HV stories

Dick Blaney wb8mhe at BRIGHT.NET
Fri Nov 27 21:21:21 EST 1998


There's need for care everywhere.  I find it hard to forget the
sight if my friend's red hot wedding band dangling on the nearly
bare bone of his third finger, left hand, after it got caught
between the wrench handle and ground of of a car when tightening
the Hot terminal clamp a car battery.   He had not removed the
ground cable as he should have.  And that was back when batteries
were 6 volts.  Low voltage can hurt too.  Some of today's low
voltage high current power supplies would be capable of the same
thing.  It sure taught me a lesson.
73 de
Dick, WB8MHE
wb8mhe at bright.net

-----Original Message-----
From: Terry Dobler <kj7f at MICRON.NET>
To: HEATH at LISTSERV.TEMPE.GOV <HEATH at LISTSERV.TEMPE.GOV>
Date: Friday, November 27, 1998 9:05 PM
Subject: Re: HV stories


>At 03:11 PM 11/27/98 -0600, you wrote:
>
>>        Well, there isn't anything in a PC to send anyone
blasting across
>a >room. I have however gotten one (that's all it takes) real
good jolt.
>When I >have monitors apart I am very paranoid about the anode,
never got
>zapped from >there - lkewise with DC power amps (paranoid that
is).
>>
>
>That is assuming you are not messing about inside the switch
mode power
>supply in the PC.   They often rectify the line AC and use that
voltage
>to drive the switcher.  This could lay you flat if you aren't
looking
>for it.
>
>I've been bit a few times, always because I got in a hurry and
was
>not paying attention to what I was doing.   Never work on any
power
>supply when you are tired, have had a few beers, or are in a
hurry.
>You only live once.
>
>Terry
>
>
>kj7f at micron.net  DN-13vo  (Boise, Idaho)
http://netnow.micron.net/~kj7f
>
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