganizationCtrlEntInd>
      <TrnsfrExmptNonChrtblRltdOrgInd>false</TrnsfrExmptNonChrtblRltdOrgInd>
      <ActivitiesConductedPrtshpInd>false</ActivitiesConductedPrtshpInd>
      <ScheduleORequiredInd>true</ScheduleORequiredInd>
      <IRPDocumentCnt>2</IRPDocumentCnt>
      <IRPDocumentW2GCnt>0</IRPDocumentW2GCnt>
      <BackupWthldComplianceInd>false</BackupWthldComplianceInd>
      <EmployeeCnt>0</EmployeeCnt>
      <UnrelatedBusIncmOverLimitInd>false</UnrelatedBusIncmOverLimitInd>
      <ForeignFinancialAccountInd>false</ForeignFinancialAccountInd>
      <ProhibitedTaxShelterTransInd>false</ProhibitedTaxShelterTransInd>
      <TaxablePartyNotificationInd>false</TaxablePartyNotificationInd>
      <NondeductibleContributionsInd>false</NondeductibleContributionsInd>
      <IndoorTanningServicesInd>false</IndoorTanningServicesInd>
      <SubjToTaxRmnrtnExPrchtPymtInd>false</SubjToTaxRmnrtnExPrchtPymtInd>
      <SubjectToExcsTaxNetInvstIncInd>false</SubjectToExcsTaxNetInvstIncInd>
      <InfoInScheduleOPartVIInd>X</InfoInScheduleOPartVIInd>
      <GoverningBodyVotingMembersCnt>9</GoverningBodyVotingMembersCnt>
      <IndependentVotingMemberCnt>9</IndependentVotingMemberCnt>
      <FamilyOrBusinessRlnInd>false</FamilyOrBusinessRlnInd>
      <DelegationOfMgmtDutiesInd>false</DelegationOfMgmtDutiesInd>
      <ChangeToOrgDocumentsInd>false</ChangeToOrgDocumentsInd>
      <MaterialDiversionOrMisuseInd>false</MaterialDiversionOrMisuseInd>
      <MembersOrStockholdersInd>false</MembersOrStockholdersInd>
      <ElectionOfBoardMembersInd>false</ElectionOfBoardMembersInd>
      <DecisionsSubjectToApprovaInd>false</DecisionsSubjectToApprovaInd>
      <MinutesOfGoverningBodyInd>true</MinutesOfGoverningBodyInd>
      <MinutesOfCommitteesInd>true</MinutesOfCommitteesInd>
      <OfficerMailingAddressInd>false</OfficerMailingAddressInd>
      <LocalChaptersInd>false</LocalChaptersInd>
      <Form990ProvidedToGvrnBodyInd>true</Form990ProvidedToGvrnBodyInd>
      <ConflictOfInterestPolicyInd>true</ConflictOfInterestPolicyInd>
      <AnnualDisclosureCoveredPrsnInd>false</AnnualDisclosureCoveredPrsnInd>
      <RegularMonitoringEnfrcInd>true</RegularMonitoringEnfrcInd>
      <WhistleblowerPolicyInd>true</WhistleblowerPolicyInd>
      <DocumentRetentionPolicyInd>true</DocumentRetentionPolicyInd>
      <CompensationProcessCEOInd>false</CompensationProcessCEOInd>
      <CompensationProcessOtherInd>false</CompensationProcessOtherInd>
      <InvestmentInJointVentureInd>false</InvestmentInJointVentureInd>
      <StatesWhereCopyOfReturnIsFldCd>AZ</StatesWhereCopyOfReturnIsFldCd>
      <UponRequestInd>X</UponRequestInd>
      <BooksInCareOfDetail>
        <PersonNm>JOHN ACKERMANN</PersonNm>
        <PhoneNum>9375455994</PhoneNum>
        <USAddress>
          <AddressLine1Txt>430 OAKWOOD AVE</AddressLine1Txt>
          <CityNm>DAYTON</CityNm>
          <StateAbbreviationCd>OH</StateAbbreviationCd>
          <ZIPCd>45409</ZIPCd>
        </USAddress>
      </BooksInCareOfDetail>
      <NoListedPersonsCompensatedInd>X</NoListedPersonsCompensatedInd>
      <Form990PartVIISectionAGrp>
        <PersonNm>JOHN ACKERMANN</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>4.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>DAN BABCOCK</PersonNm>
        <TitleTxt>DIRECTOR 9/2</TitleTxt>
        <AverageHoursPerWeekRt>4.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>GEORGE BYRKIT</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>8.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>SCOTT COWLING</PersonNm>
