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Input and Output characteristics of BJT: [For common emitter configuration]

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Frequency spectrum diagram.

Given FC = 100 KHZ

1] Fm = 5 KHZ

a] $F_{USB} = f_m + f_c$

= 100 KHz + 5KHz

= 105 KHz

b] $f_{LSB} = f_c - f_m$

= 100KHz - 5KHz

= 95KHz

2] Bandwidth = 2fm

= 2 x 5Kz

= 10 KHz

3] Frequency spectrum:

enter image description here

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