26. (a)Design a band stop filter using RC components that will only allow a range of frequencies to pass above 30kHz and below 105kHz. Assuming that both the resistors have values of 15k0, Calculate (1) the capacitors required. (ii) the center frequency and -3 dB bandwidth. (iii) Draw the final circuit diagram.
26. (a)Design a band stop filter using RC components that will only allow a range of frequencies to pass above 30kHz and below 105kHz. Assuming that both the resistors have values of 15k0, Calculate (1) the capacitors required. (ii) the center frequency and -3 dB bandwidth. (iii) Draw the final circuit diagram.
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Transcribed Image Text:26. (a)Design a band stop filter using RC
components that will only allow a range of
frequencies to pass above 30kHz and below
105kHz. Assuming that both the resistors have
values of 15kO, Calculate
(i) the capacitors required.
(ii) the center frequency and -3 dB bandwidth.
(iii) Draw the final circuit diagram.
26. (b) Derive the expression for modulation index
for AM with neat diagram.
26. (c) Justify why Multiplexing is required for
telecommunication?.
(d) Differentiate between Amplitude Shift Keying
and Frequency Shift Keying.
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