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  1. I

    Help plz......

    Hello Guys....... Plz help me in finding Service manual or Solution/Repair Manual of "GAS-CHROMATOGRAPH" Make--Perichrom (France) Model--PR-2100
  2. I

    help as soon as possible...........Thz in advance

    Hello Guys....... Plz help me in finding Service manual or Solution/Repair Manual of "GAS-CHROMATOGRAPH" Make--Perichrom (France) Model--PR-2100
  3. I

    Urgent reply is needed

    I am sorry Sir.............But  i contact u guys only when urgent help is reuired ....otherwise when there is time available i try ma level best to solve the problem on my own...............
  4. I

    Urgent reply is needed

    Plz Audioguru help me ...........plz
  5. I

    Urgent reply is needed

    hello Genius guys... Plz help me in solving ma problem.... Sir i want to increase my transmission length...... For that i have used Rs-232 to Rs485 converter...Plz see attached picture.....And help me as soon as possible....plz help me thanking u in advance
  6. I

    hellllllllllp urgent plz

    Hello guys i urgently need ur help plz plz tell me the link from where i can get the solution manual of  COMMUNICATION SYSTEMS by BRUCE CARLSON  4 th edition plz plz for God's sake help me
  7. I

    important

    hello guys plz tell me the circuit of Smoke detector plz reply as soon as possible
  8. I

    hellp.........

    hello guys well i am planning to make a security system for an industry. In this i want to include human voice detector. well i have planned that but want the ckt. To start with First of all voice will be converted into electrical signals through MIC Then that signal will be matces with our...
  9. I

    plz help

    i am posting here bcoz mathematics is also related with electronics i want the solution manual of " INTRODUCTION TO STATISTICS" 3rd edition by RONALDE.WALPOLE
  10. I

    important

    Hello Genius guys, how r
  11. I

    urgent

    Well can u plz send me the circuit which works Any mic can be used,any speaker but plz plz send me the ckt of amplifier that works
  12. I

    plz help

    Hello, Guys how r u .Well can any body tell me the circuit of amplifier which really works.I have tried a lot of circuits but no body works. " I  want to give input through MIC  .then through IC signal will amplify and output is taken through Small speaker.". plz plz tell me any technical...
  13. I

    urgent

    Hello, Guys how r u .Well can any body tell me the circuit of amplifier which really works.I have tried a lot of circuits but no body works. " I want to give input through MIC  Amplifier will amplify our audio signal and output is taken by Speaker(8 ohms or 4 ohms). plz plz tell me the circuit...
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