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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 KK8M9kYxm2+2+jTZHlV8/Fiqkii4wzt+NT6fKLMBddvoCDPVIqviWF0SLxqBIGr4
 Vp4Hiw+8+8h8LgQXSqX3rg==

<SEC-DOCUMENT>0000023197-03-000039.txt : 20031020
<SEC-HEADER>0000023197-03-000039.hdr.sgml : 20031020
<ACCEPTANCE-DATETIME>20031020132940
ACCESSION NUMBER:		0000023197-03-000039
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20031017
FILED AS OF DATE:		20031020

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			WINDUS J PRESTON JR
		CENTRAL INDEX KEY:			0001213261

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-07928
		FILM NUMBER:		03947472

	MAIL ADDRESS:	
		STREET 1:		105 BAYLIS ROAD
		CITY:			MELVILLE
		STATE:			NY
		ZIP:			11474

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			COMTECH TELECOMMUNICATIONS CORP /DE/
		CENTRAL INDEX KEY:			0000023197
		STANDARD INDUSTRIAL CLASSIFICATION:	RADIO & TV BROADCASTING & COMMUNICATIONS EQUIPMENT [3663]
		IRS NUMBER:				112139466
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0731

	BUSINESS ADDRESS:	
		STREET 1:		105 BAYLIS RD
		CITY:			MELVILLE
		STATE:			NY
		ZIP:			11747
		BUSINESS PHONE:		6317778900

	MAIL ADDRESS:	
		STREET 1:		105 BAYLIS ROAD
		CITY:			MELVILLE
		STATE:			NY
		ZIP:			11747

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	COMTECH INC
		DATE OF NAME CHANGE:	19870503

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	COMTECH TELECOMMUNICATIONS CORP
		DATE OF NAME CHANGE:	19831215

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	COMTECH LABORATORIES INC
		DATE OF NAME CHANGE:	19780425
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>
    <schemaVersion>X0201</schemaVersion>

    <documentType>4</documentType><periodOfReport>2003-10-17</periodOfReport>
    <issuer>
        <issuerCik>0000023197</issuerCik>
        <issuerName>COMTECH TELECOMMUNICATIONS CORP /DE/</issuerName>
        <issuerTradingSymbol>cmtl</issuerTradingSymbol></issuer><reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001213261</rptOwnerCik>
            <rptOwnerName>WINDUS J PRESTON JR</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>105 BAYLIS ROAD</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>MELVILLE</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>11747</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
            <reportingOwnerRelationship>
<isDirector>0</isDirector><isOfficer>1</isOfficer><isTenPercentOwner>0</isTenPercentOwner><isOther>0</isOther><officerTitle>Sr. Vice President</officerTitle></reportingOwnerRelationship></reportingOwner><nonDerivativeTable><nonDerivativeTransaction><securityTitle><value>Common Stock $.10 par value per share</value></securityTitle><transactionDate><value>2003-10-17</value></transactionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>M</transactionCode><equitySwapInvolved>0</equitySwapInvolved></transactionCoding><transactionAmounts><transactionShares><value>3750</value></transactionShares><transactionPricePerShare><value>5.37</value></transactionPricePerShare><transactionAcquiredDisposedCode><value>A</value></transactionAcquiredDisposedCode></transactionAmounts><postTransactionAmounts><sharesOwnedFollowingTransaction><value>76875</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOw
nership><natureOfOwnership><value/></natureOfOwnership></ownershipNature></nonDerivativeTransaction><nonDerivativeTransaction><securityTitle><value>Common Stock $.10 par value per share</value></securityTitle><transactionDate><value>2003-10-17</value></transactionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>M</transactionCode><equitySwapInvolved>0</equitySwapInvolved></transactionCoding><transactionAmounts><transactionShares><value>18000</value></transactionShares><transactionPricePerShare><value>5.00</value></transactionPricePerShare><transactionAcquiredDisposedCode><value>A</value></transactionAcquiredDisposedCode></transactionAmounts><postTransactionAmounts><sharesOwnedFollowingTransaction><value>94875</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership><natureOfOwnership><value/></natureOfOwnership></ownershipNature></nonDerivativeTransaction></nonDerivativeTable><
derivativeTable><derivativeTransaction><securityTitle><value>Stock Option Right to Buy</value><footnoteId id="F1"/></securityTitle><conversionOrExercisePrice><value>5.37</value></conversionOrExercisePrice><transactionDate><value>2003-10-17</value></transactionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>M</transactionCode><equitySwapInvolved>0</equitySwapInvolved></transactionCoding><transactionAmounts><transactionShares><value>3750</value></transactionShares><transactionPricePerShare><value>5.37</value></transactionPricePerShare><transactionAcquiredDisposedCode><value>D</value></transactionAcquiredDisposedCode></transactionAmounts><exerciseDate><value>2003-08-06</value></exerciseDate><expirationDate><value>2012-08-06</value></expirationDate><underlyingSecurity><underlyingSecurityTitle><value>Common Stock par value $.10 per share</value></underlyingSecurityTitle><underlyingSecurityShares><value>3750</value></underlyingSecurityShares></underlyingSecurity><postTransactio
nAmounts><sharesOwnedFollowingTransaction><value>163500</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership><natureOfOwnership><value/></natureOfOwnership></ownershipNature></derivativeTransaction><derivativeTransaction><securityTitle><value>Stock Option Right to Buy</value><footnoteId id="F1"/></securityTitle><conversionOrExercisePrice><value>5.00</value></conversionOrExercisePrice><transactionDate><value>2003-10-17</value></transactionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>M</transactionCode><equitySwapInvolved>0</equitySwapInvolved></transactionCoding><transactionAmounts><transactionShares><value>18000</value></transactionShares><transactionPricePerShare><value>5.00</value></transactionPricePerShare><transactionAcquiredDisposedCode><value>D</value></transactionAcquiredDisposedCode></transactionAmounts><exerciseDate><value>2003-06-29</value></exerciseDate><expi
rationDate><value>2009-06-29</value></expirationDate><underlyingSecurity><underlyingSecurityTitle><value>Common Stock par value $.10 per share</value></underlyingSecurityTitle><underlyingSecurityShares><value>18000</value></underlyingSecurityShares></underlyingSecurity><postTransactionAmounts><sharesOwnedFollowingTransaction><value>145500</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership><natureOfOwnership><value/></natureOfOwnership></ownershipNature></derivativeTransaction></derivativeTable><footnotes><footnote id="F1">Exercise of previously granted stock option</footnote></footnotes><remarks/><ownerSignature><signatureName>J. Preston Windus</signatureName><signatureDate>2003-10-20</signatureDate></ownerSignature></ownershipDocument>

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