How do PTT buttons work?









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I'm really new to this, and I was wondering how the whole PTT system works? I have a headset with microphone, and a Baofeng UV-82 radio. I know the radio has its own PTT button, but is there any kind of PTT button that could be attached to it via wire as simply as possible?



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    up vote
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    I'm really new to this, and I was wondering how the whole PTT system works? I have a headset with microphone, and a Baofeng UV-82 radio. I know the radio has its own PTT button, but is there any kind of PTT button that could be attached to it via wire as simply as possible?



    Thanks!










    share|improve this question

























      up vote
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      down vote

      favorite
      1









      up vote
      3
      down vote

      favorite
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      1





      I'm really new to this, and I was wondering how the whole PTT system works? I have a headset with microphone, and a Baofeng UV-82 radio. I know the radio has its own PTT button, but is there any kind of PTT button that could be attached to it via wire as simply as possible?



      Thanks!










      share|improve this question















      I'm really new to this, and I was wondering how the whole PTT system works? I have a headset with microphone, and a Baofeng UV-82 radio. I know the radio has its own PTT button, but is there any kind of PTT button that could be attached to it via wire as simply as possible?



      Thanks!







      baofeng transmitter audio-interface microphone






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      edited Nov 10 at 16:43









      Kevin Reid AG6YO

      15k32865




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      asked Nov 10 at 15:14









      Jack. D

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          The basic PTT (push to talk) button on the HT is a simple switch that is normally open and when it is pressed, the switch is closed (conducting). Internally to the radio, this applies power to the PA (power amplifier) stage of the transmitter, it idles the receiver, it switches the frequency synthesizer to generate the correct transmit frequency and a number of other "housekeeping" actions.



          An external PTT switch is easily added. Here is a nice diagram from the miklor.com site.



          enter image description here



          You can see the switch to the far left of the circuit. It is wired to the outer most "ring" of each plug. Closing (pressing or toggling) that switch will cause the radio to transmit.






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            The basic PTT (push to talk) button on the HT is a simple switch that is normally open and when it is pressed, the switch is closed (conducting). Internally to the radio, this applies power to the PA (power amplifier) stage of the transmitter, it idles the receiver, it switches the frequency synthesizer to generate the correct transmit frequency and a number of other "housekeeping" actions.



            An external PTT switch is easily added. Here is a nice diagram from the miklor.com site.



            enter image description here



            You can see the switch to the far left of the circuit. It is wired to the outer most "ring" of each plug. Closing (pressing or toggling) that switch will cause the radio to transmit.






            share|improve this answer


























              up vote
              10
              down vote













              The basic PTT (push to talk) button on the HT is a simple switch that is normally open and when it is pressed, the switch is closed (conducting). Internally to the radio, this applies power to the PA (power amplifier) stage of the transmitter, it idles the receiver, it switches the frequency synthesizer to generate the correct transmit frequency and a number of other "housekeeping" actions.



              An external PTT switch is easily added. Here is a nice diagram from the miklor.com site.



              enter image description here



              You can see the switch to the far left of the circuit. It is wired to the outer most "ring" of each plug. Closing (pressing or toggling) that switch will cause the radio to transmit.






              share|improve this answer
























                up vote
                10
                down vote










                up vote
                10
                down vote









                The basic PTT (push to talk) button on the HT is a simple switch that is normally open and when it is pressed, the switch is closed (conducting). Internally to the radio, this applies power to the PA (power amplifier) stage of the transmitter, it idles the receiver, it switches the frequency synthesizer to generate the correct transmit frequency and a number of other "housekeeping" actions.



                An external PTT switch is easily added. Here is a nice diagram from the miklor.com site.



                enter image description here



                You can see the switch to the far left of the circuit. It is wired to the outer most "ring" of each plug. Closing (pressing or toggling) that switch will cause the radio to transmit.






                share|improve this answer














                The basic PTT (push to talk) button on the HT is a simple switch that is normally open and when it is pressed, the switch is closed (conducting). Internally to the radio, this applies power to the PA (power amplifier) stage of the transmitter, it idles the receiver, it switches the frequency synthesizer to generate the correct transmit frequency and a number of other "housekeeping" actions.



                An external PTT switch is easily added. Here is a nice diagram from the miklor.com site.



                enter image description here



                You can see the switch to the far left of the circuit. It is wired to the outer most "ring" of each plug. Closing (pressing or toggling) that switch will cause the radio to transmit.







                share|improve this answer














                share|improve this answer



                share|improve this answer








                edited Nov 11 at 14:45

























                answered Nov 10 at 15:40









                Glenn W9IQ

                12.9k1741




                12.9k1741



























                     

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