<PAGE> 1
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
SCHEDULE 13G
(Rule 13d-102)
INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT
TO RULES 13d-1(b) AND (c) AND AMENDMENTS THERETO FILED
PURSUANT TO 13d-2(b)
(Amendment No.1)(1)
Spectralink Corporation
(Name of Issuer)
Common Stock, par value $.01 per share
(Title of Class of Securities)
847580107
(CUSIP Number)
(1) The remainder of this cover page shall be filled out for a reporting
person's initial filing on this form with respect to the subject class of
securities, and for any subsequent amendment containing information which
would alter the disclosures provided in a prior cover page.
The information required in the remainder of this cover page shall not be deemed
to be "filed" for the purpose of Section 18 of the Securities Exchange Act of
1934 ("Act") or otherwise subject to the liabilities of that section of the Act
but shall be subject to all other provisions of the Act (however, see the
Notes).
<PAGE> 2
CUSIP NO. 847580107 13G PAGE 2 OF 16 PAGES
--------------------- ----- -----
(1) NAMES OF REPORTING PERSONS
S.S. OR I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS
MAYFIELD VI INVESTMENT PARTNERS, A CALIFORNIA LIMITED PARTNERSHIP
94-3060511
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(2) CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) [ ]
(b) [ X ]
---------------------------------------------------------------------
(3) SEC USE ONLY
---------------------------------------------------------------------
(4) CITIZENSHIP OR PLACE OF ORGANIZATION
CALIFORNIA
---------------------------------------------------------------------
(5) SOLE VOTING POWER
NUMBER OF -0-
SHARES --------------------------------------------------------
BENEFICIALLY (6) SHARED VOTING POWER
OWNED BY 2,264,583
EACH --------------------------------------------------------
REPORTING (7) SOLE DISPOSITIVE POWER
PERSON WITH -0-
--------------------------------------------------------
(8) SHARED DISPOSITIVE POWER
2,264,583
--------------------------------------------------------
(9) AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
2,264,583
---------------------------------------------------------------------
(10) CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN
SHARES [ ]
---------------------------------------------------------------------
(11) PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
11.8%
---------------------------------------------------------------------
(12) TYPE OF REPORTING PERSON
PN
---------------------------------------------------------------------
<PAGE> 3
CUSIP NO. 847580107 13G PAGE 3 OF 16 PAGES
--------------------- ----- -----
(1) NAMES OF REPORTING PERSONS
S.S. OR I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS
MAYFIELD VI MANAGEMENT PARTNERS, A CALIFORNIA LIMITED PARTNERSHIP
94-3058675
---------------------------------------------------------------------
(2) CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) [ ]
(b) [ X ]
---------------------------------------------------------------------
(3) SEC USE ONLY
---------------------------------------------------------------------
(4) CITIZENSHIP OR PLACE OF ORGANIZATION
CALIFORNIA
---------------------------------------------------------------------
(5) SOLE VOTING POWER
NUMBER OF -0-
SHARES --------------------------------------------------------
BENEFICIALLY (6) SHARED VOTING POWER
OWNED BY 2,264,583
EACH --------------------------------------------------------
REPORTING (7) SOLE DISPOSITIVE POWER
PERSON WITH -0-
--------------------------------------------------------
(8) SHARED DISPOSITIVE POWER
2,264,583
--------------------------------------------------------
(9) AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
2,264,583
---------------------------------------------------------------------
(10) CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN
SHARES [ ]
---------------------------------------------------------------------
(11) PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
11.8%
---------------------------------------------------------------------
(12) TYPE OF REPORTING PERSON
PN
---------------------------------------------------------------------
<PAGE> 4
CUSIP NO. 847580107 13G PAGE 4 OF 16 PAGES
--------------------- ----- -----
(1) NAMES OF REPORTING PERSONS
S.S. OR I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS
MAYFIELD ASSOCIATES FUND, A CALIFORNIA LIMITED PARTNERSHIP
94-3062897
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(2) CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) [ ]
(b) [ X ]
---------------------------------------------------------------------
(3) SEC USE ONLY
---------------------------------------------------------------------
(4) CITIZENSHIP OR PLACE OF ORGANIZATION
CALIFORNIA
---------------------------------------------------------------------
(5) SOLE VOTING POWER
NUMBER OF -0-
SHARES --------------------------------------------------------
BENEFICIALLY (6) SHARED VOTING POWER
OWNED BY 90,036
EACH --------------------------------------------------------
REPORTING (7) SOLE DISPOSITIVE POWER
PERSON WITH -0-
--------------------------------------------------------
(8) SHARED DISPOSITIVE POWER
90,036
--------------------------------------------------------
(9) AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
90,036
---------------------------------------------------------------------
(10) CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN
SHARES [ ]
