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Re: [Amps] 4CX250 bases (David Kirkby)

To: "David Lisney" <g0fvt@hotmail.com>, <amps@contesting.com>
Subject: Re: [Amps] 4CX250 bases (David Kirkby)
From: Bill Fuqua <wlfuqu00@uky.edu>
Date: Fri, 22 Jul 2005 15:39:18 -0400
List-post: <mailto:amps@contesting.com>
I have often wondered if strong RF fields ever mess up the brushless 
motor's internal controllers?

73
Bill wa4lav


At 08:19 PM 7/22/2005 +0100, David Lisney wrote:
>Hi, just to confirm that like another contributor the base in my wee CCS1
>amplifier is an "air system" one, I used a small brushless fan to cool the
>valve base area and to get a wee bit of airflow through the PA compartment,
>the fan is a 12v one run at reduced voltage, also helps to keep the
>stripline reasonably cool, it seems to warm up pretty well with circulating
>current!
>
>The fan I have for next project is altogether different, just fired it up
>and launched papers everywhere....
>
>73 de David
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