RF Envelope Tracking Tutorial | Improving RF Power Amplifier Efficiency

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  • Опубліковано 26 вер 2024

КОМЕНТАРІ • 24

  • @fjs1111
    @fjs1111 2 роки тому +3

    Very cool! Something like a high-speed AGC feedback loop for RF Power MOSFETs

    • @ElectronicsNotes
      @ElectronicsNotes  2 роки тому +2

      Very cool indeed - development of the techniques was not easy, but it saves a lot of power in mobile phones and many other circuits & situations.

  • @santhoshk8703
    @santhoshk8703 4 роки тому +2

    Thank you for taking time and making very detailed video

  • @santhoshk8703
    @santhoshk8703 4 роки тому

    Best exploration sir.... Thank you so much

  • @shreeganeshbhat2876
    @shreeganeshbhat2876 7 років тому

    Thanks for this. Wonderful video.

  • @shaiy8227
    @shaiy8227 7 років тому

    Excellent! very clear explanation, even to a stupid guy like me

    • @ElectronicsNotes
      @ElectronicsNotes  7 років тому +1

      Thanks for the comment . . . and I wouldn't think you are stupid at all.

  • @DueceBigelow
    @DueceBigelow 8 місяців тому

    Nice video! This is supplemental to your website? Would like more info regarding your "Amplifier Classes: A, B, C, D, etc" page trying to understand the "Conduction Angle Θ" you have for Class AB

    • @ElectronicsNotes
      @ElectronicsNotes  8 місяців тому

      Thanks - glad you appreciated the video.
      Yes, the video channel and website are both mine. I’ll take a look at your suggestion about improving the amplifier classes page. Thanks for the suggestion. It might not happen immediately because there are a few other projects happening at the moment.

  • @8754484388
    @8754484388 11 місяців тому

    Brilliant video, crisp and clear, thank-you!

  • @赵䟏
    @赵䟏 5 років тому

    Thanks a lot!

  • @cyberphox1
    @cyberphox1 11 місяців тому

    👍

  • @LEO22116
    @LEO22116 Рік тому

    Sorry I am a power electronics engineer and do not know RF systems! What is RFC at 0:20?

    • @electropitanie
      @electropitanie Рік тому

      This is a dividing line
      inductor coil.

    • @ElectronicsNotes
      @ElectronicsNotes  Рік тому

      Yes, RFC stands for radio Frequency Choke. As mentioned by another it is an inductor intended to block the radio frequency signals as it is a high impedance at RF and low impedance for DC. In this circuit is allows the correct bias conditions for the amplifier while not dissipating any of the RF signal.

  • @pennyl.8799
    @pennyl.8799 7 років тому

    Ok as a primer but pretty superficial on technical details

    • @ElectronicsNotes
      @ElectronicsNotes  7 років тому +1

      We only ever intended it to be a primer. The number of people who would want real in-depth technical details are relatively small and it would end up making the video too long. On top of this it would have taken more than the 10 - 15 man days it took to make the existing one. I hope that you were not too disappointed with it.

    • @OfficialAnarchyz
      @OfficialAnarchyz 3 роки тому

      @@ElectronicsNotes No it's pretty good. I don't know what the point of these comments is. Of course it's not a freaking lecture