Spark Gaps

• To: "'Tesla List'" <tesla-at-pupman-dot-com>
• Subject: Spark Gaps
• From: Tesla List <tesla-at-stic-dot-net>
• Date: Wed, 15 Apr 1998 22:18:05 -0500
• Approved: tesla-at-stic-dot-net

----------
From:  John H. Couture [SMTP:couturejh-at-worldnet.att-dot-net]
Sent:  Wednesday, April 15, 1998 12:54 AM
To:  Tesla List
Subject:  Re: Spark Gaps


 At 03:50 AM 4/13/98 -0500, you wrote:
>
>----------
>From:  richard hull [SMTP:rhull-at-richmond.infi-dot-net]
>Sent:  Sunday, April 12, 1998 5:05 AM
>To:  Tesla List
>Subject:  Re: Spark Gaps
>
>At 08:33 PM 4/11/98 -0500, you wrote:
>>
>>----------
>>From:  Bert Hickman [SMTP:bert.hickman-at-aquila-dot-com]
>>Sent:  Friday, April 10, 1998 10:25 PM
>>To:  Tesla List
>>Subject:  Re: Spark Gaps
>
>>Thratron or transistor switches were used by Richard Hull and Malcolm
>>Watts respectively to switch off primary current at earlier current
>>"zeros" (of the coil's fundamental operating frequency) during a number
>>of very interesting quenching experiments last year. Malcolm's attempts
>>to turn off a low-power transistor-switched primary circuit at points
>>other than primary current zeros did result in the expected high voltage
>>spikes stemming from rapid di/dt, but it's not clear that the an arc's
>>characteristics will permit this to actually occur under any reasonable
>>circumstance in higher power air-gap systems.

------------------------------------------------

  Did these tests quench dampened waves or pulsed waves?

  John Couture

------------------------------------------

• Prev: Spark Gaps
• Next: ballast Inductor Choke coil (fwd)
• Index(es):
  • Main
  • Thread