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Recent content by o_wsam

  1. O

    why FM tx distance is small?

    thank you very very much you've been ageat help. I wish you all the good
  2. O

    why FM tx distance is small?

    thanks for this fine circuit , but I still have some questions about it: -is the mic is any ordinary mic, and what about its impedance matching? -(R5=470)&(R7=220) is it in ohm? -for the inductance (0.1UH),what type of wire used for winding,and what its diameter? -what is the (LM2931A 5.0)...
  3. O

    why FM tx distance is small?

    i tried but nothing changed? what do you think about the power amp.? try to find me anther solution if you can plz
  4. O

    why FM tx distance is small?

    i bult an FM Transmitter and its distance is up to 2meter ,but its suppose to be 100meter, whats the defect? and i've been told that i can connect aproper class of power amp. ,what it would be? and what is the proper design of that amp. for my FM cct.? with my deep thankful.

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