SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, D.C. 20549
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SCHEDULE 13D
(Rule 13d-101)
UNDER THE SECURITIES EXCHANGE ACT OF 1934
DETECTION SYSTEMS, INC.
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(Name of Issuer)
Common Stock, par value $0.05 per share
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(Title of Class of Securities)
250644 10 1
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(CUSIP Number)
Frank J. Ryan, Vice President
Detection Systems, Inc.
130 Perinton Parkway
Fairport, NY 14450
716-421-4225
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(Name, Address and Telephone Number of Person
Authorized to Receive Notices and Communications)
September 24, 1997
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(Date of Event Which Requires Filing of This Statement)
If the filing person has previously filed a statement on Schedule 13G
to report the acquisition which is the subject of this Schedule 13D, and is
filing this schedule because of Rule 13d-1 (b) (3) or (4), check the
following box [ ].
(Continued on the following pages)
(Page 1 of 4 Pages)
(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>
CUSIP NO. 250644 10 1 13D Page 2 of 4 Pages
1. Names of Reporting Persons.
S.S. or I.R.S. Identification Nos. of Above Persons:
David B. Lederer, S.S.# ###-##-####
2. Check the Appropriate Box if a Member of a Group* (a) [ ]
(b) [ ]
3. SEC Use Only
4. Source of Funds
5. Check box if disclosure of legal proceedings is required pursuant to
Item 2(d) or 2(e) [ ]
6. Citizenship or Place of Organization:
United States of America
Number of 7. Sole Voting Power 203,537
shares
beneficially 8. Shared Voting Power none
owned by
each 9. Sole Dispositive Power 203,537
reporting
person with 10. Shared Dispositive none
Power
11. Aggregate amount beneficially owned by each reporting person
321,002(1)
12. Check box if the aggregate amount in row (11) excludes
certain shares* [ ]
13. Percent of class represented by amount in row (11)
5.4%
14. Type of reporting person
IN
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(1) Includes 117,465 shares which may be acquired by Mr. Lederer upon
retirement pursuant to the Company's Deferred Compensation and Deferred
Stock Bonus Plans.
<PAGE>
CUSIP NO. 250644 10 1 Schedule 13D Page 3 of 4 Pages
Item 1. Security and Issuer.
Common Stock, par value $0.05 per share
Detection Systems, Inc.
130 Perinton Parkway
Fairport, NY 14450
Item 2. Identity and Background.
a. Name: David B. Lederer
b. Residence or Business Address. Detection Systems, Inc., 130
Perinton Parkway, Fairport, NY 14450
c. Present Principal Occupation. Executive Vice President of
Detection Systems, Inc.
d. Criminal Proceedings. The reporting person has not been
convicted in any criminal proceedings during the last five
years.
e. Civil Proceedings. The reporting person has not been a party
to any civil proceedings during the last five years.
f. Citizenship. United States of America
Item 3. Source and Amount of Funds or Other Consideration.
N/A
Item 4. Purpose of Transaction.
Mr. Lederer sold 130,000 shares on 9/24/97 as a selling
shareholder in Detection Systems' public offering in which the
Company issued and sold 1,325,000 shares and selling shareholders
sold 220,000 shares. The shares were priced at $20.00 per share.
Item 5. Interest in Securities of the Issuer.
a. Aggregate Amount Beneficially Owned: 321,002(1) or
5.4% of class
b. Number of Shares as to which such person has:
1. sole power to vote or to direct the vote: 203,537
2. shared power to vote or to direct the vote: 0
3. sole power to dispose or to direct the disposition of:
203,537
4. shared power to dispose or to direct the disposition
of: 0
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(1) Includes 117,465 shares which may be acquired by Mr. Lederer upon
retirement pursuant to the Company's Deferred Compensation and Deferred
Stock Bonus Plans.
<PAGE>
CUSIP NO. 250644 10 1 Schedule 13D Page 4 of 4 Pages
c. Transactions effected during the past 60 days:
Mr. Lederer was awarded a stock bonus of 7,415
shares on 6/3/97 at a per share cost of $17.50. This bonus
was deferred to the Company's Deferred Stock Bonus Plan.
Said shares may be acquired by Mr. Lederer upon retirement.
Mr. Lederer made a charitable donation of 274
shares on 9/23/97.
Mr. Lederer sold 130,000 shares on 9/24/97 as a
selling shareholder in Detection Systems' public offering in
which the Company issued and sold 1,325,000 shares and
selling shareholders sold 220,000 shares. The shares were
priced at $20.00 per share.
d. Other Persons Having Right to Receive or Direct.
N/A
e. Date on Which Reporting Person Ceased to be 5%
Holder. N/A
Item 6. Contracts, Arrangements, Understandings or Relationships With
Respect to Securities of the Issuer.
See Form S-2 filed with the Securities and Exchange Commission
dated September 19, 1997.
Item 7. Material to be Filed as Exhibits.
None.
SIGNATURE
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.
11/24/97
_________________________________
(Date)
/s/ David B. Lederer
_________________________________
(Signature)
David B. Lederer, Executive Vice President
_________________________________
(Name/Title)