---------------------------------------------------------------------
(11) PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
0.5%
---------------------------------------------------------------------
(12) TYPE OF REPORTING PERSON
PN
---------------------------------------------------------------------
<PAGE> 5
CUSIP NO. 847580107 13G PAGE 5 OF 16 PAGES
--------------------- ----- -----
(1) NAMES OF REPORTING PERSONS
S.S. OR I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS
F. GIBSON MYERS, JR.
SOCIAL SECURITY NUMBER: ###-##-####
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(2) CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) [ ]
(b) [ X ]
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(3) SEC USE ONLY
---------------------------------------------------------------------
(4) CITIZENSHIP OR PLACE OF ORGANIZATION
U.S.
---------------------------------------------------------------------
(5) SOLE VOTING POWER
NUMBER OF -0-
SHARES --------------------------------------------------------
BENEFICIALLY (6) SHARED VOTING POWER
OWNED BY 2,354,619
EACH --------------------------------------------------------
REPORTING (7) SOLE DISPOSITIVE POWER
PERSON WITH -0-
--------------------------------------------------------
(8) SHARED DISPOSITIVE POWER
2,354,619
--------------------------------------------------------
(9) AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
2,354,619
---------------------------------------------------------------------
(10) CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN
SHARES [ ]
---------------------------------------------------------------------
(11) PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
12.3%
---------------------------------------------------------------------
(12) TYPE OF REPORTING PERSON
IN
---------------------------------------------------------------------
<PAGE> 6
CUSIP NO. 847580107 13G PAGE 6 OF 16 PAGES
--------------------- ----- -----
(1) NAMES OF REPORTING PERSONS
S.S. OR I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS
KEVIN A. FONG
SOCIAL SECURITY NUMBER: ###-##-####
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(2) CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) [ ]
(b) [ X ]
---------------------------------------------------------------------
(3) SEC USE ONLY
---------------------------------------------------------------------
(4) CITIZENSHIP OR PLACE OF ORGANIZATION
U.S.
---------------------------------------------------------------------
(5) SOLE VOTING POWER
NUMBER OF -0-
SHARES --------------------------------------------------------
BENEFICIALLY (6) SHARED VOTING POWER
OWNED BY 2,354,619
EACH --------------------------------------------------------
REPORTING (7) SOLE DISPOSITIVE POWER
PERSON WITH -0-
--------------------------------------------------------
(8) SHARED DISPOSITIVE POWER
2,354,619
--------------------------------------------------------
(9) AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
2,354,619
---------------------------------------------------------------------
(10) CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN
SHARES [ ]
---------------------------------------------------------------------
(11) PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
12.3%
---------------------------------------------------------------------
(12) TYPE OF REPORTING PERSON
IN
---------------------------------------------------------------------
<PAGE> 7
CUSIP NO. 847580107 13G PAGE 7 OF 16 PAGES
--------------------- ----- -----
(1) NAMES OF REPORTING PERSONS
S.S. OR I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS
WILLIAM D. UNGER
SOCIAL SECURITY NUMBER: ###-##-####
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(2) CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) [ ]
(b) [ X ]
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(3) SEC USE ONLY
---------------------------------------------------------------------
(4) CITIZENSHIP OR PLACE OF ORGANIZATION
U.S.
---------------------------------------------------------------------
(5) SOLE VOTING POWER
NUMBER OF -0-
SHARES --------------------------------------------------------
BENEFICIALLY (6) SHARED VOTING POWER
OWNED BY 2,354,619
EACH --------------------------------------------------------
REPORTING (7) SOLE DISPOSITIVE POWER
PERSON WITH -0-
--------------------------------------------------------
(8) SHARED DISPOSITIVE POWER
2,354,619
--------------------------------------------------------
(9) AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
2,354,619
---------------------------------------------------------------------
(10) CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN
SHARES [ ]
---------------------------------------------------------------------
(11) PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
12.3%
---------------------------------------------------------------------
(12) TYPE OF REPORTING PERSON
IN
---------------------------------------------------------------------
<PAGE> 8
CUSIP NO. 847580107 13G PAGE 8 OF 16 PAGES
--------------------- ----- -----
(1) NAMES OF REPORTING PERSONS
S.S. OR I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS
WENDELL G. VAN AUKEN
SOCIAL SECURITY NUMBER: ###-##-####
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(2) CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) [ ]
(b) [ X ]
---------------------------------------------------------------------
(3) SEC USE ONLY
---------------------------------------------------------------------
(4) CITIZENSHIP OR PLACE OF ORGANIZATION
U.S.
