Re: Mr. Richard Quick: about Ground Currents.

["Tesla list" <tesla@xxxxxxxxxx>]

Original poster: Chip Atkinson <chip@xxxxxxxxxx>

Richard Quick is long gone off the list.  I believe he got married and
moved, possibly changed jobs too so his free time just evaporated.

Chip

On Thu, 22 Mar 2007, Tesla list wrote:

> Moderator comment:  We normally don't allow
> attachments to email for this group, but, I think
> your message depends on it.  Since it is a GIF
> and passed my virus scan, I'll allow it this
> time.  I dont think Richard Quick is active in
> this group any more  so someone else may comment
>
> Gerry
>
>
>
>
> Mr. Richard:
>
> I saw your comments about ground currents at:
>
> 
<http://www.pupman.com/listarchives/1995/march/msg00154.html>http://www.pupman.com/listarchives/1995/march/msg00154.html
>
> And I arranged the following experiment (enclosed GIF image):
>
> A small relay, 12 VDC coil, connected as a
> buzzer, using normally-closed contact.
> A small topload (can of Hair Spray).
> A medium size metalic cabinet (for office use).
> An old PC power supply.
> A small transistor radio.
>
> With this arrangement, I connected the antenna of
> the battery-powered radio to a Ground pin on another room AC outlet.
>
> My idea is: the relay coil, topload and Faraday
> Cage connected to mains ground, comprises an LC
> circuit.  Every time NC contact is closed, the
> coil is charged with current.  When the contact
> opens, there is a charge accumulation on TopLoad
> and a small spark between contacts.  I have been
> able to run this system for an hour long, and
> arcing has not yet damaged the relay
> contacts.  Anyway, the relay has 4 sets, plenty
> of spares.  Breaks per second is higher than 60
> Hz, pretty good for a mechanic reciprocating break.
>
> Observations:
> * The buzz can be heard outside near the Faraday Cage.
> * Direct contact of radio antenna to the exterior
> of Faraday Cage, give stronger signal.
> * If I disconnect the Negative wire from the
> Faraday Cage, the signal is stronger, and can be
> detected at more distance (other power outlets,
> other rooms).  The device still inside the now floating Faraday Cage.
> * A normal TV reveals noise with and without
> Faraday Cage.  Cannont discern change in level of noise.
>
> My conclusions:
> * Faraday Cage seems to block more than 10% of
> signal, no matters if it is coming via ground conduction or radiation.
> * Ground conduction even with transmitter
> enclosed in a Faraday Cage, can be detected with
> a transistor AM radio.  Greater range if not encasing the Tx.
> * We cannot subestimate the electrostatic
> induction.  A Faraday Cage blocks this, leaving
> the success of the experiment to the ground currents alone.
> * I think for a working Tesla Link (Tx and Rx),
> is better not to use a Faraday Cage.
>
> Can you give me your comments about this
> experiment?  Maybe I am doing something wrong to
> achieve high signal level no matter the Faraday Cage?
>
> I have some ideas for further experimenting with
> low power Tesla Coils and Magnifiers.  Already
> tested one running CW, maybe consuming 10
> Watts.  I prefer to work with this toys rather
> than full-size systems.  For security, ease of
> setup, electricity bill, lack of time, lack of tools, etc.
>
> I am very interested in Tesla Coils for
> signaling, and power transmission at low levels,
> enough for a proof of concept and maybe a practical use.
>
> Best regards,
>
> Mr. Gerardo.
>
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