-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 DZ5mB1hVbGFgmzWcF6B/VGO9LzVelBPw/YVHiqcp/hFo4HOkny1KcVgaFAZoyYUR
 YjhvcA9OhOYDI6PS3XSsRA==

<SEC-DOCUMENT>0001108017-05-000581.txt : 20051003
<SEC-HEADER>0001108017-05-000581.hdr.sgml : 20051003
<ACCEPTANCE-DATETIME>20051003141033
ACCESSION NUMBER:		0001108017-05-000581
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20050930
FILED AS OF DATE:		20051003
DATE AS OF CHANGE:		20051003

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ANDREW CORP
		CENTRAL INDEX KEY:			0000317093
		STANDARD INDUSTRIAL CLASSIFICATION:	DRAWING AND INSULATING NONFERROUS WIRE [3357]
		IRS NUMBER:				362092797
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0930

	BUSINESS ADDRESS:	
		STREET 1:		10500 W 153RD ST
		CITY:			ORLAND PARK
		STATE:			IL
		ZIP:			60462
		BUSINESS PHONE:		7083493300

	MAIL ADDRESS:	
		STREET 1:		10500 WEST 153RD ST
		CITY:			ORLANDO PARK
		STATE:			IL
		ZIP:			60462

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			PAUL ROBERT G
		CENTRAL INDEX KEY:			0001195452

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-14617
		FILM NUMBER:		051116908

	BUSINESS ADDRESS:	
		STREET 1:		C/O ANDREW CORP
		STREET 2:		10500 WEST 153RD STREET
		CITY:			ORLAND PARK
		STATE:			IL
		ZIP:			60462
		BUSINESS PHONE:		954-360-9800

	MAIL ADDRESS:	
		STREET 1:		10500 W 153 STREET
		CITY:			ORLAND PARK
		STATE:			IL
		ZIP:			60462
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2005-09-30</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000317093</issuerCik>
        <issuerName>ANDREW CORP</issuerName>
        <issuerTradingSymbol>ANDW</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001195452</rptOwnerCik>
            <rptOwnerName>PAUL ROBERT G</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>10500 W 153 STREET</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>ORLAND PARK</rptOwnerCity>
            <rptOwnerState>IL</rptOwnerState>
            <rptOwnerZipCode>60462</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Phantom Stock</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>11.15</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2005-09-30</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>883</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>11.15</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <value>2005-09-30</value>
            </exerciseDate>
            <expirationDate>
                <value>2015-09-30</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>883</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>3992</value>
                    <footnoteId id="F1"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">The Phantom Stock Units were accrued under the Andrew Corporation directors deferred compensation plan and are to be settled in cash upon the reporting person's retirement. As of 9/30/2005 Mr. Paul has a total of 3,992 derivative securities beneficially owned.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Robert G Paul</signatureName>
        <signatureDate>2005-10-03</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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