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References: [ +subject:/^(?:^\s*(re|sv|fwd|fw)[\[\]\d]*[:>-]+\s*)*\[Amps\]\s+Crowbars\s*$/: 2 ]

Total 2 documents matching your query.

1. [Amps] Crowbars (score: 1)
Author: "John Lyles" <>
Date: Thu, 18 Sep 2008 16:43:36 -0600
Ya, Jim, we are still using mercury ignitrons. They are good to hold off 46 kV DC and they can take a 50,000 amp impulse through them, as long as it is damped and doesn't have follow-on power (the pr
/archives//html/Amps/2008-09/msg00178.html (7,913 bytes)

2. Re: [Amps] Crowbars (score: 1)
Author: "Jim Tonne" <>
Date: Thu, 18 Sep 2008 19:14:03 -0400
John et al: While we are on the subject of crowbars and other ways of "dumping" a power supply, let me share with y'all (I am learning to speak English in Tennessee!) a true story. Way back in 1987 I
/archives//html/Amps/2008-09/msg00179.html (8,825 bytes)

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