on the 1) Below is a block diagram of FM modulator circuit. m(t) sign W=15 kHz with bandwidth a limited base band audio signal, and the frequency range allowed channel for FM brodcasting is 100M Hz the following questions, since there is 100kHz around the center frequency. (Note: max 1 m(t) 1 = 1, LO ALOCOS (21 flot). NBFM must be obtained first.) answer a) S, (+) and S(+) find the mathematical expressions of (+). b) Within both signs ok f frequency sensitivity, of frequency deviation a mount, P modulation index BT specify the band width. c) Calculate the passing band frequency range of the B PF and the frequency of the local oscillator. the output power of the modulator, dl. De fine S1 S2 (+) BPF ^ PM 25 kf -90K LO on the 1) Below is a block diagram of FM modulator circuit. m(t) sign W=15 kHz with bandwidth a limited base band audio signal, and the frequency range allowed channel for FM brodcasting is 100M Hz the following questions, since there is 100kHz around the center frequency. (Note: max 1 m(t) 1 = 1, LO ALOCOS (21 flot). NBFM must be obtained first.) answer a) S, (+) and S(+) find the mathematical expressions of (+). b) Within both signs ok f frequency sensitivity, of frequency deviation a mount, P modulation index BT specify the band width. c) Calculate the passing band frequency range of the B PF and the frequency of the local oscillator. the output power of the modulator, dl. De fine S1 S2 (+) BPF ^ PM 25 kf -90K LO