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Re: [TenTec] Switching Power Supplies

To: tentec@contesting.com
Subject: Re: [TenTec] Switching Power Supplies
From: "Dr. Gerald N. Johnson" <geraldj@weather.net>
Reply-to: geraldj@weather.net, Discussion of Ten-Tec Equipment <tentec@contesting.com>
Date: Mon, 15 Mar 2010 11:57:39 -0600
List-post: <mailto:tentec@contesting.com>


On 3/15/2010 11:50 AM, Jim Brown K9YC wrote:
On Mon, 15 Mar 2010 11:36:15 -0400, John Ferrell wrote:

I keep hearing that switchers are noisy. I think that is an outdated rumor.

It is neither a rumor nor outdated. It is POSSIBLE to build quiet switchers,
but it costs more, so 99.9% of all switchers are nasty noise generators.

And then a few need a FCC broadcast transmitter license!

73,

Jim Brown K9YC


73, Jerry, K0CQ

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