        <TitleTxt>FORMER PRES.</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>PAUL ELLIOTT</PersonNm>
        <TitleTxt>TRUSTEE/DIRE</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>STANA HORZEPA</PersonNm>
        <TitleTxt>SECRETARY</TitleTxt>
        <AverageHoursPerWeekRt>4.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>DAVID LARSEN</PersonNm>
        <TitleTxt>PRESIDENT</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>DAVE MCGAW</PersonNm>
        <TitleTxt>TRUSTEE/DIRE</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>JASON RAUCH</PersonNm>
        <TitleTxt>VICE PRESIDE</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>BRUCE RAYMOND</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>DARRYL SMITH</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>TOM HOLMES</PersonNm>
        <TitleTxt>TREASURER</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <FormerOfcrEmployeesListedInd>false</FormerOfcrEmployeesListedInd>
      <TotalCompGreaterThan150KInd>false</TotalCompGreaterThan150KInd>
      <CompensationFromOtherSrcsInd>false</CompensationFromOtherSrcsInd>
      <MembershipDuesAmt>6090</MembershipDuesAmt>
      <TotalContributionsAmt>6090</TotalContributionsAmt>
      <InvestmentIncomeGrp>
        <TotalRevenueColumnAmt>7360</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>7360</RelatedOrExemptFuncIncomeAmt>
      </InvestmentIncomeGrp>
      <GrossSalesOfInventoryAmt>56951</GrossSalesOfInventoryAmt>
      <CostOfGoodsSoldAmt>14620</CostOfGoodsSoldAmt>
      <NetIncomeOrLossGrp>
        <TotalRevenueColumnAmt>42331</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>42331</RelatedOrExemptFuncIncomeAmt>
      </NetIncomeOrLossGrp>
      <TotalRevenueGrp>
        <TotalRevenueColumnAmt>55781</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>49691</RelatedOrExemptFuncIncomeAmt>
      </TotalRevenueGrp>
      <GrantsToDomesticOrgsGrp>
        <TotalAmt>100000</TotalAmt>
        <ProgramServicesAmt>100000</ProgramServicesAmt>
      </GrantsToDomesticOrgsGrp>
      <FeesForServicesLegalGrp>
        <TotalAmt>75</TotalAmt>
        <ProgramServicesAmt>75</ProgramServicesAmt>
      </FeesForServicesLegalGrp>
      <FeesForServicesAccountingGrp>
        <TotalAmt>1425</TotalAmt>
        <ProgramServicesAmt>1282</ProgramServicesAmt>
        <ManagementAndGeneralAmt>143</ManagementAndGeneralAmt>
      </FeesForServicesAccountingGrp>
      <AdvertisingGrp>
        <TotalAmt>960</TotalAmt>
        <ProgramServicesAmt>960</ProgramServicesAmt>
      </AdvertisingGrp>
      <OfficeExpensesGrp>
        <TotalAmt>1000</TotalAmt>
        <ProgramServicesAmt>1000</ProgramServicesAmt>
      </OfficeExpensesGrp>
      <ConferencesMeetingsGrp>
        <TotalAmt>7509</TotalAmt>
        <ProgramServicesAmt>7509</ProgramServicesAmt>
      </ConferencesMeetingsGrp>
      <OtherExpensesGrp>
        <Desc>RESEARCH &amp; DEVELOPMENT</Desc>
        <TotalAmt>2956</TotalAmt>
        <ProgramServicesAmt>2956</ProgramServicesAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>SERVER HOSTING</Desc>
        <TotalAmt>1707</TotalAmt>
        <ProgramServicesAmt>1707</ProgramServicesAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>INSURANCE</Desc>
        <TotalAmt>912</TotalAmt>
        <ProgramServicesAmt>912</ProgramServicesAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>POSTAGE</Desc>
