-----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,
 OQqCe8F60kq5yW0Im8FaGcifj6u91j7mTjWpXAOy97CBp8kEThU2AcMKocd7s9v5
 lXa9jHL0Bk8b5N5vaFt1vA==

<SEC-DOCUMENT>0001179110-08-000099.txt : 20080102
<SEC-HEADER>0001179110-08-000099.hdr.sgml : 20080101
<ACCEPTANCE-DATETIME>20080102165549
ACCESSION NUMBER:		0001179110-08-000099
CONFORMED SUBMISSION TYPE:	4/A
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20071030
FILED AS OF DATE:		20080102
DATE AS OF CHANGE:		20080102

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			WJ COMMUNICATIONS INC
		CENTRAL INDEX KEY:			0000105006
		STANDARD INDUSTRIAL CLASSIFICATION:	SPECIAL INDUSTRY MACHINERY, NEC [3559]
		IRS NUMBER:				941402710
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		401 RIVER OAKS PARKWAY
		CITY:			SAN JOSE
		STATE:			CA
		ZIP:			95134
		BUSINESS PHONE:		408-577-6200

	MAIL ADDRESS:	
		STREET 1:		401 RIVER OAKS PARKWAY
		CITY:			SAN JOSE
		STATE:			CA
		ZIP:			95134

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	WATKINS JOHNSON CO
		DATE OF NAME CHANGE:	19920703

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			GROWITZ RAINER N
		CENTRAL INDEX KEY:			0001234458

	FILING VALUES:
		FORM TYPE:		4/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-31337
		FILM NUMBER:		08502473

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		4085776268

	MAIL ADDRESS:	
		STREET 1:		401 RIVER OAKS PARKWAY
		CITY:			SAN JOSE
		STATE:			CA
		ZIP:			95134
</SEC-HEADER>
<DOCUMENT>
<TYPE>4/A
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>FORM 4/A -
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4/A</documentType>

    <periodOfReport>2007-10-30</periodOfReport>

    <dateOfOriginalSubmission>2007-11-01</dateOfOriginalSubmission>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000105006</issuerCik>
        <issuerName>WJ COMMUNICATIONS INC</issuerName>
        <issuerTradingSymbol>WJCI</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001234458</rptOwnerCik>
            <rptOwnerName>GROWITZ RAINER N</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>401 RIVER OAKS PARKWAY</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>SAN JOSE</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>95134</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>VP Finance</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>46648</value>
                    <footnoteId id="F1"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">Remarks:  This Amendment is soley to correct the amount of securities beneficially owned by the Reporting Person due to an inadvertent administrative error that originally occurred on the November 18, 2003 Form 4 filing and subsequently carried forward through the November 1 2007 filing.   Represents the following for the reporting person  (a) 38,054 shares of common stock assigned to the Growitz Family Trust, which insider and spouse have 100% control; (b)  4,644 shares of common stock acquired under the WJ Communications 2001 Employee Stock Purchase Plan;   (c) 6,423 shares of common stock issued without payment for vested restricted stock units offset by 2,473 shares to cover tax withholding obligations for the vested units.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Rainer N. Growitz</signatureName>
        <signatureDate>2008-01-02</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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