Exhibit 10.36
                            SECURED PROMISSORY NOTE

                                                        Date: November 2, 1999
                                                        Oklahoma City, Oklahoma

                  This  promissory  note  ("Note") is made by Tower Tech,  Inc.,
("Borrower"),an  Oklahoma Corporation,  in favor of the City of Oklahoma City, a
municipal  corporation  organized  and  existing  under the laws of the State of
Oklahoma,  whose address is 200 North Walker  Avenue,  Oklahoma  City,  Oklahoma
73102 ("Lender").

         FOR VALUE RECEIVED,  Borrower promises to pay to Lender, on order, the
sum of Two Million Dollars  ($2,000,000)  together with interest thereon, all as
hereinafter provided and upon the following agreements, terms and conditions:

          Interest. The Loan have an interest rate of six percent (6%).

         Payment.  Borrower  shall pay interest only at the end of the first six
months.  Borrower  shall pay interest an all principal at the end of the twelfth
month or at such time thereafter as may be agreed to in writing by both parties.
All  payments  shall be made to the Lender,  on order,  at 420 West Main Street,
Suite 920,  Oklahoma City,  Oklahoma 73102, or at such other place as the Lender
or subsequent holder hereof may specify in writing from time to time.

         Prepayment.  Except as otherwise provided, Borrower may prepay interest
or  principal.  No  prepayment  hereunder  shall  affect the  obligation  of the
Borrower to pay the regular installments of principal and interest.  Prepayments
shall not  extend or  postpone  the due date of any  subsequent  installment  or
change the amount of such installment.

         Modification. This Note shall only be modified with the written consent
of the Borrower and the Lender.

         Security.  This  Note and the sums  evidenced  hereby  are  secured  as
follows:  $1,000,000  will be  secured by a Mortgage  on  Borrower's  plant real
estate and  $1,000,000  will be secured by a Uniform  Commercial  Code Financing
Statement on the Borrower's inventory and accounts  receivable,  which lien will
be subject to liens in favor of People  First Bank of  Kingfisher.  In addition,
Harold Curtis, CEO; Robert Brink, President;  Micah Curtis, Vice President;  and
Charles  Whitsitt,  Chief Finance  Officer have executed  non-recourse  personal
guaranties  secured  by a pledge  of their  common  stock  in Tower  Tech,  Inc.
Borrower  agrees to perform  and comply  with all of the  agreements,  terms and
conditions of the  Mortgage.  Default by the  Borrower,  or Mortgagor  under the
Mortgage in any of the terms and  conditions  of the Mortgage or other  security
agreements  shall at the option of the holder hereof,  be construed as a default
under this Note.

          Transfer of Property.  If the real property given as security for this
Note or any part thereof is sold,  transferred or otherwise  disposed of without
Lender's prior written consent, Lender may declare all principal and interest to
be  immediately  due  and  payable.  The  obligations  of the  Borrower  are not
assignable  nor assumable by any person or firm, nor may any person or firm take
or receive  the  property  "subject  to" this Note,  without  the prior  written
consent of Lender.

          Default,  Late Charges and  Acceleration.  In the event of any payment
default,  the Lender or any  subsequent  holder may, at its option,  declare the
entire  principal  balance and accrued interest of this Note immediately due and
payable  without  notice or other  demand.  Failure to  exercise  this option to
accelerate shall not constitute a waiver of the right to exercise such option at
any time Borrower is in default. In addition, if any installment under this Note
is unpaid more than fifteen  (15) days after it is due,  there shall be added to
each such delinquent installment a late charge equal to four percent (4%) of the
installment. A "default" shall mean any failure to pay any sum then owing hereon
when due,  or the  failure to pay any other sum which may become due and payable
pursuant  to the  Mortgage,  or other  Loan  Documents  as  defined  in the Loan
Agreement, or any breach of warranty in or the failure to perform or comply with
any of the  agreements,  terms and  conditions  of the  Mortgage,  or other Loan
Documents.  All  payments  made after  default  shall be  applied  first to late
charges, then to interest, and then to principal.

          Attorney's  Fees,  Costs and Expenses.  In the event of any default in
the  payment of this  Note,  and if this Note is  referred  to an  attorney  for
collection or suit is brought  hereon,  the Borrower  shall pay to Lender or any
subsequent  holder all  expenses  and costs of  collection,  including,  but not
limited to, reasonable  attorney's fees. Any judgment recovered by the Lender or
subsequent  holder shall bear  interest at the highest rate  permitted by law on
such judgment.

          Liability.  All persons  signing this Note as Borrower agree that they
shall be liable hereon jointly and severally, and they waive demand, presentment
for payment, protest and notice of protest, and of nonpayment.  Each such person
agrees that any  modification  or  extension of the terms of payment made by the
Lender or subsequent  holder of this Note with or without notice, at the request
of any person  liable  hereon or owning an  interest  in any  property,  real or
personal,  described in the  Mortgage,  or a release of any party liable for his
obligation,  or a release of property, real or personal, or any part hereof from
the lien of the Mortgage shall not diminish or impair his or their liability for
the payment hereof.

         Venue and Applicable  Law.  Borrower agrees that the venue and forum of
any action hereon shall be the District Court of Oklahoma County,  Oklahoma, and
this Note shall be construed according to the laws of the State of Oklahoma.

                                Tower Tech, Inc.

                                    By:  ss/CHARLES D./ WHITSITT
                                         -----------------------

                                         Charles D. Whitsitt

                                         Chief Financial Officer

CORPORATE ACKNOWLEDGMENT

STATE OF OKLAHOMA
COUNTY OF OKLAHOMA

     On this lst day of November, 1999, before me personally appeared Charles D.
Whitsitt to me known to be the CFO of Tower Tech,  Inc. that executed the within
and foregoing  instrument,  and acknowledged  said instrument to be the free and
voluntary act and deed of said  corporation,  for the uses and purposes  therein
mentioned,  and on oath  stated  that  he/she was  authorized  to  execute  said
instrument and that the seal affixed is the corporate seal of said corporation.
In Witness  Whereof I have  hereunto  set my hand the day and year  first  above
written.

                                                ss/PATTY LEWIS POAG
                                                -------------------
                                                NOTARY PUBLIC

MY COMMISSION EXPIRES:  March 9, 2002

APPROVED as to form and legality this 2nd day of November, 1999.

                                                ss/DARRELL SIMMONS
                                                -------------------
                                                Assistant Municipal Counselor