<SUBMISSION>
<ACCESSION-NUMBER>0001181431-04-047424
<TYPE>4
<PUBLIC-DOCUMENT-COUNT>1
<PERIOD>20041008
<FILING-DATE>20041012
<DATE-OF-FILING-DATE-CHANGE>20041012
<ISSUER>
<COMPANY-DATA>
<CONFORMED-NAME>AMPEX CORP /DE/
<CIK>0000887433
<ASSIGNED-SIC>3663
<IRS-NUMBER>133667696
<STATE-OF-INCORPORATION>DE
<FISCAL-YEAR-END>1231
</COMPANY-DATA>
<BUSINESS-ADDRESS>
<STREET1>1228 DOUGLAS AVENUE
<STREET2>1228 DOUGLAS AVENUE
<CITY>REDWOOD CITY
<STATE>CA
<ZIP>94063-3117
<PHONE>650-367-2011
</BUSINESS-ADDRESS>
<MAIL-ADDRESS>
<STREET1>1228 DOUGLAS AVENUE
<STREET2>1228 DOUGLAS AVENUE
<CITY>REDWOOD CITY
<STATE>CA
<ZIP>94063-3117
</MAIL-ADDRESS>
<FORMER-COMPANY>
<FORMER-CONFORMED-NAME>AMPEX INC /DE/
<DATE-CHANGED>19940505
</FORMER-COMPANY>
<FORMER-COMPANY>
<FORMER-CONFORMED-NAME>AMPEX INC
<DATE-CHANGED>19930328
</FORMER-COMPANY>
</ISSUER>
<REPORTING-OWNER>
<OWNER-DATA>
<CONFORMED-NAME>BRAMSON EDWARD J
<CIK>0001016268
<STATE-OF-INCORPORATION>NY
<FISCAL-YEAR-END>1231
</OWNER-DATA>
<FILING-VALUES>
<FORM-TYPE>4
<ACT>34
<FILE-NUMBER>000-20292
<FILM-NUMBER>041075852
</FILING-VALUES>
<BUSINESS-ADDRESS>
<STREET1>C/O BATTLE FOWLER LLP
<STREET2>135 EAST 57TH STREET 32ND FLOOR
<CITY>NEW YORK
<STATE>NY
<ZIP>10022
<PHONE>2129356144
</BUSINESS-ADDRESS>
<MAIL-ADDRESS>
<STREET1>C/O BATTLE FOWLER LLP
<STREET2>135 EAST 57TH STREET 32ND FLOOR
<CITY>NEW YORK
<STATE>NY
<ZIP>10022
</MAIL-ADDRESS>
</REPORTING-OWNER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>rrd54749.xml
<DESCRIPTION>EXERCISE OF OPTION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2004-10-08</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000887433</issuerCik>
        <issuerName>AMPEX CORP /DE/</issuerName>
        <issuerTradingSymbol>AEXCA</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001016268</rptOwnerCik>
            <rptOwnerName>BRAMSON EDWARD J</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>135 EAST 57TH STREET</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10022</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Chmn of the Board, Pres. &amp; CEO</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Class A Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2004-10-08</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>M</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>25000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>1.15</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>245920</value>
                    <footnoteId id="F1"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Employee stock option (Right to buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>1.15</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2004-10-08</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>M</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>25000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <value>2004-10-08</value>
            </exerciseDate>
            <expirationDate>
                <value>2007-04-07</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Class A Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>25000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>25000</value>
                    <footnoteId id="F2"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">In addition to the 245,920 shares reported above as directly owned, Mr. Bramson may be deemed to be the beneficial owner of a total of 76,625 shares held indirectly through the following entities: 20,000 shares owned by Second Jeffson Corporation (&quot;SJC&quot;); 1,698 shares owned by Sherborne and Company Incorporated (&quot;SCI&quot;)(Mr. Bramson is the controlling stockholder of SJC and SCI); 48,959 shares owned by Sherborne Holdings Incorporated (&quot;SHI&quot;), a subsidiary of Newhill Partners, L.P. (of which SCI is the general partner); and 5,968 shares owned by NH Bond Corp., a subsidiary of SHI.</footnote>
        <footnote id="F2">Except for his right to purchase 25,000 additional shares under the same employee stock option, which right will vest on April 7, 2005, the reporting person does not own any other options with the same exercise price and exercise period.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>Edward J. Bramson</signatureName>
        <signatureDate>2004-10-12</signatureDate>
    </ownerSignature>
</ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SUBMISSION>
