[Boatanchors] Re: GB> Caution re: 30 - 100 UF 5KVDC PS Filter Capacitor

Mike Andrews W5EGO mikea at mikea.ath.cx
Tue Aug 12 20:41:19 EDT 2008


On Tue, Aug 12, 2008 at 06:35:31PM -0400, Bry Carling wrote:

> Once o4 twice when I was teaching high school, students would go
> out into the shop with a large electrolytic and charge it up on a
> bench power supply to a few hundred volts. They would them march
> into a classroom full of 9th graders and quickly discharge the
> thing across their brass belt buckle (very, very popular among hip
> cowboy teenagers in Tennessee in the 1970s!) to the utter shock and
> astonishment of the younger kids.

One of the stunts I saw done repeatedly while I was fixing tube gear
in the USAF was someone charging an electrolytic to 120V or so, then 
shouting "Think fast!" and tossing it to someone. Few people thought 
quickly enough the first time or two to realize that the object in 
flight might zap the recipient. 

-- 
Mike Andrews, W5EGO
mikea at mikea.ath.cx
Tired old sysadmin 


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