<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2013-11-25</periodOfReport>

    <issuer>
        <issuerCik>0000002186</issuerCik>
        <issuerName>RELM WIRELESS CORP</issuerName>
        <issuerTradingSymbol>RWC</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001414517</rptOwnerCik>
            <rptOwnerName>Privet Fund LP</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>3280 PEACHTREE ROAD, SUITE 2670</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>ATLANTA</rptOwnerCity>
            <rptOwnerState>GA</rptOwnerState>
            <rptOwnerZipCode>30305</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>1</isOther>
            <otherText>See Explanation of Responses</otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001539953</rptOwnerCik>
            <rptOwnerName>Privet Fund Management LLC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>3280 PEACHTREE ROAD, SUITE 2670</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>ATLANTA</rptOwnerCity>
            <rptOwnerState>GA</rptOwnerState>
            <rptOwnerZipCode>30305</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>1</isOther>
            <otherText>See Explanation of Responses</otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001363032</rptOwnerCik>
            <rptOwnerName>Levenson Ryan</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>3280 PEACHTREE ROAD, SUITE 2670</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>ATLANTA</rptOwnerCity>
            <rptOwnerState>GA</rptOwnerState>
            <rptOwnerZipCode>30305</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>1</isOther>
            <otherText>See Explanation of Responses</otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2013-11-25</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>P</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>24351</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>3.25</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>1929657</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By Privet Fund LP</value>
                    <footnoteId id="F1"/>
                    <footnoteId id="F2"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">This report is filed jointly by Privet Fund LP, Privet Fund Management LLC and Ryan Levenson (collectively, the &quot;Reporting Persons&quot;).  The Reporting Persons are filing this report because each of the Reporting Persons may be deemed to be a member of a Section 13(d) group disclosed in the Schedule 13D filed on behalf of the Reporting Persons and the other members of such group.  As of June 20, 2013, the members of this Section 13(d) group collectively owned more than 10% of the Issuer's outstanding shares of Common Stock.  Each of the Reporting Persons disclaims beneficial ownership of the shares of Common Stock held by the other members of such Section 13(d) group except to the extent of his or its pecuniary interest therein.</footnote>
        <footnote id="F2">As of November 25, 1,704,657 shares were owned directly by Privet Fund LP and indirectly by Privet Fund Management LLC and Ryan Levenson, and 225,000 shares were owned directly by Privet Fund Management LLC and indirectly by Ryan Levenson.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Ryan Levenson</signatureName>
        <signatureDate>2013-11-26</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>/s/ Ryan Levenson, Managing Member, on behalf of Privet Fund Management LLC</signatureName>
        <signatureDate>2013-11-26</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>/s/ Ryan Levenson, Managing Member, on behalf of  Privet Fund Management LLC, Managing Partner, on behalf of  Privet Fund LP</signatureName>
        <signatureDate>2013-11-26</signatureDate>
    </ownerSignature>
</ownershipDocument>
