SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 13G/A (Rule 13d-102) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULE 13d-1(b)(c), AND (d) AND AMENDMENTS THERETO FILED PURSUANT TO RULE 13d-2(b) (Amendment No. 1) BURST.COM, INC. (Name of Issuer) Common Stock, $0.00001 par value per share (Title of Class of Securities) 12284P 10 6 (CUSIP Number) December 13, 2002 (Date of Event Which Requires Filing of This Statement) Check the appropriate box to designate the rule pursuant to which this Schedule is filed: [ ] Rule 13d-1(b) [X] Rule 13d-1(c) [ ] Rule 13d-1(d) (continued on following pages) Page 1 of 8 Pages CUSIP No. 12284P 10 6 13G/A Page 2 of 8 Pages 1. NAME OF REPORTING PERSON SBC COMMUNICATIONS INC. I.R.S. IDENTIFICATION NO. OF ABOVE PERSON 43-1301883 2. CHECK THE APPROPRIATE BOX IF MEMBER OF A GROUP (a) [ ] (b) [ ] 3. SEC USE ONLY 4. CITIZENSHIP OR PLACE OF ORGANIZATION Delaware NUMBER OF 5. SOLE VOTING POWER 0 SHARES BENEFICIALLY 6. SHARED VOTING POWER 1,715,266 OWNED BY EACH 7. SOLE DISPOSITIVE POWER 0 REPORTING PERSON WITH 8. SHARED DISPOSITIVE POWER 1,715,266 9. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 1,715,266 10. CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES [ ] 11. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 8.5% 12. TYPE OF REPORTING PERSON: HC CUSIP NO. 12284P 10 6 13G/A Page 3 of 8 Pages 1. NAME OF REPORTING PERSON AMERITECH CORPORATION I.R.S. IDENTIFICATION NO. OF ABOVE PERSON 36-3251481 2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) [ ] (b) [ ] 3. SEC USE ONLY 4. CITIZENSHIP OR PLACE OF ORGANIZATION Delaware 5. SOLE VOTING POWER 0 NUMBER OF SHARES BENEFICIALLY 6. SHARED VOTING POWER 1,715,266 OWNED BY EACH REPORTING 7. SOLE DISPOSITIVE POWER 0 PERSON WITH 8. SHARED DISPOSITIVE POWER 1,715,266 9. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 1,715,266 10. CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES [ ] 11. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 8.5% 12. TYPE OF REPORTING PERSON CO CUSIP NO. 12284P 10 6 13G/A Page 4 of 8 Pages 1. NAME OF REPORTING PERSON SBC VENTURE HOLDINGS, LLC I.R.S. IDENTIFICATION NO. OF ABOVE PERSON 2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) [ ] (b) [ ] 3. SEC USE ONLY 4. CITIZENSHIP OR PLACE OF ORGANIZATION Delaware 5. SOLE VOTING POWER 0 NUMBER OF SHARES BENEFICIALLY 6. SHARED VOTING POWER 1,715,266 OWNED BY EACH REPORTING 7. SOLE DISPOSITIVE POWER 0 PERSON WITH 8. SHARED DISPOSITIVE POWER 1,715,266 9. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 1,715,266 10. CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES [ ] 11. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 8.5% 12. TYPE OF REPORTING PERSON CO Page 7 of 8 Pages AMENDMENT NO. 1 TO SCHEDULE 13G RELATING TO COMMON STOCK OF BURST.COM, INC. This statement on Schedule 13G filed on August 31, 2000 (the "Original 13D"), by SBC Communications Inc. ("SBC") is hereby amended to report the contribution of shares of Burst.com, Inc. (the "Company") from SBC Venture Capital Corporation to SBC Venture Holdings, LLC. Item 1(a). Name of Issuer: Burst.com, Inc. Item 1(b). Address of Issuer's Principal Executive Offices: 613 Fourth Street, Suite 201 Santa Rosa, California 95404 Item 2(a). Name of Person Filing: SBC Communications Inc. ("SBC"); Ameritech Corporation ("Ameritech"), a wholly-owned subsidiary of SBC; and SBC Venture Holdings, LLC ("SBC Venture"), an indirect, wholly-owned subsidiary of SBC that is managed by SBC Investment Portfolio, LLC. SBC Investment Portfolio, LLC is a wholly-owned subsidiary of SBC International, Inc. which is a wholly-owned subsidiary of SBC. Item 2(b). Address of Principal Business Office: SBC and SBC Venture, 175 E. Houston, San Antonio, Texas 78205-2233 Ameritech, 30 South Wacker Drive, Chicago, Illinois 60606 Item 2(c). Citizenship: Delaware (for all entities listed in Item 2(a)) Item 2(d). Title of Class of Securities: Common Stock, par value $0.00001 per share ("Share") Item 2(e). CUSIP Number: 12284P 10 6 Item 3. If This Statement is Filed Pursuant to Rule 13d-1(b), or 13d-2(b) or (c), Check Whether the Person Filing is a: Not applicable Item 4. Ownership: (a) Amount beneficially owned: 1,715,266 Shares (b) Percent of class: 8.5% (c) Number of shares to which such person has: (i) Sole power to vote or to direct the vote: 0 (ii) Shared power to vote or to direct the vote: 1,715,266 (iii) Sole power to dispose or to direct the disposition of: 0 (iv) Shared power to dispose or to direct the disposition of: 1,715,266 Item 5. Ownership of Five Percent or Less of a Class: Not applicable Item 6. Ownership of More than Five Percent on Behalf of Another Person: Not applicable Item 7. Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person: Not applicable Item 8. Identification and Classification of Members of the Group: Not Applicable Item 9. Notice of Dissolution of Group: Not Applicable Item 10. Certifications: By signing below, the undersigned hereby certify that, to the best of their respective knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect. SIGNATURE After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct. Dated: February 7, 2003 SBC COMMUNICATIONS INC. By: Randall L. Stephenson Randall L. Stephenson Senior Executive Vice President and Chief Financial Officer Dated: February 7, 2003 AMERITECH CORPORATION By: Randall L. Stephenson Randall L. Stephenson Executive Vice President and Chief Financial Officer Dated: February 7, 2003 SBC VENTURE HOLDINGS, LLC By SBC Investment Portfolio, LLC Manager of SBC Venture Holdings, LLC By: Michael J. Viola Michael J. Viola President and Treasurer SBC Investment Portfolio, LLC