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Re: [Amps] Better electrical safety?

To: g3rzp@g3rzp.wanadoo.co.uk, amps@contesting.com
Subject: Re: [Amps] Better electrical safety?
From: Bill Turner <dezrat1242@ispwest.com>
Date: Sat, 19 Nov 2005 07:58:24 -0800
List-post: <mailto:amps@contesting.com>
At 04:43 AM 11/19/2005, Peter Chadwick wrote:

>A problem with a 1kHz supply would be stopping it getting into audio 
>systems in radio, TV etc, as well as phones. Then there's the 
>problem of 'singing' motors and transformers and even flourescent 
>lights. So it either has to be low in frequency or high enough that 
>it's beyong audibility. Then we have other problems..
>
>73
>
>Peter G3RZP

~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

If you mean the mechanical vibration at 1kHz, I agree it might be 
difficult to eliminate, but still worth experimenting with. If you 
mean the electrical noise, it should be easy to filter I'd think. As 
I said, some research would be needed to find the optimum frequency.

73, Bill W6WRT

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