Body
Well ole the mini Tesla towers have them like his patents have them CW and
ccw .but they don't have spark gaps either . I think some of his patents
used hivoltage DC motors for source and no spark gaps ?
On Sep 30, 2018 12:32 PM, "Norman Wootan [email protected] [EVGRAY]" <
[email protected]> wrote:
>
>
> Several weeks ago we had this very same discussion! In one of my very
> early salavage hunting expiditions, I acquired a very old US Gov. suveryers
> compass which was about 6 inches in diameter and was so sensitive that I
> could not take it on hunting trip cause my shotgun being anywhere around it
> would cuse it to deflest! was handy to detect even the smallest magnet
> flux fields. The Electromagnetic field strength meter was similar to the
> one in the photo below.
>
> http://www.fleaglass.com/ads/large-surveying-compass-troughton/
>
> https://www.ebay.com/itm/122085403001
>
> On 9/30/2018 10:00 AM, Mick [email protected] [EVGRAY] wrote:
>
>
>
> Norm,
>
> How did you perceive output from this experiment if you collapsed the E
> and B vectors to 0 ? In the EH antenna literature they talk about a
> system like this (the Russian predecessor to the EH) where two transceivers
> can communicate on an otherwise hidden channel.
>
> On 9/30/2018 6:17 AM, Norman Wootan [email protected] [EVGRAY] wrote:
>
>
>
> Ole! Nice try but no cigar here. Please rethink your scenario. At first
> appearance to the neophyte, that does not understand mirror symmetry and
> total phase cancellation, your solution seams like a winner. NOT! After
> studying Tesla's huge pancake coil and how it worked I built my two counter
> wound coils each with an impedance of 8 ohms. You absolutely have to have
> the mirror symmetry in order to totally phase cancel the vectors of the AC
> driving signal. Think about the traveling AC sine wave over the two coils
> in mirror proximity. Supposedly electrons travel 11.75 inches / nano
> second. Lets realize that each foot of wire traveled there is a phase shift
> in the AC sine wave that absolutely has to be perfectly mirrored to
> effectively phase cancel the shifting phase angles of the two vectors. I
> have been there and done this and it works. Example was the two coils I
> built and by shear luck got perfect symmetry and cancellation resulting in
> no vectors and what I perceived as a longitudinal output with no magnetic
> field nor electrical field! Think about this!!
>
> On 9/30/2018 6:01 AM, [email protected] [EVGRAY] wrote:
>
>
>
> I'm wondering why people here discusses winding directions of coils.
>
> The easiest way to wind coils is to wind all of them in the same
> direction. Then when the field or phase is to go in the opposite direction
> just switch around the pair of wires going to that particular coil. That's
> the way it is normally done which also prevents unwinding one coil while
> winding the next coil on the same bobbin. Use the dot convention to mark
> the ends of the wires and then just switch the sets of wires that are to be
> of opposite phase. Place the dots in all start ends or alternatively in all
> finish ends of coils wound in the same direction.
>
>
> [image: The Dot Notation and Dot Convention][image: Transformer Phasing:
> he Dot Notation and Dot Convention]
> [image: The Dot Notation and Dot Convention]
>
>
> Source of the figures: https://www.electricaltechnology.org/2013/
> 12/transformer-phasing-the-dot-notation-and-dot-convention.html
>
> Regards
> Ole
>
>
>
>
>
>