EVGRAY Archive

Re: piezo - mra , squealing pigs and ferroresonance

2 messages · 2018-02-04T09:47:10+00:00 → 2018-02-04T20:50:54+00:00

[1/2] Re: piezo - mra , squealing pigs and ferroresonance

2018-02-04T09:47:10+00:00 · [email protected] <[email protected]>
Message-ID: <[email protected]> 
self resonating/ phase locking.This will get you started if you vary the Tank cap values in a sweep.Then vary drive pulse length and minimize waste power...https://cdn.hackaday.io/images/7856741430093121127.png

[2/2] Re: [EVGRAY] Re: piezo - mra , squealing pigs and ferroresonance

2018-02-04T20:50:54+00:00 · james glinski <[email protected]>
Message-ID: <CA+uJ=nci3_REmuBr0E1vhKZ6VEFCDKzxACNK+PY8kN_Om7K_dw@mail.gmail.com> 
You might be able to use this on the vibration of a motor shell or a
tunning fork and sound with a 555 timer and a channel of wood ect? Wave
tec? Wind harvester ?
On Feb 4, 2018 3:47 AM, "Dave Muckerman [email protected] [EVGRAY]" <
[email protected]> wrote:

>
>
> self resonating/ phase locking.
> This will get you started if you vary the Tank cap values in a sweep.
> Then vary drive pulse length and minimize waste power...
> https://cdn.hackaday.io/images/7856741430093121127.png
>
> 
>