Exhibit
                10.1


March
      28,
      2007


Mr.
      David
      A. Buckel


1065
      Admiral Crossing


Alpharetta,
      GA 30005





Dear
      Dave:





On
      behalf
      of the Board of Directors and executive team of GigaBeam Corporation (“GigaBeam”
or the “Company”) this letter is written to express our appreciation and
      gratitude to you for nearly two and one-half years of service as a member of
      the
      GigaBeam Board of Directors and its three committees, including service as
      Chairman of the GigaBeam audit committee. In that regard, we wish to confirm
      the
      following:




1.
            GigaBeam
                agrees to pay you the deferred and unpaid director and committee
                fees as
                set forth in the attached schedule.





2.
            You
                hereby confirm your resignation as a member of the Company’s Board of
                Directors and each of its committees, effective close of business
                on March
                29, 2007.





3.
            From
                March 27, 2007 until January7, 2009, you agree from time to time
                to
                provide to the Company’s Board of Directors consulting services with
                respect to strategic development activities and such other projects
                as
                mutually agreed upon by you and the Company.





4.
            As
                compensation for your consulting services hereunder, your options
                to
                purchase (i) 45,000 shares of common stock of the Company granted
                October
                14, 2004 and (ii) 25,000 shares of common stock of the Company granted
                January 5, 2006, respectively, will continue to vest and remain
                exercisable in accordance with the Company’s 2004 Stock Option Plan and
                the applicable option grant
                notices.





5.
            GigaBeam
                agrees not to make any public or private statements about you which
                are
                either negative or disparaging and you agree not make any public
                or
                private statements about the Company or its management which are
                negative
                or disparaging. You agree to direct any inquiries from third parties
                regarding your resignation, the Company or its management to the
                Company’s
                counsel without comment. F





6.
            You
                agree to hold in confidence and not disclose (except as required
                by law)
                to any person or entity any non-public, confidential information
                about the
                Company and its business.





7.
            The
                indemnification provisions for officers and directors under the Company’s
                Amended and Restated Certificate of Incorporation, Bylaws and insurance
                policies are (to the maximum extent permitted by law) extended you
                with
                respect to any and all matters, events or transactions occurring
                or
                effected during your tenure as a member of the Company’s Board of
                Directors and in connection with your resignation hereunder all as
                provided therein. In addition, the Company will (to the maximum extent
                permitted by law) indemnify and hold you harmless from any loss,
                expense
                or damage you may suffer in connection with your service on and your
                resignation from the Company’s Board of Directors unless such loss,
                expense or damage is based upon any violation by you of the state
                or
                federal securities laws or any conduct by you which constitutes fraud,
                gross negligence, willful misconduct or
                malfeasance.




GigaBeam
          Corporation, 470 Springpark Place, Suite 900, Herndon, VA 20170 Tel:
          571-283-6200 Fax: 571-283-6203


Mr.
                  David A. Buckel
              March
                  28, 2007Page
                  2of 3




8.
            The
                Company and Messrs. Slaughter and Lockie, in their respective individual
                capacities, hereby release and acquit you for any and all actions,
                claims,
                demands, or other obligations arising out of or related to your service
                and resignation as a member of the Company’s Board of Directors; provided
                however, that this release shall not extend to any actions, claims
                or
                demands arising out of any alleged violation by you of the state
                or
                federal securities laws or any conduct which constitutes fraud, gross
                negligence, willful misconduct or malfeasance. You hereby release
                and
                acquit the Company and Messrs. Slaughter and Lockie, in their respective
                individual capacities, for any and all actions, claims, demands,
                or other
                obligations arising out of or related to your service and resignation
                as a
                member of the Company’s Board of Directors; provided however, that this
                release shall not extend to any actions, claims or demands arising
                out of
                any alleged violation by the Company or its officers and directors
                of the
                state or federal securities laws or any conduct which constitutes
                fraud,
                gross negligence, willful misconduct or malfeasance. Nothing in this
                letter shall prohibit any party from providing truthful testimony
                compelled by a valid subpoena issued by a court of competent jurisdiction;
                provided, however, that the party receiving the subpoena shall provide
                notice, including a copy of the subpoena, to the other parties promptly
                upon the service of the subpoena. You, on the one hand, and the Company,
                Mr. Slaughter and Mr. Lockie, on the other hand, represent and warrant
                to
                each of the others that there has been no assignment of any actions
                or
                claims nor institution of any action or claims by you, on the one
                hand,
                and the Company, Mr. Slaughter or Mr. Lockie, on the other hand,
                prior to
                the date of this letter and that neither you, on the one hand, nor
                the
                Company or Messrs. Slaughter and Lockie, on the other hand, are aware
                of
                any claims or demands assertable against the other.





If
      you
      agree to the foregoing, kindly sign, date and return this letter to our Herndon
      office at (571) 283-6203. Dave, it has been a pleasure to have you service
      on
      the Board of Directors of GigaBeam and we look forward to working with you
      as a
      consultant.





Sincerely,GigaBeam
                CorporationBy:/s/Louis S.
                SlaughterLouis
                S. SlaughterChairman and CEO




Accepted
              and agreed:





Signature:/s/David A.
      Buckel


David A. Buckel





Date:
      _____________________________








Accepted
      and agreed with respect to paragraph 8:





/s/Louis
                S.
                Slaughter
            /s/
                Douglas G.
                LockieLouis
                S. Slaughter, an individual
            Douglas
                G. Lockie, an individualDate:3-28-07
            Date:3/28/07








Mr.
                  David A. Buckel
              March
                  28, 2007Page 3of 3





GIGABEAM
      CORPORATION


Schedule
      of Accrued Director's Fees - D. Buckel


3/27/2007





Date
            
            Description
            
            Amount9/1/2006
            
            Q4
                2006 Board Fee
            
            $3,75010/27/2006
            
            Board
                Meeting Fee
            
            1,00011/2/2006
            
            Board
                Compensation Committee Telephonic Meeting
            
            50011/13/2006
            
            Board
                Audit committee Telephonic Meeting
            
            50012/15/2006
            
            Board
                Meeting Fee
            
            1,00012/15/2006
            
            Nominating
                Committee Meeting*
            
            -12/31/2006
            
            Audit
                Committee Chair - 2006
            
            5,0001/1/2007
            
            Q1
                2007 Board Fee
            
            3,7501/1/2007
            
            Q1
                2007 Audit Committee Chair
            
            1,2501/13/2007
            
            Teleconf
                Board Meeting Fee
            
            5001/25/2007
            
            Teleconf
                Board Meeting Fee
            
            5002/2/2007
            
            Teleconf
                Board Meeting Fee
            
            500Total
            
            $18,250*
                Held in conjunction with Board Meeting