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The transmitting fiber has a core diameter of 80µm and the receiving fiber has a core diameter of 110µm. The transmitting fiber has n1=1.46 n2=1.40 and the receiving fiber has n1=1.48 an
A fiber has n1=1.53, n2=1.46 and a core diameter of .080 mm. It is to be coupled to a photodiode whose circular sensitive area is 20mm². It has been found that there is 2.75 db of coupling loss
Design a circuit for a combination lock with one input, x, and two outputs, unlock and hint. Output unlock should be 1 if and only if x is 0 and the sequence of inputs received on x at the preceding
A network has an input impedance of 120+100j ohm. what is the capacitance that should be placed in parallel with the network to provide an input impadance with a magnitude of 100O at w=1000 rad/s
(a) What is voltage source and its terminal (voltage/current) behavior (b) What is current source and its terminal (voltage/current) behavior (c) What is dependent voltage-controlled voltage-source
All the script needs to do is make a two 10 by 10 grids, one for the user, one for the computer. Allow the user to choose where to place their ships, and in which direction. Then have the computer r
find all minimum sum of products expressions. ( if there is more than one solution ,the number of solutions is given in parentheses.) label the solutions f1,f2.... a) f(w,x,y,z)= Σm(1,3,6,8,11
A voice frequency massage signal (fmax=B= 4 kHz) is transmitted by three binary systems: PCM (μ = 255), DPCM (α = 10), and DM. The bit rate required is Rb = 120 kbps, and m_p2/(m2 (t))= 2&n
where V is given in meters per second, U is in degrees, and W is the percent grade of the road. Design a proportional control law U = -kp V that will maintain a velocity error of less than 1 m/sec i
Design a circuit, and model using HDL that 1) adds two three bit unsigned binary numbers, 2) includes a flag to determine when a overflow occurs, and 3) includes a flag indicating whether the result
Determine (a) the input to the detector, (b) the optimum threshold (to be compared with the detector input) that minimizes the average probability of error, and (c) the average probability of error.
A diode is measured to pass 0.31mA at 0.70V forward bias, and 1.12mA at 0.75 V forward bias. What are its n and Is. Assume that kT/q=0.026V. For extra credit, if the diode passes 4mA at 0.9V forward
1. What is the power spectral density of Y(t) = X(t) - X(t-T) 2. What is the power spectral density of Z(t) = X'(t) - X(t) 2. What is the power spectral density of W(t) = Y(t) - Z(t)
Design a voltage regulator circuit that provide a voltage at a maximum of 100 mA from a 6V battery. A maximum of 1W of power should be dissipated in any one component.
A binary PAM communication system is used to transmit data over an AWGN channel. The prior probabilities for the bits bn are P[bn= 1] = 1/3 and P[bn= 0] = 2/3. Determine the optimum threshold (to be
The unit step response of a linear time invariant system is s(t) = (1 - e-at)u(t). Where "a" is a positive, real valued constant. What is the impulse response of the system. What is the frequency re
Design a voltage regulator circuit that can provide a voltage Vload = 5V at a maximum of 100mA from a 6-V battery. A maximum of 1 W of power should be dissipated in any one component.
DeSign a Miller integrator with a time constant of 0.1 s and an mput reSistance of 100 kfl. A dc voltage of - I volt IS applied at the input at time 0, at which moment tI" = -10 V. How long does it
Design an inverting singe stage low pass filter with gain = 40 dB, Rin = 10 kΩ , corner frequency of 50 Hz. Determine the max and min gain and the corne frequency for the component tolerances
Consider a thermal sensor that a time constant τ = 20 msec such that a step change in temp. requires approx. 3*τ to reach 95 % of the final value. a- write an expression for the frequency re
Suppose a drift current density of 2000 A/cm^2 exists in the neutral region on the n-type side of the diode that has a relationship of 0.5 Cm. What is the electric field needed to support this drift
how can one go about to decode a message from a wav file. the wave contain a coded message in form numbers. which is represented in the wave in form of tones
What is the different of having op-amps with different amount of poles, as an example some one come to you and offer you this new opamp, but this person tell you that this op-amp jus have two poles
The response of a first order series RL circuit can be represented by a first order linear time-invariant differential equation : d/dt(y) + 4 y= 4 x(t) where the input x(t) is applied across the ser
If this op amp is used in a non-inverting amplifier having a closed loop dc gain of 100, sketch the bode plot of the magnitude of the closed loop gain to scale. Repeat for a closed-loop dc gain of 10