-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
 MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen
 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 VllEx+xTWvrELcuFlovK0JUNLE+HMlD75R2BhOFBMSa+KzIh/taL7wEVG7E0McOm
 8j6B/qVz3UtmmvshOD1xtA==

<SEC-DOCUMENT>0001209191-03-024672.txt : 20031003
<SEC-HEADER>0001209191-03-024672.hdr.sgml : 20031003
<ACCEPTANCE-DATETIME>20031003173404
ACCESSION NUMBER:		0001209191-03-024672
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20031001
FILED AS OF DATE:		20031003

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			FITTING ROBERT C
		CENTRAL INDEX KEY:			0001193906

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-11685
		FILM NUMBER:		03928577

	BUSINESS ADDRESS:	
		STREET 1:		3138 E. ELWOOD STREET
		CITY:			PHOENIX
		STATE:			AZ
		ZIP:			85034

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			RADYNE COMSTREAM INC
		CENTRAL INDEX KEY:			0000718573
		STANDARD INDUSTRIAL CLASSIFICATION:	RADIO & TV BROADCASTING & COMMUNICATIONS EQUIPMENT [3663]
		IRS NUMBER:				112569467
		STATE OF INCORPORATION:			NY
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		3138 E ELWOOD ST
		CITY:			PHOENIX
		STATE:			AZ
		ZIP:			85034
		BUSINESS PHONE:		6024379620

	MAIL ADDRESS:	
		STREET 1:		3138 EAST ELWOOD STREET
		CITY:			PHOENIX
		STATE:			AZ
		ZIP:			85034

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	RADYNE CORP
		DATE OF NAME CHANGE:	19920703
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
<XML>
<?xml version="1.0"?><ownershipDocument><schemaVersion>X0201</schemaVersion>    <documentType>4</documentType><periodOfReport>2003-10-01</periodOfReport><notSubjectToSection16>0</notSubjectToSection16><issuer><issuerCik>0000718573</issuerCik><issuerName>RADYNE COMSTREAM INC</issuerName>        <issuerTradingSymbol>RADN</issuerTradingSymbol></issuer><reportingOwner><reportingOwnerId><rptOwnerCik>0001193906</rptOwnerCik><rptOwnerName>FITTING ROBERT C</rptOwnerName></reportingOwnerId><reportingOwnerAddress><rptOwnerStreet1>3138 EAST ELWOOD ST.</rptOwnerStreet1><rptOwnerStreet2></rptOwnerStreet2><rptOwnerCity>PHOENIX</rptOwnerCity><rptOwnerState>AZ</rptOwnerState><rptOwnerZipCode>85034</rptOwnerZipCode><rptOwnerStateDescription></rptOwnerStateDescription></reportingOwnerAddress><reportingOwnerRelationship><isDirector>1</isDirector><isOfficer>1</isOfficer><isTenPercentOwner>0</isTenPercentOwner><isOther>0</isOther><officerTitle>CEO</officerTitle></reportingOwnerRelationship></reportingOwner><nonDerivativeTable><n
onDerivativeTransaction><securityTitle><value>Common Stock</value></securityTitle><transactionDate><value>2003-10-01</value></transactionDate><deemedExecutionDate></deemedExecutionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>M</transactionCode><equitySwapInvolved>0</equitySwapInvolved></transactionCoding><transactionTimeliness><value></value></transactionTimeliness><transactionAmounts><transactionShares><value>74985</value></transactionShares><transactionPricePerShare><value>2.5</value></transactionPricePerShare><transactionAcquiredDisposedCode><value>A</value></transactionAcquiredDisposedCode></transactionAmounts><postTransactionAmounts><sharesOwnedFollowingTransaction><value>174755</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership></ownershipNature></nonDerivativeTransaction><nonDerivativeTransaction><securityTitle><value>Common Stock</value></securityTitle><transa
ctionDate><value>2003-10-01</value></transactionDate><deemedExecutionDate></deemedExecutionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>M</transactionCode><equitySwapInvolved>0</equitySwapInvolved></transactionCoding><transactionTimeliness><value></value></transactionTimeliness><transactionAmounts><transactionShares><value>15000</value></transactionShares><transactionPricePerShare><value>2.5</value></transactionPricePerShare><transactionAcquiredDisposedCode><value>A</value></transactionAcquiredDisposedCode></transactionAmounts><postTransactionAmounts><sharesOwnedFollowingTransaction><value>189755</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership></ownershipNature></nonDerivativeTransaction></nonDerivativeTable><derivativeTable><derivativeTransaction><securityTitle><value>Stock Options (Right to Buy)</value></securityTitle><conversionOrExercisePrice><value>2.5</value>
</conversionOrExercisePrice><transactionDate><value>2003-10-01</value></transactionDate><deemedExecutionDate></deemedExecutionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>M</transactionCode><equitySwapInvolved>0</equitySwapInvolved></transactionCoding><transactionTimeliness><value></value></transactionTimeliness><transactionAmounts><transactionShares><value>74985</value></transactionShares><transactionPricePerShare><value>2.5</value></transactionPricePerShare><transactionAcquiredDisposedCode><value>D</value></transactionAcquiredDisposedCode></transactionAmounts><exerciseDate><value>1999-11-13</value></exerciseDate><expirationDate><value>2009-11-12</value></expirationDate><underlyingSecurity><underlyingSecurityTitle><value>Common Stock</value></underlyingSecurityTitle><underlyingSecurityShares><value>74985</value></underlyingSecurityShares></underlyingSecurity><postTransactionAmounts><sharesOwnedFollowingTransaction><value>291200</value></sharesOwnedFollowingTransaction
></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership></ownershipNature></derivativeTransaction><derivativeTransaction><securityTitle><value>Stock Options (Right to Buy)</value></securityTitle><conversionOrExercisePrice><value>2.5</value></conversionOrExercisePrice><transactionDate><value>2003-10-01</value></transactionDate><deemedExecutionDate></deemedExecutionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>M</transactionCode><equitySwapInvolved>0</equitySwapInvolved></transactionCoding><transactionTimeliness><value></value></transactionTimeliness><transactionAmounts><transactionShares><value>15000</value></transactionShares><transactionPricePerShare><value>2.5</value></transactionPricePerShare><transactionAcquiredDisposedCode><value>D</value></transactionAcquiredDisposedCode></transactionAmounts><exerciseDate><value>2001-02-05</value></exerciseDate><expirationDate><value>2011-02-04</value></expirationDate><unde
rlyingSecurity><underlyingSecurityTitle><value>Common Stock</value></underlyingSecurityTitle><underlyingSecurityShares><value>15000</value></underlyingSecurityShares></underlyingSecurity><postTransactionAmounts><sharesOwnedFollowingTransaction><value>276200</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership></ownershipNature></derivativeTransaction></derivativeTable><footnotes></footnotes><remarks></remarks><ownerSignature><signatureName>/s/ Robert C. Fitting</signatureName><signatureDate>2003-10-03</signatureDate></ownerSignature></ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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