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Recent content by Suraj Shrestha

  1. S

    Problem in Computer system

    I got 2 beeps while booting the computer but previously only one beep and after that it shows Keyboard not supporting. Why so happened? I need your help
  2. S

    Issue regarding the pL Value

    What is role of pL value in the propagation and prediction modelling. According to ITU-R P. 530-7, the value of alpha, Terrian type and pL value, the geometric factor, K is calculated. but How is this calculation done. What is thier relationship? Would you please reply with good clearification...
  3. S

    To transfer file from PC to PC

    I have made a chatting program between two computers via seial port in Null modem configuration but now I wanna add file transfer feature in the program Please suggest me with coding scheme.
  4. S

    Need help in Code development

    I am doing the Power Line communication project and prepare the C program for the home chatting but whenever the module is attached and message is sent then there are error at receiver so that I have to implement the error detection and error correcting scheme so would you please help me with...
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    XR2206 for FSK modulation

    xr2206 fsk i am using XR2206 for FSK modulation scheme. i need two frequency around 70Khz(let 68khz and 72khz). but using the resistor values (R=1/f*C) i am not getting the required freq. signals. what may be the problem in this case. pls help me. thanks.
  6. S

    Computer hangs while working with serial port communication

    serial port converter computer hang I am working in serial data communicatin with COM1 as the transmitter and COM2 as the receiver configuring the cables with NULL MODEM configuration but while I execute my own program written in C, but it hangs and no symptoms to get the result. Hence, anyone...
  7. S

    Power line communication

    I am doing final year project on the power line communication and think it need to be discussed in this forum.First, I would like to clear that we are in progress and encountered problems with the required ICs because some of the required IC are not available here and I need its equivalent one...
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    How to perform FSK modulation for data transmission through power line

    i am doing FSK modulation for data transmission thru power line so please suggest me how it would be possible and also provide the available IC's
  9. S

    alternative ic for lm565

    lm565 replacement please suggest me alternative ic for lm565 which i intend to use for frequency shift keying (FSK) modulation
  10. S

    Isolating main circuit while interfacing with power line

    isolation circuits give me the idea about isolation circuit i mean any means to isolate the main circuit while interfacing with power line normally for power line communication to transmit/receive data isolation circuit may be any form of transformer
  11. S

    power line data communication

    data power line ic power line data communication to connect two computers through electric lines. so that data can be transmitted and received through power lines via serial port. so tell me how it can be done? just tell me the detail.
  12. S

    what's difference in work the Unipolar IC and Bipolar IC

    Is there any difference between these Unipolar and Bipolar IC. If any what is the basic difference between them and what's the result we can obtained in using them and will they work in the similar way using some means of tricks.
  13. S

    how to work on DAC 0808

    dac0808 I am trying to work on DAC 0808 But I am geting problems and first I want to perform the confirmatory test that my purchased DAC is working.
  14. S

    Explain me the meaning of offset error in OpAmp

    offset error i want to know about the meaning of the offset error in opamp?

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