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

 SCHEDULE 13G/A

 Under the Securities Exchange Act of 1934*

 Elecsys Corporation
--------------------------------------------------------------------------------
 (Name of Issuer)

 Common Stock
--------------------------------------------------------------------------------
 (Title of Class of Securities)

 28473 10 0
--------------------------------------------------------------------------------
 (CUSIP Number)

 February 14, 2008
 (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)

*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 (the "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).





-------------------------------------------------------------------------------------------------------------------
CUSIP No. 28473 10 0
-------------------------------------------------------------------------------------------------------------------


 1 NAME OF REPORTING PERSON
 I.R.S. IDENTIFICATION NO. OF ABOVE PERSON (entities
 only)

 Karl B. Gemperli
----------------------- -----------------------------------------------------------------------------------------------

 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions)
 (a) [ ]

 (b) [ ]

----------------------- -----------------------------------------------------------------------------------------------

 3 SEC USE ONLY

----------------------- -----------------------------------------------------------------------------------------------

 4 CITIZENSHIP OR PLACE OF ORGANIZATION

 United States Citizen
----------------------- -----------------------------------------------------------------------------------------------


 5 SOLE VOTING POWER
 NUMBER OF SHARES
BENEFICIALLY OWNED BY 489,992*
EACH REPORTING PERSON
 WITH:
 -------------- --------------------------------------------------------------------------------

 6 SHARED VOTING POWER

 0

 -------------- --------------------------------------------------------------------------------

 7 SOLE DISPOSITIVE POWER

 489,992*

 -------------- --------------------------------------------------------------------------------

 8 SHARED DISPOSITIVE POWER

 0

----------------------- -----------------------------------------------------------------------------------------------

 9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

 489,992*

----------------------- -----------------------------------------------------------------------------------------------

 10 CHECK IF THE AGGREGATE AMOUNT IN ROW 9 EXCLUDES CERTAIN SHARES (See Instructions) [ ]
 Not Applicable


----------------------- -----------------------------------------------------------------------------------------------

 11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
 14.9%**

----------------------- -----------------------------------------------------------------------------------------------

 12 TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)

 IN
----------------------- -----------------------------------------------------------------------------------------------

*Includes 110,000 shares of common stock that may be acquired pursuant to
presently exercisable options.

**Based on 3,285,437 outstanding shares of common stock, par value $0.01 per
share, as reported by Elecsys Corporation on its Form 10-QSB, as filed with the
Securities and Exchange Commission on March 10, 2008.



Item 1(a) Name of Issuer:

 Elecsys Corporation

Item 1(b) Address of Issuer's Principal Executive Offices:

 846 N. Mast-Way
 Olathe, KS 66061

Item 2(a) Name of Person Filing:

 Karl B. Gemperli

Item 2(b) Address of Principal Business Office or, if None, Residence:

 846 N. Mast-Way
 Olathe, KS 66061

Item 2(c) Citizenship:

 United States Citizen

Item 2(d) Title of Class of Securities:

 Common Stock, par value $0.01 per share

Item 2(e) CUSIP Number:

 28473 10 0

Item 3 The Person Filing is:

 Not Applicable

Item 4 Ownership:

(a) Amount beneficially owned: 489,992 shares*

(b) Percent of class: 14.9%**

(c) Number of shares as to which the person has:

 (i) Sole power to vote or to direct the vote: 489,992 shares*

 (ii) Shared power to vote or direct the vote: 0 shares

 (iii) Sole power to dispose or to direct the disposition of: 489,992
shares*

 (iv) Shared power to dispose or to direct the disposition of: 0 shares

*Includes 110,000 shares of common stock that may be acquired pursuant to
presently exercisable options.

 1




 **Based on 3,285,437 outstanding shares of common stock, par value $0.01 per
share, as reported by Elecsys Corporation on its Form 10-QSB, as filed with the
Securities and Exchange Commission on March 10, 2008.

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:

 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:

 By signing below I certify that, to the best of my 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.


 2


 SIGNATURE

 After reasonable inquiry and to the best of my knowledge and belief, the
parties below certify that the information set forth in this statement is true,
complete and correct.

Dated: April 30, 2008
 /s/ Karl B. Gemperli
 ---------------------------------
 Karl B. Gemperli




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