        <TotalAmt>44</TotalAmt>
        <ProgramServicesAmt>44</ProgramServicesAmt>
      </OtherExpensesGrp>
      <AllOtherExpensesGrp>
        <TotalAmt>7</TotalAmt>
        <ProgramServicesAmt>7</ProgramServicesAmt>
      </AllOtherExpensesGrp>
      <TotalFunctionalExpensesGrp>
        <TotalAmt>116595</TotalAmt>
        <ProgramServicesAmt>116452</ProgramServicesAmt>
        <ManagementAndGeneralAmt>143</ManagementAndGeneralAmt>
        <FundraisingAmt>0</FundraisingAmt>
      </TotalFunctionalExpensesGrp>
      <CashNonInterestBearingGrp>
        <BOYAmt>354339</BOYAmt>
        <EOYAmt>292629</EOYAmt>
      </CashNonInterestBearingGrp>
      <InventoriesForSaleOrUseGrp>
        <BOYAmt>64104</BOYAmt>
        <EOYAmt>65000</EOYAmt>
      </InventoriesForSaleOrUseGrp>
      <TotalAssetsGrp>
        <BOYAmt>418443</BOYAmt>
        <EOYAmt>357629</EOYAmt>
      </TotalAssetsGrp>
      <TotalLiabilitiesGrp>
        <BOYAmt>0</BOYAmt>
        <EOYAmt>0</EOYAmt>
      </TotalLiabilitiesGrp>
      <OrganizationFollowsFASB117Ind>X</OrganizationFollowsFASB117Ind>
      <NoDonorRestrictionNetAssetsGrp>
        <BOYAmt>221683</BOYAmt>
        <EOYAmt>260869</EOYAmt>
      </NoDonorRestrictionNetAssetsGrp>
      <DonorRestrictionNetAssetsGrp>
        <BOYAmt>196760</BOYAmt>
        <EOYAmt>96760</EOYAmt>
      </DonorRestrictionNetAssetsGrp>
      <TotalNetAssetsFundBalanceGrp>
        <BOYAmt>418443</BOYAmt>
        <EOYAmt>357629</EOYAmt>
      </TotalNetAssetsFundBalanceGrp>
      <TotLiabNetAssetsFundBalanceGrp>
        <BOYAmt>418443</BOYAmt>
        <EOYAmt>357629</EOYAmt>
      </TotLiabNetAssetsFundBalanceGrp>
      <ReconcilationRevenueExpnssAmt>-60814</ReconcilationRevenueExpnssAmt>
      <MethodOfAccountingCashInd>X</MethodOfAccountingCashInd>
      <AccountantCompileOrReviewInd>false</AccountantCompileOrReviewInd>
      <FSAuditedInd>false</FSAuditedInd>
    </IRS990>
    <IRS990ScheduleA documentId="RetDoc4">
      <PubliclySupportedOrg509a2Ind>X</PubliclySupportedOrg509a2Ind>
      <GiftsGrantsContrisRcvd509Grp>
        <CurrentTaxYearMinus4YearsAmt>42500</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>98310</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>442817</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>1320</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>6090</CurrentTaxYearAmt>
        <TotalAmt>591037</TotalAmt>
      </GiftsGrantsContrisRcvd509Grp>
      <GrossReceiptsAdmissionsGrp>
        <CurrentTaxYearMinus4YearsAmt>51316</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>45554</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>56380</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>63686</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>64311</CurrentTaxYearAmt>
        <TotalAmt>281247</TotalAmt>
      </GrossReceiptsAdmissionsGrp>
      <Total509Grp>
        <CurrentTaxYearMinus4YearsAmt>93816</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>143864</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>499197</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>65006</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>70401</CurrentTaxYearAmt>
        <TotalAmt>872284</TotalAmt>
      </Total509Grp>
      <PublicSupportTotal509Amt>872284</PublicSupportTotal509Amt>
      <GrossInvestmentIncome509Grp>
