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

SCHEDULE 13D
Under the Securities Exchange Act of 1934
(Amendment No. 3)*

Nortech Systems Incorporated
(Name of Issuer)

Common Stock, $0.01 par value per share
(Title of Class of Securities)

656553 104
(CUSIP Number)

Kyle S. Packer

1482 Aqua Vista Drive

Lawrenceburg, Indiana 47025

(513) 703-9311

(Name, Address and Telephone Number of Person
Authorized to Receive Notices and Communications)

Copies to:

Allison A. Westfall, Esq.

Keating Muething & Klekamp PLL

One East Fourth Street, Suite 1400

Cincinnati, Ohio 45202

(513) 579-6987

August 20, 2015

(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 that is the subject of this Schedule 13D, and is filing this schedule because of §§240.13d-1(e), 240.13d-1(f) or 240.13d-1(g), check the following box. ☐

Note: Schedules filed in paper format shall include a signed original and five copies of the schedule, including all exhibits.  See §240.13d-7 for other parties to whom copies are to be sent.

^*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 disclosures provided in a prior cover page.

The information required on 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).

Item 1.

Security and Issuer

This Statement on Schedule 13D Amendment No. 3 ("Amendment") amends and restates the Schedule 13D filed June 24, 2015 (as amended by Amendment No. 1 filed on July 7, 2015, and as further amended by Amendment No. 2 filed on July 30, 2015, collectively the "Schedule 13D") by Kyle S. Packer, Jason R. Herr, Paul B. Luber and Mutiny Fund I, LP (collectively, the Original Reporting Persons") relating to the shares of the common stock, par value $0.01 per share (the "Common Stock") of Nortech Systems Incorporated, a Minnesota corporation whose principal executive offices are located at 1120 Wayzata Blvd. E., Suite 201, Wayzata, Minnesota 55391 (the "Issuer"). The Original Reporting Persons as well as Neal B. Jannol, a United States citizen, Garry Anderly, a United States citizen, and Keith Pieper, a United States citizen, are each a "Reporting Person" and are collectively referred to herein as the "Reporting Persons". Unless otherwise indicated, all capitalized terms used herein shall have the meanings given to them in the Schedule 13D, and unless amended or supplemented hereby, all information previously filed remains in effect.

Item 2.

Identity and Background

Item 2 of the Schedule 13D is hereby amended and supplemented by the addition of the following:

(a)-(c) This Schedule 13D is being filed jointly by the following Reporting Persons:

·	Keith Pieper, a citizen of the United States of America, whose principal residence address is 3258 West Moore Road, Tucson, Arizona 85742 with a telephone number of (520) 219-8285.  Mr. Pieper is retired from senior management at EMS Contract Manufacturers.

 (f) Mr. Pieper is a citizen of the United States of America.

Item 3.

Source and Amount of Funds or Other Consideration

Item 3 of the Schedule 13D is hereby amended and restated as follows:

The Reporting Persons acquired the combined 218,570 shares of the Issuer's Common Stock through open-market purchases using personal funds and, in the case of Mutiny Fund I, LP using personal funds of its limited partners.

Item 4.

Purpose of Transaction

Item 4 of the Schedule 13D is hereby amended and supplemented by the addition of the following:

Item 5.

Interest in Securities of the Issuer

Item 5 of the Schedule 13D is hereby amended and supplemented by the addition of the following:

Item 7.

Material to Be Filed as Exhibits

99.1

Joint Filing Agreement (incorporated by reference to the Schedule 13D filed by the Original Reporting Persons on June 24, 2015)

99.2

Power of Attorney for Kyle S. Packer (incorporated by reference to the Schedule 13D filed by the Original Reporting Persons on June 24, 2015)

99.3

Power of Attorney for Jason R. Herr (incorporated by reference to the Schedule 13D filed by the Original Reporting Persons on June 24, 2015)

99.3

Power of Attorney for Paul B. Luber (incorporated by reference to the Schedule 13D filed by the Original Reporting Persons on June 24, 2015)

99.4

Power of Attorney for Mutiny Fund I, LP (incorporated by reference to the Schedule 13D filed by the Original Reporting Persons on June 24, 2015)

99.5

Letter to Board of Directors and CEO of Nortech Systems Incorporated (incorporated by reference to the Schedule 13D filed by the Original Reporting Persons on June 24, 2015)

