UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, D.C. 20549
SCHEDULE 13G
Under the Securities Exchange Act of 1934
RF MONOLITHICS, INC.
(Name of Issuer)
Common Stock
(Title of Class of Securities)
74955F10
(CUSIP Number)
December 31, 1997
(Date of Event Which Requires Filing of This Statement)
Check the appropriate box to designate the rule pursuant to which
this Schedule is filed:
[x] Rule 13d-1(b)
[ ] Rule 13d-1(c)
[ ] Rule 13d-1(d)
*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>
CUSIP No. 74955F10 SCHEDULE 13G Page 2 of 6
1 Name Of Reporting Person VERISSIMO RESEARCH & MANAGEMENT, INC.
IRS Identification No. Of Above Person
2 Check The Appropriate Box If A Member Of A Group (a) [ ]
N/A
(b) [ ]
3 SEC USE ONLY
4 Citizenship Or Place Of Organization
California, United States
5 Sole Voting Power
341,500
NUMBER OF
SHARES 6 Shared Voting Power
BENEFICIALLY
OWNED BY EACH -0-
REPORTING
PERSON WITH 7 Sole Dispositive Power
341,500
8 Shared Dispositive Power
-0-
9 Aggregate Amount Beneficially Owned By Each Reporting Person
341,500
10 Check Box If The Aggregate Amount In Row (9) Excludes Certain
Shares* [ ]
11 Percent Of Class Represented By Amount In Row 9
5.70%
12 Type Of Reporting Person*
IA<PAGE>
CUSIP No. 74955F10 SCHEDULE 13G Page 3 of 6
1 Name Of Reporting Person RONALD S. SLOAN
IRS Identification No. Of Above Person
2 Check The Appropriate Box If A Member Of A Group (a) [ ]
N/A
(b) [ ]
3 SEC USE ONLY
4 Citizenship Or Place Of Organization
United States
5 Sole Voting Power
-0-
NUMBER OF
SHARES 6 Shared Voting Power
BENEFICIALLY
OWNED BY EACH 341,500
REPORTING
PERSON WITH 7 Sole Dispositive Power
-0-
8 Shared Dispositive Power
341,500
9 Aggregate Amount Beneficially Owned By Each Reporting Person
341,500
10 Check Box If The Aggregate Amount In Row (9) Excludes Certain
Shares* [ ]
11 Percent Of Class Represented By Amount In Row 9
5.70%
12 Type Of Reporting Person*
IN<PAGE>
CUSIP No. 74955F10 13G Page 4 of 6 Pages
Item 1(a). Name of Issuer.
RF Monolithics, Inc. (the "Issuer").
Item 1(b). Address of Issuer's Principal Executive
Offices.
4441 Sigma Road
Dallas, TX 75244
Item 2(a). Names of Persons Filing.
Verissimo Research & Management, Inc.
("Verissimo"), Ronald S. Sloan.
Item 2(b). Address of Principal Business Office or, if
none, Residence.
The business address of Verissimo and Ronald S.
Sloan is 775 Baywood Drive, #314, Petaluma, CA
94954.
Item 2(c). Citizenship.
Verissimo is a California corporation and Ronald S.
Sloan is a citizen of the United States.
Item 2(d). Title of Class of Securities.
Common Stock ("Common Stock").
Item 2(e). CUSIP Number.
74955F10
Item 3. Type of Reporting Person.
Verissimo is an investment advisor registered under
Section 203 of the Investment Advisers Act of 1940.
Ronald S. Sloan is its president and its sole
shareholder.
Item 4. Ownership.
Reference is hereby made to Items 5-9 and 11 of the
cover pages to this Schedule 13G, which Items are
incorporated by reference herein.<PAGE>
CUSIP No. 74955F10 13G Page 5 of 6 Pages
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.
Verissimo is deemed to be the beneficial owner of
the securities listed in Items 5-9 and 11 of page 2
of this Schedule 13G pursuant to separate
arrangements whereby it acts as investment advisor
to certain persons. Each person for whom Verissimo
acts as investment advisor has the right to receive
or the power to direct the receipt of dividends
from, or the proceeds from the sale of, the Common
Stock purchased or held pursuant to such
arrangements. Ronald S. Sloan may be deemed to be
the beneficial owner of the number of securities
reflected in Items 5-9 and 11 of page three (3) of
this Schedule 13G due to his positions as the
President of, and his ownership position in,
Verissimo.
Item 7. Identification and Classification of the Subsidiary
Which Acquired the Security Being Reported on by
the Parent Holding Company.
See Item 4 above.
Item 8. Identification and Classification of Members of the
Group.
Not applicable.
Item 9. Notice of Dissolution of Group.
Not applicable.
Item 10. Certification.
By signing below, each of the undersigned
certifies that, to the best of his knowledge and belief, the
securities referred to above were acquired and are held in
the ordinary course of business and 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.<PAGE>
CUSIP No. 74955F10 13G Page 6 of 6 Pages
Signatures
After reasonable inquiry and to the best of my
knowledge and belief, the undersigned certifies that the
information set forth in this statement is true, complete and
correct.
VERISSIMO RESEARCH & MANAGEMENT, INC.
By: /s/ Ronald S. Sloan
_______________________________
Title: President
DATED: February 13, 1998
/s/ Ronald S. Sloan
_____________________________________
RONALD S. SLOAN
DATED: February 13, 1998<PAGE>
