-----Original Message-----
From: Peter Chadwick <Peter.Chadwick@zarlink.com>
To: 2 <2@vc.net>; 1AMPS <amps@contesting.com>; 'Randall DuCharme'
<ad5gb@yahoo.com>
To: <amps@contesting.com>
Date: 31 October 2001 10:24
Subject: RE: [AMPS] Henry 1KD5 Rectifier question
>
>Randall said:
>
>>I'm beginning to think about regulated DC filament supply possibilites for
my
>project
>>amp(s). One of my local 'Elmers' claimed that for 813s, it's a great idea
but
>one
>>needs to periodically reverse the polarity in such a configuration.
>
>I've heard this too. One story is some form of electrolysis. I think that a
more
>likely problem would be caused by metal migration.
Does it matter (or even does it happen) that you will get more current flow
out of the +ve end of the filament?
Steve
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