        <CurrentTaxYearMinus4YearsAmt>271</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>83</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>52</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>5597</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>7360</CurrentTaxYearAmt>
        <TotalAmt>13363</TotalAmt>
      </GrossInvestmentIncome509Grp>
      <InvestmentIncomeAndUBTIGrp>
        <CurrentTaxYearMinus4YearsAmt>271</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>83</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>52</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>5597</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>7360</CurrentTaxYearAmt>
        <TotalAmt>13363</TotalAmt>
      </InvestmentIncomeAndUBTIGrp>
      <TotalSupportCalendarYearGrp>
        <CurrentTaxYearMinus4YearsAmt>94087</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>143947</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>499249</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>70603</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>77761</CurrentTaxYearAmt>
        <TotalAmt>885647</TotalAmt>
      </TotalSupportCalendarYearGrp>
      <PublicSupportCY509Pct>0.98490</PublicSupportCY509Pct>
      <PublicSupportPY509Pct>0.99330</PublicSupportPY509Pct>
      <InvestmentIncomeCYPct>0.02000</InvestmentIncomeCYPct>
      <InvestmentIncomePYPct>0.01000</InvestmentIncomePYPct>
      <ThirtyThrPctSuprtTestsCY509Ind>X</ThirtyThrPctSuprtTestsCY509Ind>
    </IRS990ScheduleA>
    <IRS990ScheduleI documentId="RetDoc2">
      <GrantRecordsMaintainedInd>true</GrantRecordsMaintainedInd>
      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1Txt>GREAT SCOTT GADGETS</BusinessNameLine1Txt>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1Txt>355 S TELLER ST SUITE 200</AddressLine1Txt>
          <CityNm>LAKEWOOD</CityNm>
          <StateAbbreviationCd>CO</StateAbbreviationCd>
          <ZIPCd>80226</ZIPCd>
        </USAddress>
        <CashGrantAmt>100000</CashGrantAmt>
        <PurposeOfGrantTxt>RADIO TESTER PROJECT</PurposeOfGrantTxt>
      </RecipientTable>
      <TotalOtherOrgCnt>100000</TotalOtherOrgCnt>
    </IRS990ScheduleI>
    <IRS990ScheduleO documentId="RetDoc3">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990 - ORGANIZATION'S MISSION</FormAndLineReferenceDesc>
        <ExplanationTxt>EXPAND AMATEUR DIGITAL RADIO. TAPR IS INVOLVED IN A MULTI-YEAR DEVELOPMENT PROJECT, FUNDED BY ARDC, TO DEVELOP A SPECIALIZED RADIO RECEIVER FOR A PERSONAL SPACE WEATHER STATION (PSWS); A PROJECT PARTIALLY FUNDED BY THE NATIONAL SCIENCE FOUNDATION AND LED BY DR. N FRISSELL AT UNIVERSITY OF SCRANTON. THE OBJECTIVE IS TO DEVELOP A LOW COST, MASS- PRODUCIBLE DESIGN FOR HOBBYISTS AND SCIENTISTS TO OBSERVE THE EFFECTS OF SPACE WEATHER ON RADIO WAVE PROPAGATION.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ANNUAL 990 TAX RETURN IS PROVIDED TO THE BOARD FOR REVIEW AND APPROVAL PRIOR TO FILING.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>A REVIEW OF ANY CONFLICT OF INTERESTS ARE PRESENTED AND REVIEWED THROUGH EMAIL. BUSINESS DESCISIONS MUST BE APPROVED BY THE BOARD AS DIRECTORS HAVE KNOWN RELATIONSHIPS WITH POTENTIAL VENDORS. THE PRESIDENT DETERMINES WHAT ACTION TO TAKE.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION MAKES IT GOVERNING DOCUMENTS, CONFLICT OF INTEREST POLICY AND FINANCIAL STATEMENTS AVAILABLE TO THE PUBLIC UPON REQUEST.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>