Triggered Gap

• To: "'Tesla List'" <tesla-at-pupman-dot-com>
• Subject: Triggered Gap
• From: Tesla List <tesla-at-stic-dot-net>
• Date: Fri, 30 Jan 1998 16:49:49 -0600
• Approved: tesla-at-stic-dot-net

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From:  Atle Jorstad [SMTP:anjorsta-at-online.no]
Sent:  Friday, January 30, 1998 10:56 AM
To:  Tesla List
Subject:  Re: Triggered Gap

At 11:13 PM 1/29/98 -0600, you wrote:
>
>----------
>From:  Robert Davis [SMTP:RE.Davis-at-btinternet-dot-com]
>Sent:  Thursday, January 29, 1998 1:54 PM
>To:  'tesla-at-pupman-dot-com'
>Subject:  Triggered Gap
>
>Dear All,
>
>Has anyone used triggered gaps to fire their coils?
>
>I am building a small Oudin coil driver and was thinking about trying a 
>triggered gap, input voltage is low at 200-600 VDC so the only other option 
>is a Triac or SCR, I will try a three terminal gap with the center 
>electrode used as the trigger, EHT pulse from an 8kV xenon flash Tx.  The 
>coil wattage is low at < 100W.
>
>I think a triggered gap may quench better as the gap spacing is much larger 
>than normal for the high current path.  I assume the gap spacing is mainly 
>dependant on the triggering voltage?
>
Why not use a SCR directly? I believe that SCRs have longer lifetimes than
gaps, and switch better.
Atle Jorstad

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