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  1. terrakota

    newbie pot usage

    hi, I'm a completle newbie in electronics what I'm trying to do is to control the brightness  of a 6v lamp with a 6 volt battery whit a 50k potentiometer, will i damage the pot because the power dissipated in the pot? how can i solve the circuit if there's a risk to damage the potentiometer? i...
  2. terrakota

    peak voltage

    hi, I'm a little confused when and when not take in account the peak voltage, i understand that when i use pure DC i dont need to worry about the peak voltage value but if I'm working with AC voltage like in power supply applications i must take peak value in account, my question is at what...
  3. terrakota

    newbie confused with voltage dividers

    Hi, I'm learning electronics from a book and know im on the voltage dividers topic, i fully understand how it works and how perform calculations about it, but i'm confused using vd in real life, heres an example: a have a 9v source and need to connect 2 devices, one needs 3 volts, and the other...
  4. terrakota

    please help a newbie

    hi, i just start to learn electronics from a book, i already studied the parallel, series and parallel-series circuits, i can solve all the book problems, now a know how to "make" a certain resistor with series-parallel circuits but i cant find a way to create "custom" resistors using standard...
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