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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
 MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen
 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 QptEl0M5OSZc3k/BZDgiMYDzKpEHiJgZ3a4qZ10hEqltcQ9Fhoub30qUWbScmC5z
 uqDv/RerRbzRItt6ea/1zA==

<SEC-DOCUMENT>0000802851-03-000025.txt : 20030904
<SEC-HEADER>0000802851-03-000025.hdr.sgml : 20030904
<ACCEPTANCE-DATETIME>20030904170116
ACCESSION NUMBER:		0000802851-03-000025
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20030829
FILED AS OF DATE:		20030904

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			LOGIC DEVICES INC
		CENTRAL INDEX KEY:			0000802851
		STANDARD INDUSTRIAL CLASSIFICATION:	SEMICONDUCTORS & RELATED DEVICES [3674]
		IRS NUMBER:				942893789
		STATE OF INCORPORATION:			CA
		FISCAL YEAR END:			0930

	BUSINESS ADDRESS:	
		STREET 1:		395 WEST JAVA DRIVE
		CITY:			SUNNYVALE
		STATE:			CA
		ZIP:			94089
		BUSINESS PHONE:		4085425400

	MAIL ADDRESS:	
		STREET 1:		395 WEST JAVA DRIVE
		CITY:			SUNNYVALE
		STATE:			CA
		ZIP:			94089

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			SCHAEFER GARY C
		CENTRAL INDEX KEY:			0001262180

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-17187
		FILM NUMBER:		03881989

	BUSINESS ADDRESS:	
		STREET 1:		PO BOX 627
		CITY:			LOS ALTOS
		STATE:			CA
		ZIP:			94023
		BUSINESS PHONE:		4085425446

	MAIL ADDRESS:	
		STREET 1:		PO BOX 627
		CITY:			LOS ALTOS
		STATE:			CA
		ZIP:			94023
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>

<ownershipDocument>

    <schemaVersion>X0201</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2003-08-29</periodOfReport>


    <noSecuritiesOwned>1</noSecuritiesOwned>

    <issuer>
        <issuerCik>0000802851</issuerCik>
        <issuerName>LOGIC DEVICES INC</issuerName>
        <issuerTradingSymbol>LOGC</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001262180</rptOwnerCik>
            <rptOwnerName>SCHAEFER GARY C</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>PO BOX 627</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>LOS ALTOS</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94023</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>CFO</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>



    <ownerSignature>
        <signatureName>Gary C. Schaefer</signatureName>
        <signatureDate>2003-09-04</signatureDate>
    </ownerSignature>

</ownershipDocument>

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