Exhibit 99.3

CHARTER OF THE NOMINATING AND CORPORATE GOVERNANCE COMMITTEE OF SIGNAL ACQUISITION CORP.

(a Delaware Corporation)

Membership

The Nominating and Corporate Governance Committee (the “Committee”) of the board of directors (the “Board”) of Signal Acquisition Corp. (the “Company”) shall consist of three or more directors. Each member of the Committee shall be independent in accordance with the rules of Nasdaq.

The members of the Committee shall be appointed by the Board. The members of the Committee shall serve for such term or terms as the Board may determine or until earlier resignation or death. The Board may remove any member from the Committee at any time with or without cause.

Purpose

The purpose of the Committee is to carry out the responsibilities delegated by the Board relating to the Company's director nominations process and procedures, developing and maintaining the Company's corporate governance policies and any related matters required by the federal securities laws.

Duties and Responsibilities

The Committee shall have the following authority and responsibilities:

To determine the qualifications, qualities, skills, and other expertise required to be a director and to develop, and recommend to the Board for its approval, criteria to be considered in selecting nominees for director (the “Director Criteria”).

To identify and screen individuals qualified to become members of the Board, consistent with the Director Criteria. The Committee shall consider any director candidates recommended by the Company's stockholders pursuant to the procedures described in the Company's proxy statement.

To select and approve the nominees for director to be submitted to a stockholder vote at the annual meeting of stockholders, subject to approval by the Board.

To develop and recommend to the Board a set of corporate governance guidelines applicable to the Company, to review these principles at least once a year and to recommend any changes to the Board.

To oversee the Company's corporate governance practices and procedures, including identifying best practices and reviewing and recommending to the Board for approval any changes to the documents, policies and procedures in the Company's corporate governance framework.

To review the Board's committee structure and composition and to make recommendations to the Board regarding the appointment of directors to serve as members of each committee and committee chairmen annually.

If a vacancy on the Board and/or any Board committee occurs, to identify and make recommendations to the Board regarding the selection and approval of candidates to fill such vacancy either by election by stockholders or appointment by the Board.

To develop and oversee a Company orientation program for new directors and a continuing education program for current directors, periodically review these programs and update them as necessary.

To review, approve and oversee any transaction between the Company and any related person (as defined in Item 404 of Regulation S-K) on an ongoing basis in accordance with the Company's related party transaction approval policy.

To review and discuss with management disclosure of the Company's corporate governance practices, including information regarding the operations of the Committee and other Board committees, director independence and the director nominations process, and to recommend that this disclosure be, included in the Company's proxy statement or annual report on Form 10-K, as applicable.

To develop and recommend to the Board for approval an Officer succession plan (the “Succession Plan”), to review the Succession Plan periodically with the CEO, develop and evaluate potential candidates for executive positions, and recommend to the Board any changes to and any candidates for succession under the Succession Plan.

Outside Advisors

The Committee shall have the authority, in its sole discretion, to select, retain and obtain the advice of a director search firm as necessary to assist with the execution of its duties and responsibilities as set forth in this Charter. The Committee shall set the compensation and oversee the work of the director search firm. The Committee shall have the authority, in its sole discretion, to retain and obtain the advice and assistance of outside counsel, an executive search firm and such other advisors as it deems necessary to fulfill its duties and responsibilities under this Charter. The Committee shall set the compensation and oversee the work of its outside counsel, the executive search firm and any other advisors. The Committee shall receive appropriate funding from the Company, as determined by the Committee in its capacity as a committee of the Board, for the payment of compensation to its search consultants, outside counsel and any other advisors.

The Committee shall review this Charter at least annually and recommend any proposed changes to the Board for approval.

Delegation of Authority

The Committee shall have the authority to delegate any of its responsibilities, along with the authority to take action in relation to such responsibilities, to one or more subcommittees as the Committee may deem appropriate in its sole discretion.

Performance Evaluation

The Committee shall conduct an annual evaluation of the performance of its duties under this charter and shall present the results of the evaluation to the Board. The Committee shall conduct this evaluation in such manner as it deems appropriate.