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Recent content by muaythai2006

  1. M

    Need help with this question ...I need it very soon

    Hello guys, I need help with this problems....I did bad on the test and this is take home question...some parts I know how to do it but others I don't know how... for part b) is there a three different dmin...is the way I do it correct? c)This one I coppy from the book,,,but not sure if it is...
  2. M

    Need help with Binary detector & prob. error. Urgent!!!

    Hello guyz, I need you guys help me with these two problems. I have tried to solve but coulndn't get through. I am really appreciated you guy for trying to help me out. I need it soon...Again, thank you very much...
  3. M

    Digital Communications problems.

    Hello guys, I have some hw problems I couldn't figure out how to do it. I would reall appricate very much if you guys can help me out...If you dun know how to solve it, you can tell me what the question is asking for.. Thanks 1) Find biased linear transformations of the random vector W where...
  4. M

    Help me to calculate power absorbed and dissipated by a coil

    I try to solve the below questions, but the results come out are not correct...Can u guy help me out?.... 1)A coil having a reactance of 10 ohms and a resistance of 2 ohm is connected in parallel with capacitive reactance of 10 ohms. If the supply voltage is 200V calculate: a) the reactive...
  5. M

    A transmission-lin system involving two lines?

    Vg is a constant voltage source of 100 V. Find and sketch: a) the line voltage versus z for t=.2 mircro. second. I know how to do it if there is no left portion(Z=-300 m to Z=0 m)...I did some problems involving one line...but this one is two lines...Can u guy help me out....
  6. M

    how to add two sinusoid?

    I was asked to generate two sinusoids at the right freqnecies and add them samples by samples. The first frequencies of the first sinusoids is 1336 and other is 770.
  7. M

    Is the inductance in parallel or series

    I want to know if it inductance in parallel or series and also capcitor....and to to find Cep and Leq... **broken link removed**
  8. M

    Parallel plates line with two dilectrics

    1) ______ | __|___ I was given a parallel plates with two dilectrics in parallel. One is one the left side of vertical line(it's supposed to be vertical line but I can't make it looks vertical...=D) with ε1 and µ1 and other dilectric on the rite with ε2 and µ2...Distance bewtween two...
  9. M

    Question on Multiplex & Demulitplex a Video signal

    NTSC video has bandwidth 4.2 MHz,30 frames/s,525lines/frame,interlace. The total bandwidth of TV chanel is 6 MHz(Video +Audio).Video signal has Luminace+chrominance signals. Chrominance has I and Q components. My question is how can u find fc(color subcarrier) for chominace.Example from my...
  10. M

    How to convert mV to db?

    anyone know the equation converts mV to db?
  11. M

    Some Analog Monochrome TV Systems question?

    I need help wif some questions...It would be nice if u guy can help me out...=D 1)Which modulation technique is used for modulating a TV signal to a carrier frequency? What is the total bandwidth allocated for a TV channel? Illustrate with a figure the spectrum of a modulated TV channel...

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