A signal, VAM = 100 cos (2π x 101) + + 20 cos 650 + + 50 cos 1300 + cos (2πTX10¹) is amplitude modulated, (a) Show the frequency spectrum (6) measure the bandwidth.

4.) Given the following LRC circuit (L = .012 H, R = 8 ohm, C = 2 F, w = 2*60*pi), Vmax = 100V. A.) Draw a phasor diagram of the circuit. B.) By what degree does the voltage source lead or lag the current? C.) What frequency of the voltage source is necessary to reach resonance?

a. Determine the frequency responseVout( jω)/Vin( jω) for the circuit of Figure. b. Plot the magnitude and phase of the circuit forfrequencies between 10 and 107 rad/s on graphpaper, with a linear scale for frequency. c. Repeat part b, using semilog paper. (Place thefrequency on the logarithmic axis.) d. Plot the magnitude response on semilog paper withmagnitude in decibels.

Construct the single-sided and double-sided spectrum of the following signal. Plot both Amplitude and Phase

A Lead-lag circuit has a resonant frequency of 3.5kHz. What is the rms output voltage if an input signal with a frequency equal to fr and with an rms value of 2.2V is applied to the input?

what is the ratio qA\qB (magnitude only)?

The inductance coil in the series resonant circuit is 0.2 H, and the resistance coil is 50 Q. At what capacitance value does resonance occur at 1500 kHz in this circuit? Assuming a 100 V r.m.s. e.m.f. at the source.

! Required information Consider the circuit given below. Vin R₁ 12 m R₂ Tout Evaluate the magnitude of H(jw) at frequencies of 10 kHz, 1 MHz, and 100 MHz for the case where R₁ = 3 kQ, R₂ = 11.00 kQ, 4₁ = 5 mH, and L2 = 8 mH. (Round the final answers to three decimal places.) The magnitude of H(jw) at 10 kHz is The magnitude of H(jw) at 1 MHz is The magnitude of H(jw) at 100 MHz is us. μS. nS.

An AC voltage of fixed amplitude is applied across a series RLC circuit. The components are such that the current at half the res-onant frequency is half the current at resonance. Show that the current at twice the resonant frequency is also half the current at resonance.

1) For the circuit shown below, derive the resonant frequency and plot the resonant frequency behaviour as a function of the resistance R, inductance L and capacitance C.