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Type: Posts; User: wondrous

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  1. Closed: Re: Simple transformerless power supply design

    yes there are like lm2576-12
    and xl6009
    very nice ic have fun dear mdaupu
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    Closed: Re: explaining about RMS

    thanks akanimo
    your above post understood well by reading last post
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    Closed: Re: explaining about RMS

    then it's all about measurement and calculation the signal
    not only take a value and multiplied with some figure
    thanks sir klaus
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    Closed: Re: explaining about RMS

    many thanks sir
    that's helpful
    may i ask _ excuse my multiple question _ what is the meaning of true RMS
    I see that term in many Measurement topic ?
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    Closed: Re: explaining about RMS

    HI
    @ c_mitra I see now there are more and more to learn
    and I appreciate every post
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    Closed: explaining about RMS

    HI
    i have a question about rms
    rms = 0.7 vp
    where (0.7) come from
    is it depend on frequencies 50/60 hz ?
    like PWM when we vary duty cycle we obtain different value of volts
    but here we vary ...
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    Closed: Re: Three phase delta load problem

    Thanks mr BradtheRad
    sorry for let you search to me
    i will do my effort
    thanks again
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    Closed: Re: Three phase delta load problem

    Thanks mr BradtheRad for the simulator
    but how to download it
  9. Closed: Re: How create negative voltage -700mV - -1000mV 30mA?

    Hi
    @ KlausST : yes sir it's
    @ Jadeit : I wish you all the best and success
  10. Closed: Re: How create negative voltage -700mV - -1000mV 30mA?

    here ...
  11. Closed: Re: How create negative voltage -700mV - -1000mV 30mA?

    Jadeit
    v_out of ICL7660 depend on capacitors
    so v_out not staple
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