---------------------------------------------------------------------
(5) SOLE VOTING POWER
NUMBER OF -0-
SHARES --------------------------------------------------------
BENEFICIALLY (6) SHARED VOTING POWER
OWNED BY 2,354,619
EACH --------------------------------------------------------
REPORTING (7) SOLE DISPOSITIVE POWER
PERSON WITH -0-
--------------------------------------------------------
(8) SHARED DISPOSITIVE POWER
2,354,619
--------------------------------------------------------
(9) AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
2,354,619
---------------------------------------------------------------------
(10) CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN
SHARES [ ]
---------------------------------------------------------------------
(11) PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
12.3%
---------------------------------------------------------------------
(12) TYPE OF REPORTING PERSON
IN
---------------------------------------------------------------------
<PAGE> 9
CUSIP NO. 847580107 13G PAGE 9 OF 16 PAGES
--------------------- ----- -----
(1) NAMES OF REPORTING PERSONS
S.S. OR I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS
MICHAEL J. LEVINTHAL
SOCIAL SECURITY NUMBER: ###-##-####
---------------------------------------------------------------------
(2) CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) [ ]
(b) [ X ]
---------------------------------------------------------------------
(3) SEC USE ONLY
---------------------------------------------------------------------
(4) CITIZENSHIP OR PLACE OF ORGANIZATION
U.S.
---------------------------------------------------------------------
(5) SOLE VOTING POWER
NUMBER OF -0-
SHARES --------------------------------------------------------
BENEFICIALLY (6) SHARED VOTING POWER
OWNED BY 2,354,619
EACH --------------------------------------------------------
REPORTING (7) SOLE DISPOSITIVE POWER
PERSON WITH -0-
--------------------------------------------------------
(8) SHARED DISPOSITIVE POWER
2,354,619
--------------------------------------------------------
(9) AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
2,354,619
---------------------------------------------------------------------
(10) CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN
SHARES [ ]
---------------------------------------------------------------------
(11) PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
12.3%
---------------------------------------------------------------------
(12) TYPE OF REPORTING PERSON
IN
---------------------------------------------------------------------
<PAGE> 10
CUSIP NO. 847580107 13G PAGE 10 OF 16 PAGES
--------------------- ----- -----
(1) NAMES OF REPORTING PERSONS
S.S. OR I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS
A. GRANT HEIDRICH, III
SOCIAL SECURITY NUMBER: ###-##-####
---------------------------------------------------------------------
(2) CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) [ ]
(b) [ X ]
---------------------------------------------------------------------
(3) SEC USE ONLY
---------------------------------------------------------------------
(4) CITIZENSHIP OR PLACE OF ORGANIZATION
U.S.
---------------------------------------------------------------------
(5) SOLE VOTING POWER
NUMBER OF -0-
SHARES --------------------------------------------------------
BENEFICIALLY (6) SHARED VOTING POWER
OWNED BY 2,354,619
EACH --------------------------------------------------------
REPORTING (7) SOLE DISPOSITIVE POWER
PERSON WITH -0-
--------------------------------------------------------
(8) SHARED DISPOSITIVE POWER
2,354,619
--------------------------------------------------------
(9) AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
2,354,619
---------------------------------------------------------------------
(10) CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN
SHARES [ ]
---------------------------------------------------------------------
(11) PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
12.3%
---------------------------------------------------------------------
(12) TYPE OF REPORTING PERSON
IN
---------------------------------------------------------------------
<PAGE> 11
ITEM 1.
(a) NAME OF ISSUER:
Spectralink Corporation
(b) ADDRESS OF ISSUER'S PRINCIPAL EXECUTIVE OFFICES:
5755 Central Avenue
Boulder, CO 80301
ITEM 2.
(a) NAME OF PERSONS FILING:
Mayfield VI Investment Partners, a California Limited
Partnership
Mayfield VI Management Partners, a California Limited
Partnership
Mayfield Associates Fund, a California Limited Partnership
Kevin A. Fong
Wendell G. Van Auken
A. Grant Heidrich, III
F. Gibson Myers, Jr.
William D. Unger
Michael J. Levinthal
(b) ADDRESS OF PRINCIPAL BUSINESS OFFICE:
c/o The Mayfield Fund
2800 Sand Hill Road
Menlo Park, CA 94025
(c) CITIZENSHIP:
The entities listed in Item 2(a) are California Limited
Partnerships.
The individuals listed in Item 2(a) are U.S. citizens.
(d) TITLE OF CLASS OF SECURITIES:
Common Stock, par value $.01 per share
(e) CUSIP NUMBER:
847580107
Page 11 of 16 pages.
