[AMRadio] League pulls RM-11306
Geoff/W5OMR
ars.w5omr at gmail.com
Sun Apr 29 20:38:35 EDT 2007
Bill Smith wrote:
> ----- Original Message -----
> From: "Geoff/W5OMR" <ars.w5omr at gmail.com>
>
> <snips>
>
>
>> Are you sure -you- know how much PEP your rig is running, without
>> distorting/flat-topping the peaks?
>>
>> 73, etc
>> -Geoff/W5OMR
>>
>
> Hi Geoff,
>
> Been there, tried that.. have run increased carrier, and with an
> asymmetrical limiter have limited positive peaks to comply with the 1500 W
> PEP limit. Unfortunately, I couldn't convince listeners to adjust their
> detectors to receive asymmetrical modulation and they complained of
> distortion.
>
You're missing the point.
http://www.qsl.net/wa5bxo/asyam/aam3.html
> Also, think somewhere buried in the FCC rules is something about operating
> in accordance to good engineering practices. Good engineering practice
> suggests low distortion, fully modulated audio.
>
Just because your peaks are beyond 2:1 (as in a 'defined' SR of 4, in my
case) doesn't mean that the audio is distorted. It's just cleanly,
fully modulated, without pinching the carrier, non-distorted audio.
Read, with great attention to ever aspect to ever detail, the site (again).
--
73
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