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                                  UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                             WASHINGTON, D.C. 20549

                                     FORM 15

CERTIFICATION AND NOTICE OF TERMINATION OF REGISTRATION UNDER SECTION 12(G) OF
THE SECURITIES EXCHANGE ACT OF 1934 OR SUSPENSION OF DUTY TO FILE REPORTS UNDER
SECTIONS 13 AND 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934.

                                                 Commission File Number 33-66424
                                                                         0-10558

Alpha Microsystems
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             (Exact name of registrant as specified in its charter)

2722 South Fairview Street, Santa Ana, California 92704; (714) 957-8500
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(Address, including zip code, and telephone number, including area code, of
registrant's principal executive offices)

Units, each Unit consisting of (a) 1 share of common stock, no par value, and
(b) 1 warrant consisting of the right to purchase 1 share of common stock, no
par value
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            (Title of each class of securities covered by this Form)

Common stock, no par value; Warrants, each warrant consisting of the right to
purchase 1 share of common stock, no par value 
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(Titles of all other classes of securities for which a duty to file reports 
under section 13(a) or 15(d) remains)

         Please place an X in the box(es) to designate, the appropriate rule
provision(s) relied upon to terminate or suspend the duty to file reports:

             Rule 12g-4(a)(1)(i)       /X/         Rule 12h-3(b)(1)(i)       /X/
             Rule 12g-4(a)(1)(ii)      / /         Rule 12h-3(b)(1)(ii)      / /
             Rule 12g-4(a)(2)(i)       / /         Rule 12h-3(b)(2)(i)       / /
             Rule 12g-4(a)(2)(ii)      / /         Rule 12h-3(b)(2)(ii)      / /
                                                   Rule 15d-6                / /

         Approximate number of holders of record as of the certification or
notice date: 0
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         Pursuant to the requirements of the Securities Exchange Act of 1934,
Alpha Microsystems has caused this certification/notice to be signed on its
behalf by the undersigned duly authorized person.

Date:  September 5, 1995                    By:/s/DOUGLAS J. TULLIO
                                               --------------------------------
                                               Douglas J. Tullio, President and 
                                               Chief Executive Officer

Instruction: This form is required by Rules 12g-4, 12h-3 and 15d-6 of the
General Rules and Regulations under the Securities Exchange Act of 1934. The
registrant shall file with the Commission three copies of Form 15, one of which
shall be manually signed. It may be signed by an officer of the registrant, by
counsel or by any other duly authorized person. The name and title of the person
signing the form shall be typed or printed under the signature.