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- 3. Category 5 cable, commonly referred to as CAT-5, is a twisted pair cable for computer networks. The cable standard provides performance of up to 100 MHz. We would like to transmit information over a CAT-5 twisted pair cable at 500 megabits per second (Mbps). (a) Is a signal-to-noise ratio (SNR) of 30 dB adequate to transmit 500 Mbps? (b) What is the SNR required to just adequately transmit at 500 Mbps? Express your answer in decibels for the SNR3. Give the advantages of Microwave Integrated Circuits(MIC's) and discuss about the type of MIC's. 4. Discuss about Microstrip lines with proper diagram and list the advantages.Photos - Screenshot (46).png 72% / Fullscreen 1.The term SMA represents. 2.F type connectors are used in CCTV systems [True/False]. 3.RG 59 coaxial cable is 10base 5 coaxial cable. [True/False] 4.The segment length for RG11coaxial cable in SAT TV is 5.The segment length for twisted pair cable is 6.UHF connectors are used in public address systems [True/False]. 7.RG 58 thin coaxial cable is 10base 5 coaxial cable. [True/False] 8.The segment length for coaxial cable is 9.The segment length for fiber optic cable is 10.In fiber optics type of signal flows. 10:09 13/12/2021
- For an n channel depletion type MOSFET, explain (what happens) with necessary diagram andcharacteristics curves: When VGS is varied with VDS = Some positive value.What is the difference between UTP and STP cables, show diagrams?03)b) For Noiseless AWGN channel, show that : maximum channel capacity Cmax = 1.44 2 bps?
- For the circuit in Figure 1, the transistor is biased so that ICQ is 10 mA and VCEQ is 8 V. As a starting point, let VRE be 20% of VCC. Calculate the values needed for RE and RC.Assume β is 100. Select the nearest standard values for the two VRc=___________ Rc =____________ VRe= ___________ Ie =_____________ Re= _____________ Rth = ____________ Ith or Ib=___________ Vth =____________ R1 =_____________ R2 =_______________A. Briefly explain the high-level requirements of 4G (LTE) System. (Explain any 4) B. What is OSI Model? Simply name the Seven Layers of OSI Model.Sketch a hierarchical TDM multiplexer system to multiplex 5 channels together. Each individual multiplexer can combine, at most 3 channels.
- E. Explain the disadvantages of digital radiology in terms of: i. staff training ii. equipment costs please put the referencesQUESTION 2a) How would you characterise power bipolar devices in comparison with power MOSFETs? Illustrate your answer by providing unique features of power MOSFETs. b) Using the aid of a MOSFET diagram, explain operational features of the power MOSFET. Support your explanation using MOSFET operation as a switch. Also, illustrate the conditions needed to drive a power MOSFET in the different regions of operation. c) Discuss four (4) advantages of a bridge or half-bridge forward converter when compared with a single-ended forward converterFor the NMOS circuit below, VDD = 9V, Vt = 1V, kn = kn’(W/L) = 2mA/V2 . Neglect channel length modulation (i.e. assume λ=0), find the voltages at all nodes and the current through the specified branch. FIND: VGS=____________ ID = _____________ VD = ____________ VG = ____________