Re: Arc Transmitter

• To: tesla-at-poodle.pupman-dot-com
• Subject: Re: Arc Transmitter
• From: Tesla List <tesla-at-stic-dot-net>
• Date: Tue, 13 May 1997 01:11:01 -0500
• Approved: tesla-at-stic-dot-net

Subject:  Re: Arc Transmitter
  Date:   Mon, 12 May 1997 20:40:33 -0700
  From:   "Norman F. Stanley" <nfs-at-midcoast-dot-com>
    To:   Tesla List <tesla-at-pupman-dot-com>


At 11:50 PM 5/11/97 -0500, Edward V. Phillips wrote:

        <snip>

>        There's lots of literature on the subject.  If you are
>really interested I can send you some references which you should
>be able to locate.  Arc oscillators could indeed be modulated (
>usually with a lossy device such as a carbon microphone) and
>were used for the first voice broadcasts starting circa 1906.
>        As for Tesla coil use, they are bulky (quite complicated
>in practice, requiring use of magnetic quenching circuits and
>special hydrocarbon atmospheres), and still are just CW generators.
>To run a CW tesla coils takes lots of power, and tubes are much
>more convenient, more efficient, etc.
>Ed

I vaguely recall having once read that water-cooled microphones were
used
to handle the high power levels.

Norm

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