> From: Erik Reuter <[EMAIL PROTECTED]>

> On Sun, Feb 17, 2002 at 10:05:33PM -0600, The Fool wrote:
> > Capacitors that can remain charged for Years.  
> > 
> > Cost-benefit analysis:
> > 
> > Possible death vs savings of $25.  Hmm.  Difficult choice.
> 
> That's not a very good analysis. Taking your number of $25 for the
> new supply, you need to compare it to P * life_value, where P is the
> probability of being killed during the replacement, and life_value is
> the value of your life.
> 
> If P is low enough, then it makes sense to replace the fuse. There are
> several ways to make P very low. One would be to know exactly what you
> are doing and still take excessive precautions.

Yes but life_value approaches infinity in most cases, so any value of P
over integer 0 would not be worth the cost.
 
> But a better way would be for the fuse to be contained in a little
> plastic holder with the opening outside the power supply cage, so that
> you just pop out the old fuse and put in the new without ever opening
> the power supply cage.

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