99.6

Restated Joint Filing Agreement (incorporated by reference to Amendment No. 1 to the Schedule 13D filed by the Original Reporting Persons and Neal B. Jannol  on July 7, 2015)

99.7

Power of Attorney for Neal B. Jannol (incorporated by reference to Amendment No. 1 to the Schedule 13D filed by the Original Reporting Persons and Neal B. Jannol  on July 7, 2015)

99.8

Second Restated Joint Filing Agreement (incorporated by reference to Amendment No. 2 to the Schedule 13D filed by the Original Reporting Persons and Garry Anderly on July 30, 2015)

99.9

Power of Attorney for Garry Anderly (incorporated by reference to Amendment No. 2 to the Schedule 13D filed by the Original Reporting Persons and Garry Anderly on July 30, 2015)

99.10

Power of Attorney for Keith Pieper (filed herewith)

99.11

Third Restated Joint Filing Agreement (filed herewith)

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.

The original statement shall be signed by each person on whose behalf the statement is filed or his authorized representative.  If the statement is signed on behalf of a person by his authorized representative (other than an executive officer or general partner of the filing person), evidence of the representative's authority to sign on behalf of such person shall be filed with the statement: provided, however, that a power of attorney for this purpose which is already on file with the Commission may be incorporated by reference.  The name and any title of each person who signs the statement shall be typed or printed beneath his signature.

 

EXHIBIT 99.10

POWER OF ATTORNEY

Know by all these presents, that the undersigned, Keith Pieper, hereby makes, constitutes and appoints each of William J. Keating, Mark F. Reuter and Allison Westfall as the undersigned's attorneys-in-fact (the "Attorneys-In-Fact"), with full power and authority, including without limitation the power of substitution and resubstitution, acting together or separately, in the name of and for and on the behalf of the undersigned:

(a) For the purpose of complying with the requirements of the Securities Act of 1933, as amended, and the rules of the Securities and Exchange Commission (the "Commission") promulgated thereunder (collectively, the "Securities Act"), and the Securities Exchange Act of 1934, as amended, and the rules of the Commission promulgated thereunder (collectively, the "Exchange Act"), to prepare or cause to be prepared, execute, sign and file with the Commission and all applicable securities exchanges on behalf of the undersigned all statements, reports and other filings (including without limitation any amendments thereto) required to be filed by the undersigned under the Securities Act or the Exchange Act, including without limitation all Schedules 13D, Schedules 13G, Schedules 13E-3, Schedules 14D-1, and any amendments or exhibits thereto, with respect to the securities of Nortech Systems Incorporated (the "Issuer"); and

(b) To make, execute, acknowledge, and deliver such other documents, letters, and other writings, including communications to the Commission, and in general to do all things and to take all actions, which the Attorneys-In-Fact in his or her sole discretion may consider necessary or proper in connection with or to carry out the objective of complying with the Securities Act and the Exchange Act, as fully as could the undersigned if personally present and acting.  The Attorneys-In-Fact are hereby empowered to determine in his/her sole discretion the time or times when, purpose for and manner in which any power therein conferred upon him or her shall be exercised, and the conditions, provisions, or other contents or any report, instrument or other document which may be executed by him or her pursuant hereto.

The undersigned hereby ratifies all that the Attorneys-In-Fact or his or her substitute or substitutes shall do under the authority of this Power of Attorney.

The Attorneys-In-Fact shall have full power to make and substitute any other Attorneys-In-Fact in his or her place and stead.  The term "Attorneys-In-Fact" shall include the respective substitutes of any Attorneys-In-Fact.

The undersigned acknowledges that the foregoing Attorneys-In-Fact, in serving in such capacity at the request of the undersigned, are not assuming, nor is the Issuer assuming, any of the undersigned's responsibilities to comply with the Securities Act or the Exchange Act.

This Power of Attorney shall remain in full force and effect until the undersigned is no longer required to make filings with the Securities and Exchange Commission with respect to the undersigned's holdings of and transactions in securities issued by the Issuer, unless earlier revoked by the undersigned in a signed writing delivered to the foregoing Attorneys-In-Fact.

		/s/ Keith Pieper
		Name:  Keith Pieper