FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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(Print or Type Responses)

1. Name and Address of Reporting Person * ALKIRE EDWARD A   2. Issuer Name and Ticker or Trading Symbol SI TECHNOLOGIES INC [SISI] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) __X__ Director _____ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) C/O SI TECHNOLOGIES INC, 14192 FRANKLIN AVE 3. Date of Earliest Transaction (Month/Day/Year) 04/28/2005 (Street) TUSTIN, CA 92780 4. If Amendment, Date Original Filed(Month/Day/Year) 6. Individual or Joint/Group Filing(Check Applicable Line) _X_ Form filed by One Reporting Person ___ Form filed by More than One Reporting Person (City) (State) (Zip) Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned

1.Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Common Stock 04/28/2005   J(1)   295,600 D $ 4 0 D   Common Stock 04/28/2005   J(1)   1,000 D $ 4 0 I As custodian

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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)

1. Title of Derivative Security (Instr. 3)

2. Conversion or Exercise Price of Derivative Security

3. Transaction Date (Month/Day/Year)

3A. Deemed Execution Date, if any (Month/Day/Year)

4. Transaction Code (Instr. 8)

5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5)

6. Date Exercisable and Expiration Date (Month/Day/Year)

7. Title and Amount of Underlying Securities (Instr. 3 and 4)

8. Price of Derivative Security (Instr. 5)

9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)

10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)

11. Nature of Indirect Beneficial Ownership (Instr. 4)

Code

V

(A)

(D)

Date Exercisable

Expiration Date

Title

Amount or Number of Shares

Stock Option (right to buy)

$ 4.5

04/28/2005

J(1)

15,000

04/28/2005

10/27/2005

Common Stock

15,000

$ 0

0

D

Stock Option (right to buy)

$ 1.875

04/28/2005

J(1)

15,000

04/28/2005

04/24/2007

Common Stock

15,000

$ 0

0

D

Stock Option (right to buy)

$ 4.4375

04/28/2005

J(1)

5,000

04/28/2005

10/05/2008

Common Stock

5,000

$ 0

0

D

Stock Option (right to buy)

$ 2.375

04/28/2005

J(1)

7,500

04/28/2005

01/20/2010

Common Stock

7,500

$ 0

0

D

Stock Option (right to buy)

$ 2.125

04/28/2005

J(1)

10,000

04/28/2005

01/23/2011

Common Stock

10,000

$ 0

0

D

Stock Option (right to buy)

$ 1.19

04/28/2005

J(1)

10,000

04/28/2005

01/17/2012

Common Stock

10,000

$ 0

0

D

Stock Option (right to buy)

$ 1.59

04/28/2005

J(1)

10,000

04/28/2005

12/12/2012

Common Stock

10,000

$ 0

0

D

Stock Option (right to buy)

$ 3.1

04/28/2005

J(1)

10,000

04/28/2005

12/11/2013

Common Stock

10,000

$ 0

0

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
ALKIRE EDWARD A C/O SI TECHNOLOGIES INC 14192 FRANKLIN AVE TUSTIN, CA 92780	X

Signatures

/s/ Edward A. Alkire		05/17/2005
**Signature of Reporting Person		Date

Explanation of Responses:

*	If the form is filed by more than one reporting person, see Instruction 4(b)(v).
**	Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1)	Disposed of pursuant to merger agreement between issuer and Vishay Intertechnology, Inc. in exchange for cash in the amount of $4.00 per share and cancellation of options and warrants in exchange for cash in the amount of $4.00 per shares less the per share exercise price.

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