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Re: [Amps] Line power supplies.

To: craxd1@ezwv.com, amps@contesting.com
Subject: Re: [Amps] Line power supplies.
From: Radio WC6W <wc6w@juno.com>
Date: Mon, 26 Jul 2004 20:45:00 -0700
List-post: <mailto:amps@contesting.com>
On Sun, 25 Jul 2004 13:02:47 -0400 Will Matney <craxd1@ezwv.com> writes:
> Unless that floating ground fails too! Anything could fail and is my 
> point without having the isolation of a transformer.


Hi Will,
   Even transformers may fail...

   The key is to prevent a single point failure from causing a tragic
event.

>Any type of  regulator circuit will work here but the safety is nil upon
any 
> failure of the ground system. The floated system is what I was calling
an 
> isolated ground where the actual DC ground was not tied to the 
> cabinet chassis. The problem is that if something in the power supply
was to 
> go awry, the hot or ground terminal could still go to line voltage and 
> apply this to whatever is being ran from the supply.

   That's definitely an unwanted result.

> Or at least is my way of seeing it, tell me if I'm wrong.

   Sounds OK.
  
> Will Matney

73 & Good evening,
   Marv  WC6W






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