Re: [EVGRAY] Re: HV. Lexan electret question

Body

Try both .the heart of research.

On Jan 18, 2018 6:36 AM, "[email protected] [EVGRAY]" <
[email protected]> wrote:

>
>
> Hi Alex,
>
> For making electrets a polarized voltage is needed. This requires a high
> voltage (HV) rectifier (diode) in series with the HV output terminals and
> the electret.
>
> A spark gap just short out the voltage each time it ignites. This is not
> good for making an electret. Current only run during charging of the
> electret. After being charged only some small leak current may be running.
> Leak current isn't good in any capacitor or electret.
>
> Regards
> Ole
>
>
>
>
> ---In [email protected], <bugaian@...> wrote :
>
> Hello to all in this new year.
>
>
> I have followed this guide to build a flyback river:
>
>
> http://kaizerpowerelectronics.dk/high-voltage/mazilli-zvs-flyback-driver/
>
>
>
> It works quite well and spark is quite impressing, specially if you
> increase voltage more then 12V.
>
>
> Now I want to move on using this for testing/creating electrets.
>
>
> Question is for people with HV experience.
>
>
> Should I have a spark-gap when I apply HV to terminals? I see that if I
> don't have a spark-gap circuit is not consuming DC current so I suppose its
> not quite working, so my position is to apply HV in paralel with a spark
> gap.
>
>
>
> Please let me know of your experience with this.
>
>
> Thanks.
>
>
> Alex.
> 
>