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Re: [TenTec] New emission standards for HF...ham rigs not BPL

To: <tentec@contesting.com>
Subject: Re: [TenTec] New emission standards for HF...ham rigs not BPL
From: "Ron Notarius" <wn3vaw@verizon.net>
Reply-to: tentec@contesting.com
Date: Sun, 9 May 2004 09:54:11 -0400
List-post: <mailto:tentec@contesting.com>
No.

----- Original Message ----- 
From: "Rob Atkinson, K5UJ" <k5uj@hotmail.com>
To: <tentec@contesting.com>
Sent: Saturday, May 08, 2004 11:58 PM
Subject: [TenTec] New emission standards for HF...ham rigs not BPL


> Am I the only one to find some irony in FCC being concerned about
> spurious emissions from ham HF rigs, but wanting to pollute HF with
> BPL?
>
> rob/K5UJ
>
>
> >From ARRL Letter, V. 23, no. 19:
>
> The most extensive and substantive rule change involves §97.307, Emission
> standards, where the FCC revised the wording of §97.307(d), which defines
> spurious emissions. The updated language imposes a slightly higher
> standard on newer transmitters or amplifiers of any power level. Starting
> June 1, the rule will provide that:
>
>     * the mean power of any spurious emission from HF transmitters or
> external RF power amplifiers installed after January 1, 2003, must be at
> least 43 dB below the mean power of the fundamental emission.
>
>     * the mean power of any spurious emission from HF transmitters or
> external RF power amplifiers installed on or before January 1, 2003, must
> not exceed 50 mW and must be at least 40 dB below the mean power of the
> fundamental emission. If the mean power output of such as transmitter is
> less than 5 W, the attenuation must be at least 30 dB.
>
> Still exempt from the provisions of §97.307(d) are transmitters built
> before April 15, 1977, or those first marketed before January 1, 1978.
>
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