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Determine the Fourier Series representation of the signal x(t)=-1-2cos(27pi(t)-(pi/4))+cos(63pi(t)-(pi/2)).Sketch the two-sided spectrum of the same signal above.
A coaxial cable contains material with a dielectric constant of 9. The diameter of the inner conductor is 2 mm and the diameter of the outer conductor is 12 mm. Determine the characteristic impedance in ohms
The analog signal cos (200t) is digitized using a sampling frequency of 300 Hz, and a quantization of 8 bits per sample. How many bits will be used to store 2 minutes of the digital signal
An alarm is powered by 120 VAC, and the on/off state of the alarm is controlled by an EM relay. Design the interface between a computer output port and the EM relay. The dropout voltage is 3.5 V, and the coil current needs at least 100 mA. Limit t..
design an IIR high-pass filter using bilinear method in a system with sampling frequency of 100 Hz. The lower and higher cutoff frequencies are at 18 Hz and 35 Hz respectively. Pre-warp the cutoff frequencies.
Prompt the user to enter a letter indicating Celsius or Fahrenheit C or c indicates that temperature entered is in Celsius. F or f indicates that temperature entered is in Fahrenheit.
Data at a rate of 2 Mbps is to be transmitted via a pass-band communication system whose carrier frequency is 500MHz. A binary antipodal system with roll-off factor of 0.2 is used for this communication. The AWGN single-sided power spectral densit..
Determine the transfer function of the second-order (2 poles) lowpass Butterworth filter with a 3-dB cutoff frequency of 5 kHz. Design it using the Sallen-Key lowpass filter configuration, find all the values of the circuit elements
A dc separately excited generator runs at 1200 rpm. the rated current and voltages are 100 A at 240 V. The armature resistance is 0.15 (ohms). The open circuit magnetization characteristics at 1200 rpm are
An eight-point real-valued signal s has DFT given by S = [ 3 x1 4 -4+3j -2 x2 x3 1-2j ] A. Compute s[0] - s[1] + s[2] - s[3] + s[4] - s[5] + s[6] - s[7] using one entry of X only. B. Determine the values of x1, x2, x3.
An NMOS pass-transistor switch with W/L= 1.2 um / 0.8 um. used in a 3.3-V system for which Vt0 = 0.8 V,(lambda)= 0.5 V^(1/2), 2(phi)f= 0.6 V , unCox = 3upCox = 75 uA/V^2, drives a 100-fF load capacitance at the input of a matched standard CMOS inv..
Design a common collector circuit using a npn silicon transistor having Beta=90 with Vcc=20 V The desired Q-point is Vce=14V and Ie=2mA
e) What is the value of C such that the energy stored in the capacitor equals the energy stored in the inductor f) How much energy is stored in the 3.9?F capacitor Use the formula for the energy. g) What is the power dissipated in the resistors
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