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A 1.3-µm optical transmitter is used to obtain a digital bit stream at a bit rate of 2 Gb/s. Calculate the number of photons contained in a single 1 bit when the average power emitted by the transmitter is 4 mW. Assume that the 0 bits carry no energy.
Design a low pass FIR filter for 10 kHz sampling, with a pass band edge at 2 kHz, a stop band edge at 3 kHz, and 20 dB stop band attenuation. Find the impulse response and the difference equation for the filter.
design a full-wave bridge rectifier to deliver 12dc with less than 0.1v ripples into a load drawing 100ma. specify
Consider a digital communication system in which the received symbol y is equal to : y = x+I+n, where n is AWGN with variant sigma_n^2, I models interference independent of both x and n and x is the data taking values +A and -A.
Compute the energy consumed by the load in 24 h period.
Assuming the op amp is not saturated, find the Thevenin resistance between terminals (a,b). Since there is no independent voltage or current supply, the Thevenin voltage is zero, and one must attach a test source at (a,b)
Three single phase transformers rated 100kVA 13.2kV/2.4kV are connected in wye-delta on a 3-phase, 18kV line. Calculate the maximum load that can be connected to the transformer bank and the outgoing line voltage
Can protons every flow through current? Even though in the overwhelming majority of cases the current flowing through a material is dominated by the movement of electrons"
Determine the filter type based the magnitude frequency response.
. Use the BCG growth/share matrix to explain why this organizational form is more suitable for nations where financial markets are less well developed.
Suggest a simple op-amp circuit, using a resistor network operating at 0.5 mA, to do the job. If the op amp requires a bias current of 2 mA from its supplies at no load, what is its total power dissipation when fully loaded at the max-imum current..
Identify a particular employer and an entry level position with that employer that you would like to obtain following graduation. Find out what is required to be considered for that position.
Calculate the relative permittivity of the dielectric material
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