<PAGE> 12
ITEM 3. IF THIS STATEMENT IS FILED PURSUANT TO RULE 13D-1(b), OR
13D-2(b), CHECK WHETHER THE PERSON FILING IS A:
Not applicable
ITEM 4. OWNERSHIP
The information regarding ownership as set forth in Items 5-9
of Pages 2-10 hereto, is hereby incorporated by reference.
For a summary of total ownership by all Reporting Persons, see
Exhibit 2 hereto.
ITEM 5. OWNERSHIP OF FIVE PERCENT OR LESS OF A CLASS
If this statement is being filed to report the fact that as of
the date hereof the reporting person has ceased to be the
beneficial owner of more than five percent of the class of
securities, check the following [ ].
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
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. CERTIFICATION
Not applicable.
Page 12 of 16 pages.
<PAGE> 13
SIGNATURES
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.
Date: February 17, 1998
MAYFIELD VI INVESTMENT PARTNERS
A California Limited Partnership
By: /s/ George A. Pavlov
-----------------------------------------
George A. Pavlov, Authorized Signatory
MAYFIELD VI MANAGEMENT PARTNERS
A California Limited Partnership
By: /s/ George A. Pavlov
-----------------------------------------
George A. Pavlov, Authorized Signatory
MAYFIELD ASSOCIATES FUND
A California Limited Partnership
By: /s/ George A. Pavlov
-----------------------------------------
George A. Pavlov, Authorized Signatory
F. GIBSON MYERS, JR.
By: /s/ George A. Pavlov
-----------------------------------------
George A. Pavlov, Attorney In Fact
KEVIN A. FONG
By: /s/ George A. Pavlov
-----------------------------------------
George A. Pavlov, Attorney In Fact
WILLIAM D. UNGER
By: /s/ George A. Pavlov
-----------------------------------------
George A. Pavlov, Attorney In Fact
WENDELL G. VAN AUKEN
By: /s/ George A. Pavlov
-----------------------------------------
George A. Pavlov, Attorney In Fact
Page 13 of 16 pages.
<PAGE> 14
MICHAEL J. LEVINTHAL
By: /s/ George A. Pavlov
-----------------------------------------
George A. Pavlov, Attorney In Fact
A. GRANT HEIDRICH, III
By: /s/ George A. Pavlov
-----------------------------------------
George A. Pavlov, Attorney In Fact
Page 14 of 16 pages.
<PAGE> 15
EXHIBIT 1
Exhibit 1- "Statement Appointing Designated Filer and Authorized
Signatory" is hereby incorporated by reference to Exhibit B to
the Statement on Schedule 13G dated February 10, 1997.
Page 15 of 16 pages.
<PAGE> 16
EXHIBIT 2
<TABLE>
<CAPTION>
PERCENT OF CLASS
BENEFICIALLY
NAME OF REPORTING PERSON NUMBER OF SHARES OWNED(1)
- --------------------------------- ----------------- ------------------
<S> <C> <C>
Mayfield VI Investment Partners,
a California Limited Partnership 2,264,583 (2) 11.8%
Mayfield VI Management Partners,
a California Limited Partnership 2,264,583 (2) 11.8%
Mayfield Associates Fund, a
California Limited Partnership 90,036 (3) 0.5%
F. Gibson Myers, Jr. 2,354,619 (4) 12.3%
Kevin A. Fong 2,354,619 (4) 12.3%
William D. Unger 2,354,619 (4) 12.3%
Wendell G. Van Auken 2,354,619 (4) 12.3%
Michael J. Levinthal 2,354,619 (4) 12.3%
A. Grant Heidrich, III 2,354,619 (4) 12.3%
Total 2,354,619 12.3%
</TABLE>
(1) The respective percentages set forth in this column were obtained by
dividing the number of shares by the aggregate number of outstanding shares of
Common Stock as of 12/31/97.
(2) Represents shares held of record by Mayfield VI Investment Partners, of
which Mayfield VI Management Partners is the sole General Partner.
(3) Represents shares held of record by Mayfield Associates Fund.
(4) The individual Reporting Persons listed are General Partners of Mayfield VI
Management Partners, which is the General Partner of Mayfield VI Investment
Partners. The individual Reporting Persons, except for Mr. Fong, are also
General Partners of Mayfield Associates Fund. Mr. Fong is a limited partner of
Mayfield Associates Fund. The individual Reporting Persons may be deemed to have
shared voting and dispositive power over the shares which are or may be deemed
to be beneficially owned by Mayfield VI Investment Partners and Mayfield
Associates Fund but disclaim such beneficial ownership.
Page 16 of 16 pages.
