Exhibit B Each of the employment agreements to be executed with Messrs. Youngblood, Regan and Moore shall provide for the following: Salary of $100,000 per annum A "bonus" if no liability arises under the lease for the premises at Newbury Park...

Exhibit B


     Each of the employment  agreements to be executed with Messrs.  Xxxxxxxxxx,
Xxxxx and Xxxxx shall provide for the following:

Salary of $100,000 per annum

     A "bonus"  if no  liability  arises  under the  lease for the  premises  at
Newbury Park

     Warrants to receive  1.66 shares of  DATAMETRICS  Common Stock to be issued
for each $1.00 of revenue of PEC in excess of $4,000,000  for the fiscal year to
end October 31, 2002.

Restrictive Covenants for Non-competition

     Principal place of employment to be in Southern California, but will travel
to Orlando  Florida and to  customers  at  DATAMETRICS'  expense as requested by
DATAMETRICS.

One year term subject to extension