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LESSON 11

                                    CIRCUITS

         PART 1

         Task 1. Learn the following words and word combinations:
         Range  from, synthesizing,  liaising with the customer, to verify the
         correctness of the design, a breadboard, alterations to the circuit, to
         achieve  compliance,  draughtspersons,  to  ensure  compliance  with
         customer requirements, approve, post-design services, obsolescence
         of components.

         Task 2.  Make up your own  sentences using words and phrases
         from the previous exercise.

         TEXT 1
                                 CIRCUIT DESIGN
               The process of circuit design can cover systems ranging from
         complex  electronic  systems  all  the  way  down  to  the  individual
         transistors within an integrated circuit. For simple circuits the design
         process can often be done by one person without needing a planned
         or structured design process, but for more complex designs, teams of
         designers following a systematic approach with intelligently guided
         computer simulation are becoming increasingly common.
               In  integrated  circuit  design  automation,  the  term  "circuit
         design" often refers to the step of the design cycle which outputs the
         schematics of the integrated circuit. Typically this is the step between
         logic design and physical design.
               Formal circuit design usually involves the following stages:
         -  sometimes,  writing  the  requirement  specification  after  liaising
             with the customer
         -  writing  a  technical  proposal  to  meet  the  requirements  of  the
             customer specification


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