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  1. sundar_milo

    Need to design a filter to allow only voice frequencies

    Hi. I need a bandpass filter that should be able to allow only our voice frequencies and reject all other frequencies.I dont have any idea about the frequency range of voice but  i think that is not a problem at all.I searched for BPF in google and found this ...
  2. sundar_milo

    Digital logic circuit design

    Hi everyone. Im a new member of this great site.I hope this is the best place for me to improve my knowledge. Im also a newbie to this electronic world.I have a thought in my mind to design a walkie talkie like circuit .But in my idea i want to design a circuit that can send and receive text...
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