الفهرس | Only 14 pages are availabe for public view |
Abstract this thesis presents a new fm modulator using a gyrator one of modulatin conductances is made to vary with the modulating signal. the circuit realizing this modulator has the advantege that it can de integrated. in the first chapter, some features of fm system are reviewed such as its theory, the effect of interfering noise in determining a threshold level and the benefits of emphasis in fm system. |