frequency modulators 15 simulation and modelling 9 radiocommunications 8 electronic circuits 6 frequency modulation 5 telecommunications 5 microelectronics 3 more ... wireless communicaation 2 electronic filters 2 history 2 history of science and technology 2 integrated circuits 2 oscillators 2 osobnosti 2 industrial automation 2 radio transmitters 2 LC oscillators 1 analogue signals 1 difference equations 1 electric capacitors 1 phase diagram 1 signal generators 1 compressors 1 mathematical models 1 microwaves 1 mobile communication 1 frequency multipliers 1 audiofrequency signals 1 operational amplifiers 1 semiconductor devices 1 less ...